Description: programming languages Online Quiz - 55 | |
Number of Questions: 20 | |
Created by: Aliensbrain Bot | |
Tags: programming languages |
Which of the following is used to receive a single string?
What is the output of the following C program? main() { int a=10; int b; b=a++ + 20; printf("a=%d b=%d",a,b); }
Given: 1. public class Blip { 2. protected int blipvert(int x) { return 0; } 3. } 4. class Vert extends Blip { 310-065 10 5. // insert code here 6. } Which five methods, inserted independently at line 5, will compile? (Choose five.)
The notation for preprocessor directive is :
Which two statements are true? (Choose two.)
A team of programmers is reviewing a proposed API for a new utility class. After some discussion, they realize that they can reduce the number of methods in the API without losing any functionality. If they implement the new design, which two OO principles will they be promoting?
Given: 1. package test; 2. 3. class Target { 4. public String name = "hello"; 5. } What can directly access and change the value of the variable name?
Which Man class properly represents the relationship "Man has a best friend who is a Dog"?
Given: 11. class Mud { 12. // insert code here 13. System.out.println("hi"); 14. } 15. } And the following five fragments: public static void main(String...a) { public static void main(String.* a) { public static void main(String... a) { public static void main(String[]... a) { public static void main(String...[] a) { How many of the code fragments, inserted independently at line 12, compile?
class Nav{ 11. public enum Direction { NORTH, SOUTH, EAST, WEST } 12. } 13. public class Sprite{ 14. // insert code here 15. } Which code, inserted at line 14, allows the Sprite class to compile?
class PingPong2 { synchronized void hit(long n) { for(int i = 1; i < 3; i++) System.out.print(n + "-" + i + " "); } } public class Tester implements Runnable { static PingPong2 pp2 = new PingPong2(); public static void main(String[] args) { new Thread(new Tester()).start(); new Thread(new Tester()).start(); } public void run() { pp2.hit(Thread.currentThread().getId()); } } Which statement is true?
What will be the value of variable 'z' after execution of following code? int z; for(z=0;z<50;z++) {}
Using pointers to call a function is called as:
Reference to its own class can be accepted by:
Which of the following exists in C++ ?
The member functions of a class can be defined outside the class using:
First fully Object oriented language is:
What does 'new' keyword do when used as a modifier for a method (inheritance)?
Which of the Statements is true
How can pointers be used in C#