Java Interview Questions With Answers set-10

This set of java interview questions includes the collection of multiple-choice questions on the fundamental of java with answers. It includes interview questions on different types of keywords used in java, java functions, method overloading, and the flow control statements used in java.

1. Java was developed by the companyA) Sun Microsystems
B) Microsoft
C) Micro tech
D) IBM

2. What is the file extension of compiled java program?
A) .class
B) .java
C) .css
D) .html

3. ……………… keyword is used to invoke the current object.
A) New
B) That
C) This
D) Me

4. Which of the function is used to convert string to Number in java program?
A) to Number()
B) conString()
C) valueOf()
D) toString()

5. What are the part of executing a Java program and its purposes?
A) Java Compiler
B) Java Interpreter
C) Java Pre-processor
D) Directive Pre-processor

Read Also: MCQ on Java Programming Language Fundamental

6. Method overloading is one of the ways that Java supports …………
A) encapsulation
B) class
C) inheritence
D) polymorphism

7. Java support RMI. What does this RMI stand for?
A) Random Memory Interface
B) Remote Method Invocation
C) Random Method Invocation
D) Remote Memory Interface

8. Which of the following represents legal flow control statements?
A) break;
B) break();
C) continue(inner);
D) exit();

9. The keywords reserved but used in the initial version of Java are
A) union
B) const
C) inner
D) goto

10. What is the default return type of main() ..
A) void
B) double
C) float
D) int

Answers:

1. Java was developed by the company
A) Sun Micro systems

2. What is the file extension of compiled java program?
A) .class

3. ……………… keyword is used to invoke the current object.
C) This

4. Which of the function is used to convert string to Number in java program?
C) valueOf()

5. What are the part in executing a Java program and their purposes?
A) Java Compiler

6. Method overloading is one of the way that Java supports …………
D) polymorphism

7. Java support RMI. What does this RMI stand for?
B) Remote Method Invocation

8. Which of the following represent legal flow control statements?
A) break;

9. The keywords reserved but used in the initial version of Java are
A) union

10. What is the default return type of main() ..
D) int

Read Next: MCQ on Java Programming With Answers set-11