Home » Java » Java Multiple Choice Questions For Beginners

Java Multiple Choice Questions For Beginners - 25

Page 1 of 4 Showing 25 Questions

« 1 2 3 4 »

Question: 1

public class CppBuzz{
public static void main(String[] args){
  int a = 10;
  System.out.println(a++);
  a++;
}
}

(A) 10
(B) 11
(C) 12
(D) 13

Level: Beginner Category of MCQ: operators

Question: 2

public class CppBuzz {
public static void main(String[] args){
 int a = 10;
 System.out.println(a*a++);
}
}

(A) 100
(B) 110
(C) 121
(D) Compilation Error

Level: Beginner Category of MCQ: operators

Question: 3

public class CppBuzz {
public static void main(String[] args){
 int a = 10;
 System.out.println(a++*a++);
}
}

(A) 100
(B) 110
(C) 121
(D) 144

Level: Beginner Category of MCQ: variables

Question: 4

public class CppBuzz {
public static void main(String[] args){
 int a = 10;
 System.out.println(++a*a++);
}
}

(A) 121
(B) 132
(C) 144
(D) 100

Level: Beginner Category of MCQ: operators

Question: 5

public class CppBuzz {
public static void main(String[] args){
 int a = 10;
 System.out.println(++a*++a);
}
}

(A) 121
(B) 144
(C) 132
(D) 100

Level: Beginner Category of MCQ: operators

Question: 6

public class CppBuzz {
public static void main(String[] args){
 int a = 10;
 System.out.println(a*a--);
}
}

(A) 100
(B) 90
(C) 81
(D) 80

Level: Beginner Category of MCQ: operators

Question: 7

public class CppBuzz {
public static void main(String[] args){
 int a = 10;
 System.out.println(a--*a--);
}
}

(A) 100
(B) 90
(C) 99
(D) 72

Level: Beginner Category of MCQ: variables

Question: 8

public class CppBuzz {
public static void main(String[] args){
 int a = 5+5*2+2*2+(2*3);
 System.out.println(a);
}
}

(A) 138
(B) 264
(C) 41
(D) 25

Level: Beginner Category of MCQ: operators

Question: 9

Which of the following operators has more precedance in Java?

(A) -
(B) +
(C) *

Level: Beginner Category of MCQ: operators

Question: 10

Which of the following is not an operator in Java?

(A) |
(B) ^
(C) ~
(D) <->

Level: Beginner Category of MCQ: operators

Question: 11

Which of the following operator has more precedence?

(A) ()
(B) ++
(C) *
(D) >=

Level: Beginner Category of MCQ: operators

Question: 12

Which one of the following is an Unary operator in Java?

(A) ()
(B) *
(C) +
(D) ++

Level: Beginner Category of MCQ: operators

Question: 13

Which one of the following is Equality operator in Java?

(A) >=
(B) <=
(C) !=
(D) +=

Level: Beginner Category of MCQ: operators

Question: 14

Select Odd one out from these about local variables

(A) Local variables are declared in methods, constructors, or blocks
(B) Local variables are created when the method, constructor or block is entered
(C) the variable will be destroyed once it exits the method, constructor, or block
(D) We can't create reference variables of Local variables

Level: Beginner Category of MCQ: variables

Question: 15

On which platforms Java runs?

(A) Windows
(B) Mac OS
(C) UNIX
(D) All of these

Level: Beginner Category of MCQ: other

Question: 16

Java is case sensitive langauge

(A) True
(B) False

Level: Beginner Category of MCQ: variables

Question: 17

Java program processing always starts with main() method

(A) True
(B) False

Level: Beginner Category of MCQ: methods

Question: 18

The main() method of an application has to be public. Otherwise, it could not be called by a Java interpreter. Is that true?

(A) True
(B) False

Level: Beginner Category of MCQ: methods

Question: 19

Java supports both Primitive & Non-Primitive(User Defined) datatypes. Which one of the following is not a primitive datatype?

(A) byte
(B) short
(C) long
(D) class

Level: Beginner Category of MCQ: datatype

Question: 20

How many times 'Hello' is printed?

public class CppBuzz {
public static void main(String[] args){
 for(int i = 0; i<5; i++)
 {
 System.out.println("Hello");
 break;
 }
}
}

(A) 5
(B) 4
(C) 1
(D) 0

Level: Beginner Category of MCQ: loops

Question: 21

How many times 'Hello' is printed?

public class CppBuzz {
public static void main(String[] args){
 for(int i = 0; i<5; i++)
 {
 System.out.println("Hello");
 i++;
 }
}
}

(A) 5
(B) 4
(C) 3
(D) 2

Level: Beginner Category of MCQ: loops

Question: 22

public class CppBuzz{
  
public static void main(String[] args){
  
  int a = 5;
  a +=5;
  
  switch(a){
   
    case 5: System.out.println("5");break;
    case 10: System.out.println("10");break;
    default: System.out.println("0");
    
  }
  
}
}

(A) 5
(B) 10
(C) 0
(D) Compilation Error

Level: Beginner Category of MCQ: switch

Question: 23

Java has 5 phases, Editing, Compilation, Loading, Verification & Execution. Which of the following unit is responsible for execution?

(A) Compiler
(B) Class Loader
(C) Byte Code Verifier
(D) Java Virtual Machine

Level: Beginner Category of MCQ: other

Question: 24

What is correct sequence of execution of any Java  program?

(A) Editing -> Compilation -> Class Loader -> Bytecode Verifier -> Execution
(B) Editing -> Bytecode Verifier -> Compilation -> Class Loader -> Execution
(C) Editing -> Compilation -> Bytecode Verifier -> Class Loader -> Execution
(D) None of the above

Level: Beginner Category of MCQ: other

Question: 25

package com.google.test;
import java.util.Scanner;

public class ExampleIfElse {

public static void main(String[] args){

  String s = "friends";
  int x = 0;
 
do {
  System.out.print(s.charAt(x));
  x++ ;
 } while (x < 2);

}

}

(A) friends
(B) friend
(C) fr
(D) compilation Error

Level: Beginner Category of MCQ: loops

« 1 2 3 4 »

Browse Java Categories

Datatype Variables Operators Decision Making Loops Methods Reference Variables Arrays Classes and Objects Abstract Class Singleton Class Modifiers Inheritance Overriding Polymorphism Abstraction Encapsulation Files and I/O TypeCasting Packages Exceptions Collections Framework Numbers Class Date & Time Regular Expressions Data Structures Interfaces Multithreading Other

Home » Java » Java Multiple Choice Questions For Beginners

Java Multiple Choice Questions For Beginners - 25

Browse Java Categories

MCQs

Problems

Projects

Compiler

Online Test