Which one of the following is the correct way to increment the back end in a queue? a. back = back+1 b. back = (back+1) % maxsize c. back = (back % maxsize) + 1 d. None of the above
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- Which one of the following is the correct way to increment the rear end in a circular queue? A. rear =rear+1 B. (rear+1) % max C. (rear % max) + 1 D. None of the aboveWhat is the sum of all the removed values in the following sequence of operations using generic push pop operations on a queue?Push 8Push 4Push 6Pop PopPush 6PopPush 11Push 2Pop 24 18 14 22Which XXX would replace the missing statements in the following code to prepend a node in a doubly-linked list? ListPrepend(students, newNode) {if (list⇢head == null) {list⇢head = newNodelist⇢tail = newNode}else {XXXlist⇢head = newNode}} Group of answer choices newNode⇢head = list⇢nextlist⇢head⇢prev = newNode newNode⇢next = list⇢headlist⇢head⇢next = newNode newNode⇢next = list⇢taillist⇢head⇢next = newNode newNode⇢next = list⇢headlist⇢head⇢prev = newNode
- How many nodes in this code ?? public int findTheFirstPrimeNumber(int startNumber, int endNumber){ if(startNumber > endNumber) return -1; if(startNumber < 2) return -1; for(int i = startNumber; i <= endNumber; i++) { if(i%2 == 0) continue; boolean isPrime = true; for(int j =2; j < i; j++) { if(i % j ==0) { isPrime = false; break; } } if(isPrime) return i; } return -1; }Given the queue myData 12, 24, 36 (front is 12), what is the result of the following operations? Enqueue(myData, 48)Enqueue(myData, 60)Dequeue(myData)print(Peek(myData))print(IsEmpty(myData))PLEASE FOLLOW INSTRUCTIONS CORRECTLY package chapter04.queues; public class LinkedQueue { protected PersonNode front; protected PersonNode rear; protected int numElements; public LinkedQueue() { front = null; rear = null; numElements = 0; } public void enqueue(T fName, T lName, T sNum) { //Complete this method as required in the homework instructions. } public T dequeue() { //Complete this method as required in the homework instructions. } public void peekFront() { //Complete this method as required in the homework instructions. } public boolean contains(T lookFor) { //Complete this method as required in the homework instructions. } public void display() { //Complete this method as required in the homework instructions. } public int size() { return numElements; } public boolean isFull() { return false; }…
- Please complete the code and make sure it runs package chapter04.queues; public class LinkedQueue { protected PersonNode front; protected PersonNode rear; protected int numElements; public LinkedQueue() { front = null; rear = null; numElements = 0; } public void enqueue(T fName, T lName, T sNum) { //Complete this method as required in the homework instructions. } public T dequeue() { //Complete this method as required in the homework instructions. } public void peekFront() { //Complete this method as required in the homework instructions. } public boolean contains(T lookFor) { //Complete this method as required in the homework instructions. } public void display() { //Complete this method as required in the homework instructions. } public int size() { return numElements; } public boolean isFull() { return false;…Using eclipse, write a Console Java program that inserts 25 random integers in the range of 0 to 100 into a Linked List. (Use SecureRandom class from java.security package.SecureRandom rand = new SecureRandom(); - creates the random number objectrand.nextInt(100) - generates random integers in the 0 to 100 range)Using a ListItreator output the contents of the LinkedList in the original order. Using a ListItreator output the contents of the LinkedList in the reverse order.This is a java question Trace through the state of the queue q in the following code fragment in the main method. You need to show the queue with its values for credit. Queue <Integer> q = new ArrayDeque<Integer>( );q.add(14);q.add(-47);q.offer(75);q.poll( );Integer v = q.peek( );q.add( v - 32);q.remove( );q.add(q.poll( ));System.out.println ("q has " + q);System.out.println ("v has " + v); Final Result for q: v:
- Please help me with this! The countOff() method displays the name of each officer removed from the queue, in the order in which they are removed, and displays the name of the officer that goes for help. For example, the output for the queue of defenders above with a count of 4 would appear as:Defenders leaving the queue are: Horace Alsbury, PVT, Kentucky, survivorSimon Arreola, —, —, survivorPeter James Bailey III, PVT, Kentucky, fatalityJohn J. Ballentine, PVT, Pennsylvania, fatalityRobert Allen, PVT, Virginia, fatalityMicajah Autry, PVT, North Carolina, fatalityWilliam Charles M. Baker, CPT, Missouri, fatalityJames L. Allen, PVT, Kentucky, survivorJesse B. Badgett, —, Texas, survivorRichard W. Ballentine, PVT, Scotland, fatalityJosé María Arocha, —, —, survivorJuan Abamillo, SGT, Texas, fatalityIsaac G. Baker, PVT, Arkansas, fatalityJuan A. Badillo, SGT, Texas, fatalityJohn Ballard, —, —, fatalityMiles DeForest Andross, PVT, Vermont, fatality The defender going for help is: George…Which XXX completes the following algorithm for inserting a new node into a singly-linked list? ListInsertAfter(list, curNode, newNode) {if (list⇢head == null) {list⇢head = newNodelist⇢tail = newNode}else if (curNode == list⇢tail) {list⇢tail⇢next = newNodelist⇢tail = newNode}else {XXX}} Group of answer choices newNode⇢next = curNode⇢nextcurNode⇢next = null newNode⇢next = nullcurNode⇢next = list⇢tail⇢next newNode⇢next = curNode⇢nextcurNode⇢next = newNode newNode⇢next = curNode⇢nextcurNode = newNodePLEASE FOLLOW INSTRUCTIONS package chapter04.queues; public class LinkedQueue { protected PersonNode front; protected PersonNode rear; protected int numElements; public LinkedQueue() { front = null; rear = null; numElements = 0; } public void enqueue(T fName, T lName, T sNum) { //Complete this method as required in the homework instructions. } public T dequeue() { //Complete this method as required in the homework instructions. } public void peekFront() { //Complete this method as required in the homework instructions. } public boolean contains(T lookFor) { //Complete this method as required in the homework instructions. } public void display() { //Complete this method as required in the homework instructions. } public int size() { return numElements; } public boolean isFull() { return false; } public boolean…