Horizontal scaling of a client/server architecture means _____.
a. migrating the network to decentralized servers.
b. migrating the network to a faster communication media.
c. adding more proxy servers.
d. adding more workstations.

Answer:

The best solution.

Explanation:

In the operations and management of systems such as manufacturing, transport, government, network, service systems, we encounter various type of challenges and problems. These challenges and problems must be fixed or resolved as soon as possible in order to restore normal operations, as well as ensuring that the solution mitigates the occurrence of such problems in the future.

Hence, an optimal solution to an Operations problem will yield the best solution because it gives the maximum functionality. For instance, an optimal solution is considered to be the best solution because it gives the least cost, effective and efficient or gives the most profit.

Answer:

While CLOB/NCLOB types may seem attractive, they are not nearly as efficent as [N]VARCHAR for most of the functions you would usually want to run on them, and anyone who can't comment in 2000 or 4000 characters isn't likey to generate a comment you'd want to use anyway.

copied from google

hope that helps

Answer:come up something that sounds real but is not true.

Explanation: The reason why is because they could look it up if you tod them the real answer and then follow you and kidnap you and they could do a school shooting it"s not lying it's not it's protecting your self and others.#bettersafethansorry

The right thing to do when  someone you don't know asks where you go to school, is do not respond.

The act of talking to Strangers is one that can help a person to know more about a thing but it also has its disadvantage.

Conclusively, note that someone asking you about where you school may want to harm you or do some really bad and as such it is better not to respond when someone you don't know asks where you go to school.

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Answer:

Here is the recursive method NoOfOnes :

public static int NoOfOnes(int N)    { // method that takes number N as argument and returns the number of 1’s in the binary representation of N

       if(N==0)  { //base case 1

           return 0;        } //if the value of N is equal to 0 then method returns 0

       else if(N==1){ //base case 2

           return 1;        } // if the value of N is equal to 1 then method returns 1

       else if(N%2==1)  { //if N is odd (recursive case)

           return NoOfOnes(N/2)+1;   } //calls method recursively and divides N by 2 plus 1

       else{ //when N i even (recursive case)

           return NoOfOnes(N/2);   }   }   //calls method recursively and divides N by 2  to return number of 1's in binary representation of N

Explanation:

Here is the complete JAVA program:

import java.util.Scanner; //to take input from user

public class Main {

   public static int NoOfOnes(int N)    {//the method that takes number N as argument and returns the number of 1’s in the binary representation of N

       if(N==0)  { //base case 1

           return 0;        }

       else if(N==1){//base case 2

           return 1;        }

       else if(N%2==1)  {//recursive case when N is odd

           return NoOfOnes(N/2)+1;   }

       else{ //recursive case when N is even

           return NoOfOnes(N/2);   }   }    

public static void main(String[] args) { //start of main function

       Scanner scan = new Scanner(System.in); //creates object of Scanner

       System.out.print("Enter n: ");//prompts user to enter value of N

       int n = scan.nextInt(); //reads the value of n from use

 System.out.print("number of 1’s in the binary representation of " +n+" is: "+NoOfOnes(n)); } } //displays the number of 1’s in the binary representation of n

i will explain the working of the function with an example

Lets say N = 6

if(N==0) this statement evaluates to false as N is not 0

else if(N==1 this statement also evaluates to false as N is not 1

else if(N%2==1) this statement also evaluates to false because N is not odd. If we take modulo of 6 by 2 then the remainder is 0 because 6 is completely divisible by 2 so N = 6 is an even number. So the else part is executed:  

       else{

           return NoOfOnes(N/2);}

This statement calls NoOfOnes recursive by passing N/2 to the method. So this becomes:

return NoOfOnes(6/2)

6/2 = 3

NoOfOnes(3)

Now this method is called again with the value of N = 3. Since 3 is an odd number so the recursive case of odd N is executed:

else if(N%2==1)  {

           return NoOfOnes(N/2)+1;   }

NoOfOnes(3/2)+ 1

NoOfOnes(1) + 1

Now the method is called again with value of N=1. The base case 2 is executed because N==1 which returns 1

else if(N==1){

           return 1;   }

So this becomes

NoOfOnes(1) + 1

1 + 1

= 2

So the method return 2 as the number of 1’s in the binary representation of N = 6

Hence the output of the above program with N = 6 is

number of 1’s in the binary representation of 6 is: 2          

Answer:

Public network

Explanation:

The network includes different networks and settings for sharing which are applied to the network which you are connected to.

A public network is being used by the adapter. The public network is a network that is unrestrictive. That is, any member of the public can easily have access to it and connect to the internet. Such a network exposed users to risks by exposing the connected devices.

Answer is given below

Explanation:

Answer:

import csv

def ideal_weight( filename ):

   with open( "filename", "r" ) as file:

       for row in csv.DictReader( file):

           print ( "Name of person: ",row["name"] )

           person_weight = ( 110 * row["height"] )/ 5

           print ( "Ideal weight: ", person_weight )

Explanation:

The python source code above is a function which recieves a csv file argument, opens the file and reads each row an ordered dictionary. The function prints the name of each person in the file and their ideal weight.

Answer:

Here is the C function that counts the letters in a string:

int LetterCount(char string[]){  //function to count letters in a string passed as parameter

 string[100];  // char type string with size 100

  int i, letters;  // letter variable stores the count for no. of letters in string

   i = letters = 0;  //initialize variables i and letters to 0

  while (string[i] != '\0')  { // loop iterates through the entire string until end of string is reached

    if( (string[i] >= 'a' && string[i] <= 'z') || (string[i] >= 'A' && string[i] <= 'Z') )  { // if condition checks the letters in the string

     letters++;    }  // increments 1 to the count of letters variable each time a letter is found in the string

    i++;  }  //increments value of i to move one character forward in string

   printf("Number of Letters in this String = %d", letters);   // displays the number of letters in the string

   return 0; }                              

Explanation:

Here the question means that the function should count the letters in a string. So the letters are the alphabets from a to z and A to Z.

Here is the complete program:

#include <stdio.h>   // to use input output functions

int LetterCount(char string[]){  // method that takes a character string as parameter and counts the letters in the string

string[100];  

int i, letters;

i = letters = 0;

while (string[i] != '\0')   {

 if( (string[i] >= 'a' && string[i] <= 'z') || (string[i] >= 'A' && string[i] <= 'Z'))

   {letters++;  }

   i++; }

   printf("Number of Alphabets in this String = %d", letters);  

   return 0;}  

int main(){  // start of main function

  char string[100];  //declares a char array of string

   printf("Please Enter a String : ");   //prompts user to enter a string

  fgets(string,100,stdin);  //get the input string from user

   LetterCount(string); } // calls method to count letters in input string

I will explain this function with an example

Lets suppose the user input "abc3" string

string[100] = "abc3"

Now the function has a while loop that while (string[i] != '\0')  that checks if string character at i-th position is not '\0' which represents the end of the character string. As value of i = 0 so this means i is positioned at the first character of array i.e. 'a'

At first iteration:

i = 0

letter = 0

if( (string[i] >= 'a' && string[i] <= 'z') || (string[i] >= 'A' && string[i] <= 'Z') )   if condition checks if the character at i-th position of string is a letter. As the character at 0-th position of string is 'a' which is a letter so this condition evaluates to true. So the statement letter++ inside if condition executes which increments the letter variable to 1. So the value of letter becomes 1. Next statement i++ increments the value of i to 1. So i becomes 1. Hence:

i = 1

letter = 1

At second iteration:

i = 1

letter = 1

if( (string[i] >= 'a' && string[i] <= 'z') || (string[i] >= 'A' && string[i] <= 'Z') )  

if condition checks if the character at i-th position of string is a letter. As the character at 1st position of string is 'b' which is a letter so this condition evaluates to true. So the statements letter++ inside if condition and i++ executes which increments these variables to 1. Hence:

i = 2

letter = 2

At third iteration:

i = 2

letter = 2

if( (string[i] >= 'a' && string[i] <= 'z') || (string[i] >= 'A' && string[i] <= 'Z') )  

if condition checks if the character at i-th position of string is a letter. As the character at 2nd position of string is 'c' which is a letter so this condition evaluates to true. So the statements letter++ inside if condition and i++ executes which increments these variables to 1. Hence:

i = 3

letter = 3

At fourth iteration:

i = 3

letter = 3

if( (string[i] >= 'a' && string[i] <= 'z') || (string[i] >= 'A' && string[i] <= 'Z') )  

if condition checks if the character at i-th position of string is a letter. As the character at 3rd position of string is '3' which is not a letter but a digit so this condition evaluates to false. So the statement letter++ inside if condition does not execute. Now i++ executes which increments this variable to 1. Hence:

i = 4

letter = 3

Now the loop breaks because while (string[i] != '\0') condition valuates to false as it reaches the end of the string.

So the statement: printf("\n Number of Letters in this String = %d", letters); executes which prints the value of letters on the output screen. Hence the output is:

Number of Letters in this String = 3

Answer

It means the network has no name and your device has picked it up as a wifi / network.

Explanation:

This likely means the owners of the network have not set a SSID. ( SSID is network name.)

Explanation:

Remember, an algorithm in simple words means a set of instructions or steps to be followed in other to solve a problem.

Note, to decide which commute is cheaper, it means the output of the algorithm should be the cheaper way to commute.

Using pseudocode do the following;

Answer:

heres your answer

Explanation:

have a good day <3

Answer:

Smart home-enabled devices can include appliances like refrigerators, washing machines, dryers, and toaster ovens, as well as heating and air conditioning units and lighting devices.

Explanation:

Smart home appliances include;

A smart home is known to be home equipment that helps homeowners to control appliances, thermostats, lights, etc.

They are known to be used remotely via a smartphone or tablet through the aid of internet connection. They homes are often set up via wireless or hardwired systems.

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Answer:

D

Explanation:

Hard work and dedication prove that you will be there and do what you need to.

Answer:

isnt it leadership

Explanation:

making tough descisions..

Answer:

The Compiler

Explanation:

A compiler takes the program code (source code) and converts the source code to a machine language module (called an object file). Another specialized program, called a linker, combines this object file with other previously compiled object files (in particular run-time modules) to create an executable file

Answer:

go to your dashboard and press the number under grade to date (your percentage in the class) and it should show all your assignments that you have done and that still need to be done

Answer:

1. create the first array A

2. create the second array A1, the same length as array A.

3. create a loop to iterate over both arrays for a number of times specific to the length of the arrays, with a condition to get and pop only the minimum value of which arrays for every loop.

4. save both items to "a" for minimum value A and "b" for minimum value A1.

5. call a function to push the "a" variable value to A1 and "b" variable value to the array A.

Explanation:

This code would interchange the values of both arrays, the best-case scenario for the code is O( n ) where n is the number of items in both arrays and worst is the best-case multiplied by the number of time to compare all the items with the minimum value.

Answer: Exabyte

Explanation:

I took the Quiz

Explanation:

where are the choices

Answer:

A private IP address should be implemented but a PAT and a static NAT should be configured for the computers and the intermediate devices respectively.

Explanation:

There are two types of IP addresses, they are public and private addresses. The public address is an IP4 address routable on the internet while the private address is not routable.

Internet service providers do charge for the use of public IP addresses they render, which can be very costly. To reduce the company's expenses on the internet, the company is networked with private addresses and are mapped for network address translation ( NAT) which assigns a public global address to devices accessing the internet.

Answer:

1. Commerce

2. E-mail

3. DNS

4. Web

5. DHCP

Explanation:

A server can be defined as a dedicated system either software or hardware that is used to provide specific services to other devices or programs, which are referred to as the clients. The following are the functions of various functions of server in cloud computing services;

a. Commerce: enables users to purchase items over the Internet.

b. E-mail: specifically deals with the SMTP communication method.

c. DNS: translates a domain name into an IP address.

d. Web: delivers HTML documents on request.

e. DHCP: assigns users IP addresses for the duration of a session.

Answer:

The pivot table is attached below

Explanation:

procedure used to create the Pivot Table

after this procedure the table is successfully created

Attached below is the Pivot Table in Excel displaying The number of graduates in each major and average monthly salaries

Since you remember there is an app on your phone that will use your location and show you that information. The app that is been used is option D. Digital literacy

The ability to communicate and obtain information in a culture where digital technologies like internet platforms, social media, and mobile devices are used more frequently is referred to as digital literacy.

Therefore, a person Understanding and using technology are both components of digital literacy. Your ability to find, consume, and produce information online can be improved with the aid of digital literacy skills. Understanding digital literacy allows you to utilize technology properly and helps you stay away from its risks.

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Answer:

A structured chart is a sequential representation of program design

Explanation:

It is true that a real-time system which is a term to describe an operating system working in relation to real-time is actually a form of the online system. Hence, option B is not correct.

It is also true that Batch totals are not incorporated while designing real-time applications because Batch Data processing is carried out in a separate manner and at a time when the computer is free. Thus Option C is not Correct

It is also true that 4GL which stands for Forth generation programming language is used for application prototyping. Again Option D is not Correct.

However, a structured chart is not a sequential representation of program design, but rather a break down to the infinitesimal module in the program design. Hence, option A is the correct answer.

Answer:

No, you can't.

Explanation:

SSH is an acronym for Secure Socket Shell and is a networking protocol used for providing remote authentication through a public-key cryptography over an unsecured network such as the internet.

Hence, it is a network protocol that is commonly implemented by using a client-server model; where a computer acts as a SSH client while the other network device acts as the host or SSH server.

When using SSH to remotely access a Cisco router, you cannot see the terminal password because it is Linux based and encrypted through the use of symmetrical encryption, asymmetrical encryption or hashing

Answer:

Here is the JAVA application that determines which if any of the following files are stored in folder where you have saved the exercises created.

import java.nio.file.*;   // used to manipulate files and directories

import java.nio.file.attribute.*;  //used to provide access to file and file attributes

import static java.nio.file.AccessMode.*;  // provides access modes to test the accessibility of a file

import java.io.IOException;  //for exception handling

class FindSelectedFiles {

public static void main(String[] args) { //start of main function

   Path f1 = Paths.get("/root/sandbox/autoexec.bat"); //creates Path object f1 using Paths.get() method and this instance contains the file name and directory list used to construct the specified path

   Path f2 = Paths.get("/root/sandbox/CompareFolders.java");  //creates Path object f2 using Paths.get() method and this instance contains the file name and directory list used to construct the specified path

   Path f3 = Paths.get("/root/sandbox/FileStatistics.class");   //creates Path object f3 using Paths.get() method and this instance contains the file name and directory list used to construct the specified path

   Path f4 = Paths.get("/root/sandbox/Hello.doc"); //creates Path object f4 using Paths.get() method and this instance contains the file name and directory list used to construct the specified path

   int count=0; //used to count the number of files found  

try{  // used to define a code chunk to be tested for errors

 f1 = Paths.get("/root/sandbox/autoexec.bat");  // Converts a path string when joined form a path string to a Path

 System.out.println(f1);  //prints the file

     /* getFileSystem method is used to return the file system that created this Path object f1 and checkAccess Verifies access and throws exception if something is wrong

 f1.getFileSystem().provider().checkAccess(f1);  

 System.out.println(f1 +" File Exists\n");  //if file exists then displays this message

 count++;  }  //adds 1 to the count of number of files found

 catch (IOException e) {  //a code chunk to be executed if error occurs in the try part

  System.out.println("File Doesn't Exist\n"); }  //if file not found displays this message

try{  //works same as above try block but for 2nd folder and object f2

 f2 = Paths.get("/root/sandbox/CompareFolders.java");

 System.out.println(f2);

 f2.getFileSystem().provider().checkAccess(f2);

 System.out.println(f2 +" File Exists\n");

 count++;  }

 catch (IOException e) {

  System.out.println("File Doesn't Exist\n"); }

try{  //works same as above try block but for 3rd folder and object f3

 f3 = Paths.get("/root/sandbox/FileStatistics.class");

 System.out.println(f3);

 f3.getFileSystem().provider().checkAccess(f3);

 System.out.println("File Exists\n");

 count++; }

 catch (IOException e) {

  System.out.println("File Doesn't Exist\n"); }

try{  //works same as above try block but for 4th folder and object f4

    f4 = Paths.get("/root/sandbox/Hello.doc");

    System.out.println(f4);

 f4.getFileSystem().provider().checkAccess(f4);

 System.out.println(f4 +" File Exists\n");

 count++; }

 catch (IOException e) {

  System.out.println("File Doesn't Exist\n"); }

   System.out.println(count+" of the files exist");  }  } //displays the number of files found

Explanation:

If you want to directly pass the file name as argument to Paths.get() method then you can use the following code:

   Path f1 = Paths.get("autoexec.bat");

   Path f2 = Paths.get("CompareFolders.java");

   Path f3 = Paths.get("FileStatistics.class");

   Path f4 = Paths.get("Hello.doc");

The program determines if any, of the files from autoexec.bat, CompareFolders.java, FileStatistics.class, and Hello.doc. are stored in the folder. If a file is found then the program displays the message File exists and add 1 to the count variable each time a file is found. If all the files are found then the program returns the count as 4 otherwise the program display the number of files found by displaying the computed final value of count in the output. Lets say all the files are found then the output of the above program is:

autoexec.bat                                                                                                                                                   autoexec.bat File Exists  

                                                                                                                                                      CompareFolders.java                                                                                                                                            CompareFolders.java File Exists                                                      

                                                                                                                                                         FileStatistics.class                                                                                                                                           File Exists                                                                                        

                                                                                                                                                     Hello.doc                                                                                                                                                      Hello.doc File Exists  

4 of the files exist    

Answer:

OB

Explanation:

Mr. Edwards the game designer is making it for education purposes so you can learn, it is for learning. So you know endangered species of birds.

Answer:

F

Explanation:

It depends on whether the person has interest in it

The statement - "Taking an online class doesn't require any special skills" is false.

An online class is a course that is delivered through the Internet. They are often delivered via a learning management system, where students may monitor their course curriculum and academic progress, as well as communicate with their classmates and course teacher.

When taking an online class, one must be alert and prompt. Furthermore, certain material may be obscure owing to a communication barrier between the student and teacher.

The student must be able to grasp what the teacher is saying in a short period of time, and self-teaching abilities should be strengthened in distance online education. As a result, the supplied assertion is untrue.

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Answer:

The Following are the solution to this question:

Explanation:

In Option a:

In the point (i) [tex]\Omega[/tex] is transitive, which means it converts one action to others object because if [tex]\Omega(f(n))=g(n)[/tex] indicates [tex]c.g(n)<=f(n)[/tex]. It's true by definition, that becomes valid. But if [tex]\Omega(g(n))=h(n)[/tex], which implies [tex]c.h(n)<=g(n)[/tex]. it's a very essential component. If [tex]c.h(n) < = g(n) = f(n) \[/tex]. They  [tex]\Omega(f(n))[/tex]   will also be [tex]h(n)[/tex].  

In point (ii), The  value of [tex]\Theta[/tex] is convergent since the [tex]\Theta(g(n))=f(n)[/tex]. It means they should be dual a and b constant variable, therefore [tex]a.g(n)<=f(n)<=b.g(n)[/tex] could only be valid for the constant variable, that is  [tex]\frac{1}{a}\ \ and\ \ \frac{1}{b}[/tex].

In Option b:

In this algorithm, the input size value is equal to 1 object, and the value of  A is a polynomial-time complexity, which is similar to its outcome that is [tex]O(n^{2})[/tex]. It is the outside there will be a loop(i) for n iterations, that is also encoded inside it, the for loop(j), which would be a loop[tex](n^{2})[/tex]. All internal loops operate on a total number of [tex]N^{2}[/tex] generations and therefore the final time complexity is [tex]O(n^{2})[/tex].