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

Core Java Interview Questions

Questions Answers Views Company eMail

strings in java are objects.why?

2 5626

can we have function for truncating the sign as like abs in oracle.

1 3465

is there any function in java to make the text to blink?

6 10123

what is the purpose of class "Object" which is base class for all classes?

3 11440

How to convert String into primitive datatype.

6 15768

why we import both packages java.awt.*; and java.awt.event.*; as java.awt.*; can import all classes na. then what is the need of importing java.awt.event.*; ?

3 9727

what is the difference between a java object reference and c++ pointer?

4 12932

Hi.... I applied for the post of scientific officer/Engineer-SB(Programmer).Please post the syllabus and sample papers.

2002

what is tempplate pattern

IBM, RBS,

4 11447

what is bmg file and how to create that files?what will it contailn?

HCL, Probe Services,

2355

what is marker interface ? what is the necessity of it?

Accenture, Newgen,

5 10853

what release of java technology are currently available what do they contain?

1 3826

what is the J2EE BluPrints?

2131

why Runnable interface is preferable than extending the Thread class?

Aizza, College School Exams Tests, Sybrant Technologies, Wipro,

7 27053

Interface A { String test(); } Interface B { int test(); } Create a class AB which must implements both A & B interfaces.

Hewitt,

17 24116

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Un-Answered Questions { Core Java }

What is executor memory?

949

What are the topics in core java?

1067

What are the 6 functions?

974

What means public static?

1038

What are basic data types?

1095

What does escaping a character mean?

1017

Is node a data type in java?

999

What is a variable in java?

1132

Can a static member function access member variable of an object?

1009

What do u mean by variable?

1052

What is a conditional statement explain with example?

1016

Write a program to print the pattern given below

934

How do you end a program?

1116

What modifiers may be used with an inner class that is a member of an outer class in java programming?

1102

Why java applets are more useful for intranets as compared to internet?

1077

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