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

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Java Related Interview Questions

Questions Answers Views Company eMail

Does substring create a new object?

1061

What is charat ()?

996

What is the r character?

1084

How do you declare a variable?

1148

What does int argc char * argv [] mean?

1058

How do you change an int to a string?

1074

How do you escape a string?

1052

What is difference between filereader and bufferedreader?

1014

What does indexof mean?

1121

What is the use of bufferedreader?

1053

Why do we use string?

1126

Which is faster string or stringbuilder?

1000

What is %d in printf?

1101

What are parsing rules?

1053

What are the different types of constructor?

1047

Un-Answered Questions { Java Related }

Can we synchronize static methods in java?

1158

How many types of dependency injection are there in spring?

445

Which is good to use – constructor or setter-based dependency?

450

What is called servlet mapping?

1170

What is ems queue?

1039

Explain datapower file structure?

1043

What is the purpose of struts.xml in struct2?

1193

What are the different class loaders used by jvm?

1158

What happens if remove( ) is never invoked on a session bean?

1012

What is a zero to many relationship?

607

Which components are available using actioncontext map?

1224

what is the max length of the message does mq support?

895

Are floats faster than doubles?

1154

Explain about the security aspect of java?

1025

difference between mca and mqi channels?

1209

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