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 the high-level thread states? : Java thread

1043

how to create multithreaded program? Explain different ways of using thread? : Java thread

1009

how to create multithreaded program? Explain different ways of using thread? When a thread is created and started, what is its initial state? : Java thread

1031

what is the volatile modifier for? : Java thread

1011

why are there separate wait and sleep methods? : Java thread

1040

how would you implement a thread pool? : Java thread

938

can I implement my own start() method? : Java thread

1005

what is the swingutilities.invokelater(runnable) method for? : Java thread

1053

what is mutual exclusion? How can you take care of mutual exclusion using java threads? : Java thread

1132

what is the difference between process and thread? : Java thread

1006

can java object be locked down for exclusive use by a given thread? : Java thread

1115

a thread is runnable, how does that work? : Java thread

1032

what are the states associated in the thread? : Java thread

1081

how does the run() method in runnable work? : Java thread

936

what is an objects lock and which objects have locks? : Java thread

1036

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Un-Answered Questions { Core Java }

What is the function of java?

1031

What is the largest long allowed by java?

1075

What is java regex?

1023

What is the base class of all classes?

1073

What kind of variables can a class consist?

1073

what is an objects lock and which objects have locks? : Java thread

1036

do I need to use synchronized on setvalue(int)? : Java thread

1025

How to use Media tracker Class.

1148

How to sort double array in java?

1003

How to make a read-only class in java?

1186

Name four container classes.

1006

How to find the largest value from the given array.

1033

How do you define a variable?

962

Why string is a class?

967

How do you sort in ascending order in java?

892

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