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

Java J2EE (14736)
J2ME (151)
Java Related AllOther (507)

Java Related Interview Questions

Questions Answers Views Company eMail

What is advantage of using threads?

BMC,

2 11154

How the threads are synchronized?

BMC, CTS,

2 6193

What is Interface?

BMC,

8 11989

Do you know thread pools?

BMC,

2212

How multi processing is achieved in JAVA?

BMC,

5 22308

What is hash method?

1 4375

What is Vector?Can you elaborate how Vector is Thread safe?

HCL,

3 11873

How to solve the problem of generating the unique hash keys with hash function?

1928

long d =10;int i =0;i=d; /// is this possible? If d is very long number (10 digits or some thing) then?

3 6854

How can we achieve IPC in JAVA?

Wipro,

1 3084

What do you mean by Remote procedure call?

2 5798

Have you worked on bits programming? examples?What is bit? How many bits are there in the byte?

1 4218

What is left shift and right shift?

1 5837

How GC (Garbage Collector) knows the objects reference is unused.Whether GC removes the unused object Parmanently or it maintains something.

2 7301

Why all programming languages have main as a execution starting point?

4 9170

Un-Answered Questions { Java Related }

What is the difference between the font and fontmetrics classes in java programming?

1182

to update a batch in a table in jdbc which method of statement object is used

2100

What is the relationship between clipping and repainting?

1153

Is entity framework an orm?

406

What is use of static method?

1074

What is spring boot starter? : Spring Boot

600

What does %4d mean in java?

1495

What is anagram number?

971

What is orm principle?

403

What is the msi mode in weblogic? How can you enable and disable this option?

1298

Explain the different types of memory used by jvm?

1157

What is session bean?

994

what is the attribute used to see the message length?

893

Why do we need mapping in hibernate?

605

What is implicit polymorphism in hibernate?

517

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