does it make sense to chain two different dimensionality reduction algo- rithm?

Answers

Answer 1

Yes, it can absolutely make sense to chain two different dimensionality reduction algorithms.

By obtaining a set of principal variables,  dimensionality reduction is the process of reducing the number of random variables being considered. It can be split into two categories: feature extraction and feature selection.

You can combine two distinct algorithms, such as PCA to quickly eliminate extraneous data and LLE to work more slowly. This will probably result in the same performance but quicker outcomes.

There are frequently too many factors used in machine learning classification problems to make the final classification. These elements are essentially features, which are variables. It becomes more difficult to visualise the training set and then work on it as the number of features increases.

Sometimes, the majority of these features are redundant because they are correlated. Algorithms for dimensionality reduction are useful in this situation.

To learn more about dimensionality reduction click here:

brainly.com/question/17081933

#SPJ4


Related Questions

which windows command will delete the files and directories at the destination that no longer exist at the source location?

Answers

Robocopy/Purge can help in deleting the files and directories

What is robo copy?

A powerful file-copying software comparable to UNIX rsync called Robocopy is part of Windows. It's an excellent tool for data backup and a much better way to copy huge datasets or lots of files between drives. Various choices, logging when copying, and the ability to resume halted copies are all features.

Similar to xcopy but with many more choices is the robocopy (robust file copy) tool. One feature of robocopy that xcopy does not have is the ability to use the /purge argument to remove any files and directories at the destination site that are no longer present at the source location.

Hence to conclude xcopy is almost similar with robocopy and it will delete the files and directories

To know more on commands like robocopy/Purge in windows follow this link

https://brainly.com/question/15231158

#SPJ4

do you think fintechs, in general, will make trading markets more or less volatile? be specific and provide solid defense in your post for the position you take

Answers

I believe that overall FinTechs will reduce the volatility of trading markets in the future.

What does reduce volatility means?

Volatility is frequently used to describe the degree of risk or uncertainty associated with the magnitude of variations in a security's value. A security's value may potentially range over a wider range of values if its volatility is higher. This implies that the security's price can fluctuate sharply in either direction over a brief period of time. A security's value will not change significantly and will be more stable if its volatility is lower.

FinTechs employ technology to improve the function of finance and boost the effectiveness of operations in the financial and investing industries. Technology may be employed in financial trading, and it has a lot of benefits and conveniences to offer.

There are benefits in terms of efficiency, accessibility, cost effectiveness, and speed for different trading market participants. The settings and circumstances for market volatility are greatly diminished and diluted by the integration and convergence of all these components.

Additionally, a lot of FinTechs are using blockchain technology, which makes up for the shortcomings of the centralized system it replaces. It should be noted that one of the main causes of market volatility is the use of a centralized system. Blockchain is based on a decentralized system, which significantly reduces market volatility.

Additionally, FinTechs eliminate unnecessary legal and financial red tape, which enables the hosting of real-time secondary markets. FinTechs implement a safe and unquestionable infrastructure based on mathematical principles, which reduces the level of volatility in the trading markets.

Learn more about Volatility click here:

https://brainly.com/question/29394588

#SPJ4

alice recently purchased a new cell phone. after her vacation, she decides to transfer her holiday photos to her computer, where she can do some touchup work before sending the pictures to her children. when alice attaches her phone to her computer, she sees that windows detected her phone and tried to load the applicable software to give her access to her phone. unfortunately, after trying for several minutes, windows displays a message indicating that the attempt was unsuccessful. when alice explores her available drives, her phone is not listed. which of the following would be the best administrative tool to help alice gain access to her phone?

Answers

Device Manager would be the best administrative tool to help Alice to gain access to her phone. Thus, option A 'Device Manager' is the correct answer.

Device Manager provides you with a graphical view of the installed hardware on your computer. Device Manager is an administrative tool  used to control, monitor, manage and install hardware devices and their drivers.

The scenario states that Alice is unable to connect her mobile phone to her computer after trying multiple times. When she plugged in her phone Windows found the new device and automatically tried to load a device driver that would give her access to her phone and pictures. In order to handle such a situation, Alice should open the 'Device Manager' administrative tool, from where she would install the applicable driver.

"

Missing part of the question is as follows:

A. Device Manager

B. Network Driver

C. Component Services

D. Computer Management

"

You can leran more about Device Manager at

https://brainly.com/question/11599959

#SPJ4

sum of digits in a string: write a program sumofdigits.cpp that asks the user to enter a series of single

Answers

Iterate through the string by using a generator expression. If a character is a digit, transform it into an integer on each iteration. To determine the total number of digits, use the sum() function.

By adding a number's digits without regard for place values, we can find the sum of its digits. Therefore, if we have the number 567, for instance, we may calculate the digit sum as 5 + 6 + 7 to get 18, which is what we get. Use the replace() method to replace any non-digit characters with an empty string, then access the length property of the result to determine how many digits are present in the string. A new string that has the matches replaced is the result of the replace method.

#include iostream> using the std namespace;

Enter the following number:

int main()

int n,sum=0,

m; cout "Enter a number: "; cin>>n; while(n>0) m=n%10;

sum=sum+m; n=n/10;

sum is equal to "sum" endl; return 0;

Learn more about string here-

https://brainly.com/question/27832355

#SPJ4

Please complete the following program according to the specification given. Partial credit will be given for incomplete answers, so provide as much of the answer as you can. Remember that all program segments are to be written in JAVA.

1.Write a method split() which takes an argument String s and prints each character of s with a comma(“,”) in between each character.


Example

split(“1234”) prints: “1,2,3,4”

split(“Hi, Mr. Programmer!”) prints “H,i,,, , M,r,., P,r,o,g,r,a,m,m,e,r,!”

split(“”) prints “”


static public void split(String s) {

Answers

Using the knowledge in computational language in JAVA it is possible to write a code that write a method split() which takes an argument String s and prints each character of s with a comma(“,”) in between each character.

Writting the code:

import java.io.*;

public class Test

{

   public static void main(String args[])

   {

       String Str = new String("Geeks-for-Geeks");

       // Split above string in at-most two strings

       for (String val: Str.split("-", 2))

           System.out.println(val);

       System.out.println("");

 

       // Splits Str into all possible tokens

       for (String val: Str.split("-"))

           System.out.println(val);

   }

}

See more about JAVA at brainly.com/question/12975450

#SPJ1

write a function that returns the longest common substring between two given strings . each string is of maximum length 100. consider using existing string methods like substr and find . note that find returns a large positive number instead of -1

Answers

Function that returns the longest common substring, between two given strings:

function longestCommonSubstring(str1, str2) {

 var longest = "";

 var current = "";

 for (var i = 0; i < str1.length; i++) {

   for (var j = 0; j < str2.length; j++) {

     if (str1.charAt(i) === str2.charAt(j)) {

       current += str1.charAt(i);

       if (current.length > longest.length) {

         longest = current;

       }

     } else {

       current = "";

     }

   }

 }

 return longest;

}

Code Explanation:

We initialize two variables longest and current to empty strings.We iterate over the first string str1 using a for loop.For every character in str1, we iterate over the second string str2.If the characters at the current indices of both the strings match, we append the character to the current string and compare its length with the longest string. If it is greater, we update the longest string.If the characters do not match, we reset the current string to an empty string.

Learn more about programming:

https://brainly.com/question/14277907

#SPJ4

2 darrayoperations class write a class named 2d array operations with the following static methods: gettotal. this method should accept a two-dimensional array as its argument and return the total of all the values in the array. write overloaded versions of this method that work with int, float, double, and long arrays. getaverage. this method should accept a two-dimensional array as its argument and return the average of all the values in the array. write overloaded versions of this method that work with int, float, double, and long arrays. getrowtotal. this method should accept a two-dimensional array as its first argument and an integer as its second argument. the second argument should be the subscript of a row in the array. the method should return the total of the values in the specified row. write overloaded versions of this method that work with int, float, double, and long arrays. getcolumntotal. this method should accept a two-dimensional array as its first argument and an integer as its second argument. the second argument should be the subscript of a column in the array. the method should return the total of the values in the specified column. write overloaded versions of this method that work with int, float, double, and long arrays. gethighestinrow. this method should accept a two-dimensional array as its first argument and an integer as its second argument. the second argument should be the subscript of a row in the array. the method should return the highest value in the specified row of the array. write overloaded versions of this method that work with int, float, double, and long arrays. getlowestinrow. this method should accept a two-dimensional array as its first argument and an integer as its second argument. the second argument should be the subscript of a row in the array. the method should return the lowest value in the specified row of the array. write overloaded versions of this method that work with int, float, double, and long arrays.

Answers

To solve the following problem using java programmimg .

What is  java programmimg?

Millions of devices, including laptops, smartphones, gaming consoles, medical equipment, and many more, employ the object-oriented programming language and software platform known as Java. Java's syntax and principles are derived from the C and C++ languages.

Code for the given problem:

import java.io.*;

class TwoDArrayOperations

{

   public static int getTotal(int[][] arr)

   {

       int sum=0;

       for(int i=0;i<arr.length;i++)

       {

           for(int j=0;j<arr[i].length;j++)

           {

               sum+=arr[i][j];

           }

       }

       return sum;

   }

   public static long getTotal(long[][] arr)

   {

       long sum=0;

       for(int i=0;i<arr.length;i++)

       {

           for(int j=0;j<arr[i].length;j++)

           {

               sum+=arr[i][j];

           }

       }

       return sum;

   }

   public static double getTotal(double[][] arr)

   {

       double sum=0;

       for(int i=0;i<arr.length;i++)

       {

           for(int j=0;j<arr[i].length;j++)

           {

               sum+=arr[i][j];

           }

       }

       return sum;

   }

   

   public static double getAverage(int[][] arr)

   {

       double count=0;

       for(int i=0;i<arr.length;i++)

       {

           count+=arr[i].length;

       }

       return getTotal(arr)/count;

   }

   

   public static double getAverage(double[][] arr)

   {

       double count=0;

       for(int i=0;i<arr.length;i++)

       {

           count+=arr[i].length;

       }

       return getTotal(arr)/count;

   }

   

   public static double getAverage(long[][] arr)

   {

       double count=0;

       for(int i=0;i<arr.length;i++)

       {

           count+=arr[i].length;

       }

       return getTotal(arr)/count;

   }

   public static int getRowTotal(int[][] arr,int row)

   {

       int sum=0;

       for(int i=0;i<arr[row].length;i++)

       {

           sum+=arr[row][i];

       }

       return sum;

   }

   public static long getRowTotal(long[][] arr,int row)

   {

       long sum=0;

       for(int i=0;i<arr[row].length;i++)

       {

           sum+=arr[row][i];

       }

       return sum;

   }

   public static double getRowTotal(double[][] arr,int row)

   {

       double sum=0;

       for(int i=0;i<arr[row].length;i++)

       {

           sum+=arr[row][i];

       }

       return sum;

   }

   public static double getHighestInRow(double[][] arr,int row)

   {

       double highest=0;

       for(int i=0;i<arr[row].length;i++)

       {

           if(arr[row][i]>highest)

               highest=arr[row][i];

       }

       return highest;

   }

    public static long getHighestInRow(long[][] arr,int row)

   {

       long highest=0;

       for(int i=0;i<arr[row].length;i++)

       {

           if(arr[row][i]>highest)

               highest=arr[row][i];

       }

       return highest;

   }

    public static int getHighestInRow(int[][] arr,int row)

   {

       int highest=0;

       for(int i=0;i<arr[row].length;i++)

       {

           if(arr[row][i]>highest)

               highest=arr[row][i];

       }

       return highest;

   }

   

   public static double getLowestInRow(double[][] arr,int row)

   {

       double lowest=99999;

       for(int i=0;i<arr[row].length;i++)

       {

           if(arr[row][i]<lowest)

               lowest=arr[row][i];

       }

       return lowest;

   }

    public static long getLowestInRow(long[][] arr,int row)

   {

       long lowest=99999;

       for(int i=0;i<arr[row].length;i++)

       {

           if(arr[row][i]<lowest)

               lowest=arr[row][i];

       }

       return lowest;

   }

    public static int getLowestInRow(int[][] arr,int row)

   {

       int lowest=99999;

       for(int i=0;i<arr[row].length;i++)

       {

           if(arr[row][i]<lowest)

               lowest=arr[row][i];

       }

       return lowest;

   }

   

   public static long getColumnTotal(long[][] arr,int column)

   {

       long sum=0;

       for(int i=0;i<arr.length;i++)

       {

                       sum+=arr[i][column];

       }

       return sum;

   }

   public static double getColumnTotal(double[][] arr,int column)

   {

       double sum=0;

       for(int i=0;i<arr.length;i++)

       {

                       sum+=arr[i][column];

       }

       return sum;

   }

   public static int getColumnTotal(int[][] arr,int column)

   {

       int sum=0;

       for(int i=0;i<arr.length;i++)

       {

           sum+=arr[i][column];

       }

       return sum;

   }

   

Learn more about Java Prgramming click here:

https://brainly.com/question/18554491

#SPJ4

what are rules that help ensure the quality of data?

Answers

The rules that help ensure the quality of data are Relevancy, Completeness, Timeliness and Consistency.

What is data quality?

The concept of data quality indicates how well the data sources meet the information demands of the business areas.

This principle seeks to guarantee data holders the accuracy, clarity, relevance and updating of the data, according to the need and for the fulfillment of the purpose of its treatment.

The concept of data quality indicates how well the data sources meet the information demands of the business areas. This involves knowing the current data quality, determining the desired data quality, and adjusting the current quality as a function of what is desired for the business.

See more about data at brainly.com/question/10980404

#SPJ1

What is the output of the following program? numa = 2 numb = 3 while numa > 0: numa = numa - 1 while numb > 0: numb = numb - 1 print (numa, numb).

Answers

Answer:

0 0
python

Explanation:

numa = 2
numb = 3
while numa > 0:
   numa = numa - 1
while numb > 0:
   numb = numb - 1
print(numa, numb)

so lets go through this step by step. we have a which is 2. we have b which is 3. so while numa > 0. which is true since numa is 2, which is more than 0. while numa is more than 0, subtract it by 1. so then num a eventually becomes 0.
now numb is the same. its going to be subtracted until it becomes 0.
so the print is...
0 0

What is the scope of password policy?

Answers

The scope of the password policy is to set a guideline for creating secure passwords to protect their networks, and changing them frequently.

What is cybersecurity?

Cybersecurity is the practice of assuring the confidentiality, integrity, and availability of information as well as the art of preventing unauthorized access to networks, devices, and data.

Information technology security, sometimes known as computer security, is the safeguarding of computer systems and networks against information leakage, theft, or damage to their hardware, software, or electronic data, as well as from disruption or misdirection of the networks service they offer.

To learn more about Cybersecurity, use the given link
https://brainly.com/question/28004913
#SPJ4

Who should the scrum master work with to determine if artifacts are completely transparent?.

Answers

The scrum master should work with the development team, product owner, and other associated parties in order to determine if artifacts are completely transparent.

Scrum depends on transparency. Decisions to control risk and optimize value are made based on the perceived states of the artifacts. To the extent that transparency is complete, these decisions have a sound foundation. To the extent that the artifacts have incomplete transparency, these decisions can be flawed, the value may diminish and risk may increase.

Therefore, the scrum master should work with the product owner, development team, and other involved parties to know if the artifacts are completely transparent.

You can learn more about scrum master at

https://brainly.com/question/17205862

#SPJ4

a coworker asks you for help with his computer. he explains that his monitor suddenly went black while he was typing on the keyboard. what should be your first step to resolve the problem?

Answers

If you experience a blank or black screen on your Windows computer, try the following:

Use one of the following keyboard shortcuts to wake the screen: Ctrl + Alt + Del or Windows logo key + PFor a black screen, use this keyboard shortcut: Windows logo key + Ctrl + Shift + B.Else Restart the computerLastly, check the loose connection of the monitor power cable.

What is a Monitor?

A monitor, also known as a video display terminal (VDT) or a video display unit, is an electronic output device (VDU). It is used to display images, text, video, and graphics data generated by a connected computer via the video card of the computer. Although it looks like a TV, its resolution is much higher. On March 1, 1973, the first computer monitor was introduced as part of the Xerox Alto computer system.

To learn more about computer monitor, visit: https://brainly.com/question/1590202

#SPJ1

true or false: to get the average return, the yearly returns are summed and then multiplied by the number of returns.

Answers

Answer: False

Explanation: Hope it Helps

I need some help with a question! Thank ya'll for helping me!

Answers

Answer:

to create an industry standard for five main colors

Explanation:

your choice is correct. B and C are silly, distracting, incorrect answers. A is the only one that could also possibly be correct, but there is no real "universal definition of color", its more meant to reach an industry standard

a postganglionic neuron: select an answer and submit. for keyboard navigation, use the up/down arrow keys to select an answer. a originates at the brain stem b often arises at terminal ganglia c terminates at the sympathetic chain d are part of a somatic reflex arc unanswered

Answers

A postganglionic neuron often originates at the terminal ganglia. Therefore, option B 'often arises at terminal ganglia' holds the correct answer.

A postganglionic neuron is a nerve cell that locates distal or posterior to a ganglion. The postganglionic neuron is the second neuron in the two-neuron chain of the ANS that resides in the automatic ganglion and whose axon synapses with the effector. Postganglionic neurons extend from the cell body to an effector, such as gland cardiac muscle, or smooth muscle.

Most postganglionic neurons usually release acetylcholine onto target organs, but some release nitric oxide.

You can learn more about postganglionic neuron at

https://brainly.com/question/29036655

#SPJ4

write a statement that passes the value 4 to this function and assigns its return value to the variable result.

Answers

64, is the statement that passes the value 4 to this function and assigns its return value to the variable result.

What is statement?

The term statement was the based on the line are the perfectly in the arranged. The statement was the correct on the said by the famous in the personality. The statement was the line in the correct manner. There was the statement on the give to the situations.

According to the statement are the based on the def cube (num). The equation was the return num * num * num. The mathematical terms was the  cube(4).  (4 × 4 × 4 = 64) It was the variable in the result of the fraction.

As a result, the 64, is the statement that passes the value 4 to this function and assigns its return value to the variable result.

Learn more about on statement, here;

https://brainly.com/question/2285414

#SPJ1

Your question is incomplete, but most probably the full question was.

A program contains the following function definition: def cube(num): return num * num * num Write a statement that passes the value 4 to this function and assigns its return value to the variable result.

What category do you think humans fall into? Explain your reasoning.

Answers

Humans are classified into the category of mammals because they have mammary glands, and they grow their babies inside the womb.

What are mammals?

Humans have the same distinguishing characteristics as all other members of this broad group, including those listed above, humans are categorized as mammals.

Additionally, humans are categorized as part of the mammal subgroup known as primates, as well as the primate subgroup known as apes, namely the "Great Apes."

Therefore, because they have the same distinguishing characteristics as all other members of this broad group, including those listed above, humans are categorized as mammals.

To learn more about humans, refer to the link:

https://brainly.com/question/14621661

#SPJ1

The features and functionality of a newly installed information system are fixed or adapted during the ________ phase.

Answers

The features and functionality of a newly installed information system can be changed during the implementation phase.

What is the implementation phase?

The implementation phase is when you actually put your plan into action. This is when you start doing the things you said you would do in the previous phases.

What is an information system?

An information system is a system of hardware, software, people, and processes that is designed to collect, store, and distribute information.

What is a project?

A project is a temporary endeavor undertaken to create a unique product, service, or result.

Learn more about the information system:

https://brainly.com/question/25226643

#SPJ4

what separates the control plane from the data plane to virtualize a physical network? software-defined visibility software-defined network hypervisor virtual lan

Answers

sdn design separates the control plane from the data plane to virtualize a physical network

What is sdn design?

The high-bandwidth, dynamic nature of today's applications makes Software-Defined Networking (SDN) a perfect fit. SDN is an emerging architecture that is dynamic, manageable, cost-effective, and adaptable. The network control can be directly programmed thanks to this architecture's decoupling of the forwarding and network control functions.

USES OF SDN:

business networks' changing forces. Enterprise companies are aware that their operations depend on reliable data networks.Orienting new users.status-checking the device.Finding suspicious traffic.Analyzing logs.

Hence we can conclude that sdn has several uses and it separates the control plane with data plan

To know more on sdn follow this link

https://brainly.com/question/28992430

#SPJ4

hen read numbers from the keyboard. ex: if the input is: 102 99 103 88 109 sample output is: sum extra: 14 steps: assign sum extra with the total extra credit received given list test grades. full credit is 100, so anything over 100 is extra credit. for the given program, sum extra is 14 because 2 0 3 0 9 is 14.

Answers

Python program that evaluates conditionals, and based on these conditionals assign extra credit to an accumulator variable.

Python program

if __name__ == '__main__':

# Define and Initialize variables

credit = int()

full_credit = int()

sum_extra = int()

full_credit = 100

sum_extra = 0

for j in range(1,6):

 print("Enter credit ",j, end=": ")

 credit = int(input())

# Assign sum extra to the total extra credit when credit be major one hundred

 if credit>full_credit:

  credit = credit-full_credit

  sum_extra = sum_extra+credit

# Displaying results

print("Total extra credit: ",sum_extra)

To learn more about Python program see: https://brainly.com/question/26497128

#SPJ4

sarah was recently reviewing all the photos that she has saved on her computer and was shocked to find that she has over 10,000 images. thankfully, digital photography will allow her to rearrange, organize, and easily search within her photos. what types of tasks are these?

Answers

The types of tasks that enabled Sarah to rearrange, organize, and easily search within her photos is generally referred to as: D. image management.

What is image management?

In Computer technology, image management can be defined as a type of technological feature that avails an end user an ability to store, rearrange, organize, search, and distribute digital images, documents, and graphic designs that are stored automatically on a computer system.

Additionally, image management can be used by an end user to manage, evaluate, and sort images (photos) based on the perception of people.

Read more on image management here: https://brainly.com/question/25756717

#SPJ1

Complete Question:

Sarah was recently reviewing all the photos that she has saved on her computer and was shocked to find that she has over 10,000 images. Thankfully, digital photography will allow her to rearrange, organize, and easily search within her photos. What types of tasks are these?

A. image evolution

B. image formatting

C. image editing

D. image management

match each physical security control on the left with an appropriate example of that control on the right. each security control may be used once, more than once, or not at all.

Answers

The Matchup of each physical security control to their examples are:

Hardened carrier - Protected cable distributionBiometric authentication - Door locksBarricades - Perimeter barrierEmergency escape plans - SafetyAlarmed carrier - Protected cable distributionAnti-passback system - Physical access controlEmergency lighting - SafetyExterior floodlights - Perimeter barrier

What does security mean by physical access control?

Physical access control is a type of physical security called physical access control systems (PACS) is intended to control who has access to a certain space or structure.

Note that  Physical security is fundamentally about protecting your buildings, personnel, and assets from outside dangers. Intruder detection, physical deterrence, and threat response are all part of it.


Learn more about physical security control from

https://brainly.com/question/15084683
#SPJ1

See full question below

Match each physical security control on the left with an appropriate example of that control on the right. Each security control may be used once, more than once, or not at all.

Drag

- Perimeter barrier

- Door locks

- Physical access control

- Safety

- Protected cable distribution

Drop

- Hardened carrier

- Biometric authentication

- Barricades

- Emergency escape plans

- Alarmed carrier

- Anti-passback system

- Emergency lighting

- Exterior floodlights

a database management system has an overall availability of 98.94%. how many minutes of downtime can be expected in a typical week (7 days), assuming uniform distribution of failures? enter the number in minutes, rounded to the nearest whole number.

Answers

Essentially, a database management system (or DBMS) is just a computerized data-keeping system.

What is management?

In order to achieve desired goals and objectives, a person or group of people must be challenged and managed, according to the concept of management. Furthermore, the capacity to organize, supervise, and guide people is a component of management.

When the data structure—not the data values—of the data required for an application is largely unchanging, mainframe sites frequently utilize a hierarchical architecture. For instance, the structure of a Bill of Material (BOM) database always includes a top-level assembly part number as well as numerous tiers of components and subcomponents. The structure typically includes data on pricing, cost, and component forecasts, among other things.

Therefore, Thus, option (C) is correct.

Learn more about the management here:

brainly.com/question/29023210

#SPJ1

What is true about the location of the center of mass of a binary star system that consists of two stars with different masses?.

Answers

The center of mass is located closer to the higher mass star.

Moreover, In a binary system, each star moves on an elliptical path. The COM sits at the focus for both ellipses. By symmetry the centripetal force on the other star will be the same. That there is no body at the center of rotation of the system doesn't matter. It's still the center of mass of the system, and the two stars are orbiting it.

You can learn more about this at:

https://brainly.com/question/3662477#SPJ4

What is logistics?
The commercial activity of transporting

Answers

Answer:

ctycricyyitc57ou5ir57ir56ir75ie65ie56ie65ie65ur65r65ie65urytie

a database administrator is considering adding a primary key to enforce unique rows, defining a format for a phone number, and adding a rule so that a user must enter a date prior to today. what is the administrator adding to the database?

Answers

a database administrator is considering adding a primary key to enforce unique rows, defining a format for a phone number, and adding a rule so that a user must enter a date prior to today. The administrator is adding a constraint to the database.

What is the work of a database administrator?

The information technician tasked with overseeing and carrying out all tasks necessary to successfully maintain a database system is known as a database administrator (DBA). A DBA ensures that the databases and related applications of a business run effectively and functionally.

In a variety of public and private sector organizations, a database administrator is in charge of using, maintaining, and growing computerized databases in a precise and secure manner. A database administrator may be employed by any company that maintains huge volumes of data and information.

To learn more about a database administrator, use the link given
https://brainly.com/question/24223730
#SPJ4

Consider the following code segment. Int a = 10; int b = 5 * 2; System. Out. Print(a == b); What is printed as a result of executing the code segment?

Answers

The code Int a = 10; int b = 5 * 2; System Out. Print(a == b) The printed result will be a= b i.e. in = out.

What is code?

Code is defined as a phrase used to describe text that a computer programmer has created utilizing the rules of a specific language. Computers can obey a set of instructions created through coding. Programmers can create programs, including websites and apps, by coding.

The piece of a program in an object file or in that contains executable instructions is referred to as a text segment, sometimes known as a code segment or simply as text.

Thus, the code Int a = 10; int b = 5 * 2; System Out. Print(a == b) The printed result will be a= b i.e. in = out.

To learn more about code, refer to the link below:

https://brainly.com/question/497311

#SPJ1

What term refers to the way that a player interacts and connects with a game through the four elements of game design (object, operation, obstacles, and outcome)?

A.
layout

B.
game design document

C.
linear

D.
gameplay

Answers

The term that refers to the way that a player interacts and connects with a game through the four elements of game design (object, operation, obstacles, and outcome) is called  "Gameplay" (Option D)

What is Gameplay?

Gameplay is the method by which players engage with a game, particularly video games. Gameplay is the pattern set by the game rules, the connection between the player and the game, the problems and how to overcome them, the storyline, and the player's relationship to it.

When playing a game, players look for challenge, mastery, and reward, all wrapped up in exciting and engaging activities. This highlights the significance of gameplay as a critical game design cornerstone, as well as game mechanics as instruments with which the user must engage in order to carry out gaming activities.

Learn more about game design:
https://brainly.com/question/28753527
#SPJ1

How is information sent through the Internet?

A.Magic
B.Packets
C. E-mail
D. Through microscopic machines coming from your router box (Wi-Fi)

Answers

Answer:

b.packets

before messages get sent, they're broken up into tinier parts called packets. These messages and packets travel from one source to the next using Internet Protocol (IP) and Transport Control Protocol (TCP).

he is collecting system data for an upcoming internal system audit. he is currently performing vulnerability testing to determine what weaknesses may exist in the network's security. what form of assessment is he conducting?

Answers

Security testing is form of assessment is he conducting.

What is internal system audit?

An organization's internal controls, including its corporate governance and accounting procedures, are assessed via internal audits. These audits help to maintain accurate and timely financial reporting and data collecting while ensuring compliance with laws and regulations.

What is vulnerability testing?

An information system's security flaws are systematically examined during a vulnerability assessment. It determines whether the system is vulnerable to any known flaws, rates their seriousness, and, as necessary, makes remedy or mitigation recommendations.

Software testing with a security focus identifies risks, dangers, and weaknesses in software applications and guards against nefarious intrusions. The goal of security tests is to find any flaws or vulnerabilities in the software system that could allow workers or outsiders to steal information, money, or reputation from the organization.

The fundamental objective of security testing is to determine the system's risks and assess any potential vulnerabilities, so that threats can be encountered and the system can continue to operate without being compromised. Additionally, it aids in identifying any security vulnerabilities that might be present in the system and enables programmers to solve issues.

Learn more about security testing click here:

https://brainly.com/question/26701098

#SPJ4

Other Questions
Brianna used two congruent parallelograms and a square to create the figure shown.What is the area of the figure Brianna created in square feet? If the partial pressure of a gas over a solution is doubled, how has the concentration of gas in the solution changed after equilibrium is restored?. Croatia Airlines purchases commercial airplanes from Boeing Corporation located in Seattle Washington. (choose the two correct answers for full credit) A. The purchase will create a credit in the United States'financial (capitall account. B. The purchase will create a credit in the United States' current account C. The purchase will create a debit in Croatia's current account. D. The purchase will create a debit in the United States' balance of payments E. The purchase will create a credit in Croatia's financial capital account. a doctor orders 0.074 gg of chlorpromazine, which is used to treat schizophrenia. part a if the stock solution is 2.5 %(m/v)%(m/v) , how many milliliters are administered to the patient? express your answer to two significant figures and include the appropriate units. Si tuviera 4 huevos y un ladrn me lleva 3 y el gallo que tengo pone 5 cuntos huevos tengo. Trucking llc enters into a contract to deliver a certain quantity of potatoes to united foodss refrigerated warehouse in exchange for a specified payment. Trucking delivers the spuds to the location. Uniteds duty to pay is. Whats the newer to this?? credit memos from the bank group of answer choices show the bank has collected a note receivable for the customer are used to show a bank service charge show that a company has deposited a customer's nsf check decrease a bank customer's account Last year, wind turbines along a hilly ridge had an average output of 600 kilowatt hours per year. The turbines were upgraded, and now their average annual output is 87% more. What is the new average yearly output? PLEASE HELP ASAP DUE TODAY PLEASE HELP!!!Draw arrows to show the direction that atoms move from one atom to another and put in the charge on each atom that creates the attraction that holds the atoms together in a compound Riley, who is three years old, has never met her dad since he was sent to the state penitentiary for check fraud just after she was born. He was sentenced to five years for his part in the scam. One day when she returns from daycare. he is waiting there to meet her. What MOST likelv hannener to Riley's father? Formative Assessment 1:Identify the P.E.N (Proton, Electron, and Neutron) number of the following elements:Sodium (Na)Chlorine (Ag) Magnesium (Mg) Oxygen (O) When spotting a dead lift, it is important to _______. Consider these two entries from a fictional table of standard reduction potentials.X3++3eX(s)o=1.75 VY3++3eY(s)o=0.50 VWhat is the standard potential of a galvanic (voltaic) cell where X is the anode and Y is the cathode?ocell= After he is caught, James admits to stealing approximately $100,000 from his employer over the past year through financial deception. This is what Edwin Sutherland referred to as ______ crime. using lpt priority would result in what sequence for jobs a, b, c, and d if their process times are 5, 2, 9, and 4, respectively? 2. What is the name of the Act that supports self-determination?a. Jones-O'Brien Act of 1936b. Jackson-O'Donnell Act of 1934c. Johnson-O'Malley Act of 1934d. Meyers-Wright Act of 1930 you are asked to see mr. bob smith, a 65 y/o retired plumber with hip and knee pain. pmh is negative. after a thorough musculoskeletal examination, your correct diagnosis is osteoarthritis. you have likely also detected that mr. smith has: Paragraph on cyclone Write an equation in slope-intercept form of the line shown.