Core Java Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Core Java Interview Questions

Questions Answers Views Company eMail

What does this() represent, and how is it used in Java?

2 857

What does super()represent, and how is it used in Java?

2 907

What is a Java switch statement, and how can it be used?

2 944

5 What is Java exception handling?

1 1111

Un-Answered Questions { Core Java }

Write a program to calculate factorial in java?

1049

What is the current version of java?

1085

Can we force garbage collector to run ?

1102

What are void pointers?

1361

What is this keyword in java?

1079

Difference between java and javascript

1147

How do you start a thread?

1093

What must a class do to implement an interface in java programming?

1127

What is final method?

1115

Can I override protected method in java?

1127

Difference between process and thread?

1080

What is the base class of all exception classes in java?

1105

What about method local inner classes or local inner classes in java?

1104

Explain wrapper classes in java?

1054

Will the compiler creates a default constructor if I have a parameterized constructor in the class?

1163

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