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 are structs in java?

1061

What is early binding and late binding in java?

1192

Explain what are final variable in java?

1075

List types of storage classes in java?

Cyient,

1154

Outline the major features of java.

1078

What do you understand by looping in java? Explain the different types of loops.

1051

How does the garbage collector works in java?

Cyient,

1093

What are mutable classes?

1059

What is used of static keyword in java?

Cyient,

1075

Write a program to check for a prime number in java?

Cyient,

1041

Explain exception chaining in java?

Cyient,

1171

Compare java and python.

988

What are design patterns and please explain?

1090

What are 4 pillers of object orinted programming?

1017

What do you mean by an object in java?

1132

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Un-Answered Questions { Core Java }

What is a arraylist in java?

1069

What language is java written?

1020

What is a byte array?

1101

List the three steps for creating an object for a class?

971

How can constructor chaining be done using this keyword?

1276

What is local class in java?

1091

What are the methods available in a class?

1083

How many bytes is string in java?

1252

How many wrapper classes are there in java?

1012

What will happen when using pass by reference in java?

992

Explain inheritance in java?

994

What is the importance of hashcode() and equals() methods?

1055

What is a jit compiler?

1135

What is sortedmap in java?

1033

Explain the importance of finalize() method.

969

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