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Java Objective Questions and Answers

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1

Who is considered as the creator of JAVA ?

A.

Dennis Richie

B.

Ken Thompson

C.

James Gosling

D.

Bjarne Stroupstrup

See Answer & Explanation Lets Discuss
Correct answer is : C
Explanation

James Gosling is the creator of JAVA. He is also called as the Father of Java Programming Language . Other persons who also contributed to the development of Java are: Patrick Naughton, Chris Warth, Ed Frank and Mike Sheridan

 
2

Which of the following statements about the Java language is true?

A.

Java supports only Procedural approach towards programming

B.

Both Procedural and Object Oriented Programming are supported in Java

C.

Java supports only Object Oriented Programming approach

D.

None of the Above

See Answer & Explanation Lets Discuss
Correct answer is : C
Explanation

Java supports only Object Oriented Programming approach as each file has to have atleast 1 OOPs element like class, interface etc..

 
3

Java is an enhanced version of C++

A. True
B. False
See Answer & Explanation Lets Discuss
Correct answer is : B
Explanation

Java is NOT an enhanced version of C++ . Java is similar to C++ but Java is neither upward nor downward compatible with C++.

 
4

JVM stands for

A.

Java Verified Machine

B.

Java Virtual Machine

C.

Java Very large Machine

D.

Java Very small Machine

See Answer & Explanation Lets Discuss
Correct answer is : B
Explanation

JVM stands for for Java Virtual Machine and is a key component if Java which helps in cross platform eportability

 
5

JRE stands for

A.

Java Real Environment

B.

Java Rapid Enterprise

C.

Java Runtime Environment

D.

None of the above

See Answer & Explanation Lets Discuss
Correct answer is : C
Explanation

JRE stands for Java Runtime Environment 

JRE= JVM + Java Package Classes (util,lang ...) +Runtime Libraries.

It is essential to run a java program on a system.

 
 

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Core Java Basics Objective Questions and Answers

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