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 is Vector class?

2 6103

What are virtual methods?

TCS,

1 4635

What method is used to know the status of Checkbox(i.e it is checked or unchecked)?

1 4567

What are advantages of using Java?s layout managers than windowing systems?

2371

What are Access Specifiers and Access Modifiers.

TCS,

6 22014

What are E and PI?

1 4728

What are listeners in java and explain ?

TCS,

2 8708

What are packages and name a few?

4 6553

primitive data types in Java ?

3 6842

What problems will occur when you don?t use layout managers?

1 3610

What are the limitations for static method?

Greenwood,

3 31553

What are the restrictions imposed by a Security Manager on Applets?.

2613

Name the runtime exceptions that occurs frequently?

4 7178

What services that container provides?

2 5175

Name the types of 'priority'?

2 8095

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Un-Answered Questions { Core Java }

Tell me the latest versions in java related areas?

1094

Is char a data type in java?

973

Which java version is latest?

1032

Is c better than java?

960

Why unicode is important?

940

What is hashmap and map?

1030

Is a class subclass of itself?

1087

Explain the different forms of polymorphism?

1006

What are internal variables?

1001

What happens if we don’t define serial version uid?

1028

What are the differences between stringbuffer and stringbuilder?

1059

Explain implementation and how is it different from conversion?

1084

What is compareto () in java?

981

What is anagram word?

997

What is immutable class in java?

940

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