A ________ infrastructure is a framework that consists of programs, procedures,and security policies and employs public key cryptography and the X.509 standard (digital certificates) for secure communications.

Answers

Answer 1
Answer:

Answer:

The answer is "Public Key".

Explanation:

PKI stands for public key infrastructure. It is a collection of functions, protocols, equipment, code, and procedures that require to create, maintain, transmit, store and cancel encrypted certs and handle the authentication of a public key.  

  • It is used to sign documents digitally.
  • It works for propagating with Trojans and other malware.

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Write a program that reads in 10 numbers from the user and stores them in a 1D array of size 10. Then, write BubbleSort to sort that array – continuously pushing the largest elements to the right side

Answers

Answer:

The solution is provided in the explanation section.

Detailed explanation is provided using comments within the code

Explanation:

import java.util.*;

public class Main {

//The Bubble sort method

public static void bb_Sort(int[] arr) {  

   int n = 10; //Length of array  

   int temp = 0; // create a temporal variable  

   for(int i=0; i < n; i++){  

         for(int j=1; j < (n-i); j++){  

           if(arr[j-1] > arr[j]){  

               // The bubble sort algorithm swaps elements  

               temp = arr[j-1];  

               arr[j-1] = arr[j];  

               arr[j] = temp;  

             }  

         }            

         }  

        }

 public static void main(String[] args) {

   //declaring the array of integers

   int [] array = new int[10];

   //Prompt user to add elements into the array

   Scanner in = new Scanner(System.in);

   //Use for loop to receive all 10 elements

   for(int i = 0; i<array.length; i++){

     System.out.println("Enter the next array Element");

     array[i] = in.nextInt();

   }

   //Print the array elements before bubble sort

   System.out.println("The Array before bubble sort");

   System.out.println(Arrays.toString(array));

   //Call bubble sort method

   bb_Sort(array);  

               

   System.out.println("Array After Bubble Sort");  

   System.out.println(Arrays.toString(array));

 }

}

Question textIf operator+ is supported by a class, how many parameters should it be defined to accept?

Select one:

a. 1 or 2

b. 2

c. 3

d. 1

e. None

Answers

Answer:

b. 2

Explanation:

As we know operator + is supported by the class.Since we know that the + operator binary operator means it needs two operands to work upon it cannot work on one operand.++ operator is unary operator it works on one operand only.

For example:-

a+b

a++.

Hence we conclude that the answer is 2.

Use the AND function with appropriate arguments in cell H11 to determine if there is a force out at third base. There is a force out at third base if "Runner on 1st" and "Runner on 2nd" are both "Yes".

Answers

As per the question the and function and argument of the H11 cell is to determine the focus of the third base. The if runner on the first and runner in the second.

  • As the AND function takes conditional inputs and tests if each of them are TRUE.
  • The  scales to the multiple inputs but this example only has 2 conditions. It is important to remember that we want to compare a string so our condition must be "Yes", not just Yes.

Learn more about the function with appropriate arguments in cell H11 to determine.

brainly.com/question/8595539.

Answer:

=AND($C11 = "Yes", $D11 = "Yes")

Explanation:

The AND function takes conditional inputs and tests if each of them are TRUE. If all of the inputs are TRUE, the function will output TRUE but if any one of them are not the function will output FALSE. This scales to multiple inputs but this example only has two conditions. It is important to remember that we want to compare a string so our condition must be "Yes", not just Yes.

We also use a relative cell reference, "$", on the columns C and D since we always want to use the "Runner on 1st" and "Runner on 2nd" columns.

Employee names are stored using a maximum of 50 characters. This information is an example of which of the following?Meta-data

Record instance

Data model

Data retrieval

Answers

Answer: Data model

Explanation: Data model is the arrangement of the information in the form of table structure to maintain it in the form of database.They help in the keeping the entities in the sequence and can be tracked when required.Example- vendors records,customer record etc.

Other options are incorrect because the data retrieval is the regaining of the data from database, record instance is the parts of the database records  and meta data give knowledge about other data.

Suppose you are given a stack of n pancakes of different sizes. You want to sort the pancakes so that smaller pancakes are on top of larger pancakes. The only operation you can perform is a flip—insert a spatula under the top k pancakes, for some integer k between 1 and n, and flip them all over. Describe an algorithm to sort an arbitrary stack of n pancakes using O(n) flips. [Hint: This problem sounds a bit like the "Tower of Hanoi" probem that you may have encountered in other classes. But don’t be fooled! The solution looks very different.]

Answers

Answer:

We will use the following approach to solve the problem:

Explanation:

1. We will identify the largest pancake in the given stack of pancakes, then insert the spatula below that pancake and flip the entire stack consisting of that largest identified pancake and all other pancakes on the top of it. Now the largest pancake will be on the top of the stack. Now insert the spatula at the bottom of stack and flip. In this way the largest pancake will become the bottommost pancake.

Now identify the next second largest pancake and repeat above process, keep on relating that until all are sorted.

This requires almost 2n-3 flips in worst case. ( For n pancakes). So the time complexity is O(n)

2n because one flip is required to bring pancake at top, then in 2nd flip it goes to bottom.

-3 because, the stack becomes sorted once the 2nd last pancake comes to the top. So next three steps are never required.

B) we want to find stack of n pancakes, that take omega (n) steps.

For that to happen, in worst case ( 2n-3 )>= cn , taking c=1

2n-3 >= n , => n >=3

So for n greater than or equal to 3 the condition holds.

Choose the best collection for each situation.You need to keep a record of the ages of the last 50 customers visit a restaurant. As new customers come in you delete the age that has been in the list the longest.

You need to store the GPS coordinates of the hospitals in a state in order to find the nearest hospital for ambulance helicopters.

You write a loop to save anywhere from 10 to 100 values from a user. You will pass the collection to a function to find the average.

Answers

Answer:

Deque: You need to keep a record of the ages of the last 50 customers visit a restaurant. As new customers come in you delete the age that has been in the list the longest.

Tuple: You need to store the GPS coordinates of the hospitals in a state in order to find the nearest hospital for ambulance helicopters.

List: You write a loop to save anywhere from 10 to 100 values from a user. You will pass the collection to a function to find the average.

Explanation: Just got the results back no thanks to the guy above

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