6. Show the printout of the following code: public class ArraysBasic { public static void main(String[] args) { int A[] = {1, 2, 3}; System.out.println("array A: " + A[0] +""+ A[1] + " " + A[2]); System.out.println("array B: " + A[0] + + A[1]+' + A[2]); zeroArray(A); A = new int[5]; } System.out.println("array C: " + A[0] + } public static void zeroArray(int[] list) { for (int j = 0; j

6. Show the printout of the following code: public class ArraysBasic { public static void main(String[] args) { int A[] = {1, 2, 3}; System.out.println("array A: " + A[0] +""+ A[1] + " " + A[2]); System.out.println("array B: " + A[0] + + A[1]+' + A[2]); zeroArray(A); A = new int[5]; } System.out.println("array C: " + A[0] + } public static void zeroArray(int[] list) { for (int j = 0; j

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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class TenNums {private: int *p; public: TenNums() { p = new int[10]; for (int i = 0; i < 10; i++) p[i] = i; } void display() { for (int i = 0; i < 10; i++) cout << p[i] << " "; }};int main() { TenNums a; a.display(); TenNums b = a; b.display(); return 0;} Continuing from Question 4, let's say I added the following overloaded operator method to the class. Which statement will invoke this method? TenNums TenNums::operator+(const TenNums& b) { TenNums o; for (int i = 0; i < 10; i++) o.p[i] = p[i] + b.p [i]; return o;} Group of answer choices TenNums a; TenNums b = a; TenNums c = a + b; TenNums c = a.add(b);
class Output{public static void main(String args[]){byte a[] = { 65, 66, 67, 68, 69, 70 };byte b[] = { 71, 72, 73, 74, 75, 76 };System.arraycopy(a , 0, b, 0, a.length);System.out.print(new String(a) + " " + new String(b));}} The output of the above Java code is ?
public int getPowerUse(){ return super.getPowerUse() + contents * powerRating; //////////////////////////////////////////////// if (args[0].equals("REFRIGERATOR")) { String manufacturer = args[1]; String serialNo = args[2]; int basePower = Integer.parseInt(args[3]); int powerRating =Integer.parseInt(args[4]); int capacity = Integer.parseInt(args[5]); Refrigerator rf=new Refrigerator(manufacturer,serialNo, basePower, powerRating, capacity); things[rf.getId()]=rf; returnval = rf.getId(); }
public int binarySearch(int[]array, int num) {int low = 0;//low rangeint high = array.length -1; //high range int mid; //mid rangewhile () //while low is less than or equal to high{mid = ; //set middle range to be (low + high) /2if () { //if the array in the middle range = input number//return mid range }elseif () { //if the array in the middle range > input number//set the high value to be the mid value minus 1 }else{//set low value to be mid value plus one } }//return -1 here because that would mean that the number is not found in the loop}
public class Test { } public static void main(String[] args){ int a = 10; System.out.println(a*a--); }
public class Test { } public static void main(String[] args) { String str = "Salom"; System.out.println(str.indexOf('t)); }
This is needed in Java
using namespace std; int main() int i, m=0,n=4; float arr[100] (55,66,88,1); for(i=0; i
using System;class TicTacToe{ static void Print(char[] board) { Console.WriteLine(); Console.WriteLine($" {board[0]} | {board[1]} | {board[2]} "); Console.WriteLine($" {board[3]} | {board[4]} | {board[5]} "); Console.WriteLine($" {board[6]} | {board[7]} | {board[8]} "); Console.WriteLine(); } static void Main(string[] args) { char[] board = new char[9]; for (int i = 0; i < 9; i = i + 1) { board[i] = ' '; } Print(board); board[4] = 'X'; Print(board); board[0] = 'O'; Print(board); board[3] = 'X'; Print(board); board[5] = 'O'; Print(board); board[6] = 'X'; Print(board); board[2] = 'O'; Print(board); }} Hello! This program is in C# could a line of code be added to ask the user if they want to be "X" or if they want to be "O"?
// Step 1: Import Java classes Arrays, Random, and Scanner 2 3 /** 4 * A class to generate a random int array then call static. 5 * methods to sort and display the array elements. 6 * 7 *Step 2: Enter your name for @author and today's date for @version 8 * @author 9 * @version 10 */ 11 public class StaticMethodApp 12 { 13 public static void main(String[] args) I { Scanner in = new Scanner(System.in); System.out.print("Enter an integer: "); // Step 3: While the next input token is not an integèr 11 Read the input token 11 Display a message 11 Sample message, assuming the input is Java Not an integer: "Java" // // Display the same promt again // Step 4: Read the integer and store it in a variable // Step 5: Create a Random object using the input integer System.out.print("Enter the array length: "); int length = in.nextInt (); // Step 6: Create an array of int of 80 F2 F3 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 esc : F1 B # S $ 000 000 F4 % A F5 MacBook Air F6…
public static void main(String[] args) { int a; int b; int c; c = quad(0,1, 2); b = quad(1, 2, 3); a = quad(5, 6, 7); c = c +b+ a; } private static int quad(int a, int b, int c) { int r; r= a +b+ c; return r; } For the code above, how many entries does the activation record for method quad have? During the execution of main, at most how many activation records are existent on the run-time stack?
using System; class main { publicstaticvoid Main(string[] args) { int number = 1; while (number <= 88) { int i; Random r = new Random(); int[] randNo=newint[3]; for(i=0;i<3;i++) { randNo[i]= r.Next(1,88); Console.WriteLine("Random Number between 1 and 88 is "+randNo[i]); } } } } how can this program be fixed to count from 1-88 and then choose 3 different random numbers?