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?

2 751

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

2 787

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

2 833

5 What is Java exception handling?

1 1015

Un-Answered Questions { Core Java }

What is thread safe java?

909

Differentiate between the constructors and methods in java?

937

When is finally block not called?

1080

How to calculate the length of a singly linked list in java?

1020

What is array and arraylist in java?

1095

How many types of exception can occur in a java program?

978

Why destructor is not used in java?

965

Who is founder of java?

986

What is the meaning of variable in research?

1007

How do weakhashmap works?

1146

What is public static void main?

1091

What is a key in java?

970

What is the static method?

1067

What are the main concepts of oops in java?

1729

What environment variables do I need to set on my machine in order to be able to run java programs?

1011

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