Ultimate Quiz On Java Skills! Trivia

10 Questions | By Maverick_virgo | Last updated: Jun 1, 2020 | Total Attempts: 13654

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Questions and Answers

1.

How will you describe Java?
- A.
  
  Programming Language
- B.
  
  Platform
- C.
  
  Both Programming Language and Platform
- D.
  
  Abstract Machine
2.

Java Is Structured Programming Language.

Discuss
- A.
  
  True
- B.
  
  False
3.

Which of the following are legal identifiers in Java?

Discuss
- A.
  
  1abc
- B.
  
  Abc_1
- C.
  
  OneAbc
- D.
  
  Final
- E.
  
  $while
4.

The package __________ is automatically imported in every java program.
5.

What will the function Math.ceil(-99.9) return?
- A.
  
  -99
- B.
  
  99.0
- C.
  
  100.0
- D.
  
  -99.0
- E.
  
  -100.0
6.

What will be the output of the following code segment?String one="one";String two="two";String One=new String(one);String Two=two;if(one==One)System.out.println("Java is fun!");if(one.equals(One)==true)System.out.println("Programming needs practice.");if(one==Two)System.out.println("OOP is the way!");if(two.equals(Two)==true)System.out.println("Explore the world of Java.");
- A.
  
  Java is fun! Programming needs practice.
- B.
  
  Java is fun! Programming needs practice. Explore the world of Java.
- C.
  
  Programming needs practice Explore the world of Java.
- D.
  
  Programming needs practice. OOP is the way! Explore the world of Java.
- E.
  
  Java is fun! Programming needs practice. OOP is the way! Explore the world of Java.
7.

What will be the output of the following code segment?class Number{int a;public static void main(String ar[]){ a=10;int b=20;a=a+b;b=a-b;a=a-b;System.out.println("a = "+a);System.out.println("b = "+b);}}

Discuss
- A.
  
  A = 20 b = 10
- B.
  
  A = 10 b = 20
- C.
  
  A = 30 b = 10
- D.
  
  A = 10 b = 30
- E.
  
  Compile-time error
8.

What will the following code segment print?int i; for(i=1;i<=4;i=i+3); System.out.println(i);

Discuss
- A.
  
  1 4
- B.
  
  14
- C.
  
  4
- D.
  
  7
- E.
  
  Nothing. It will give compile-time error.
9.

What will be the output of the following code segment?int a = 4, b = 8, c = -5; System.out.println(a/b+"\n"+(++c*b--)+" "+a--*b/c--);
- A.
  
  0 -32 -7
- B.
  
  0.5 32 6
- C.
  
  0 40 -7
- D.
  
  0.5 -32 -7
- E.
  
  0 -32 -7
10.

Which of the following group consists of only Object-Oriented languages?
- A.
  
  C,C++,JAVA
- B.
  
  C,JAVA,RUBY
- C.
  
  C++,JAVA,BASIC
- D.
  
  BASIC,FORTRAN,JAVA
- E.
  
  C++,JAVA,C#