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

Explain the architectural relationship between EJB & XML?

Wipro,

1 5705

What is Type-3 Driver and when this driver is used?

Wipro,

3 9786

Can you create an index on sex column where there is M or F?

Wipro,

1 7270

How can you tune SQL statements?

Wipro,

2 6682

How to execute bulk number of queries at once?

Wipro,

3 9975

Is the JDBC-ODBC Bridge multi-threaded?

Wipro,

2 13453

What are null interfaces in JAVA ? and give me some examples?

5 19781

Explain Global variables in Packages?

4 8564

Explain about GridBag Layout?

1 4545

What is HashTable?

4 12870

what is Dictionary? and what purpose it is used for?

3 6601

Have you used any version control ? if so explain about it?

2 6440

How OOPS concept is achieved in Java?

Cognizant, JPMorgan Chase, Xavient,

6 25558

How are Java source code files named?

3 9026

How are Observer and Observable used?

3 7625

Un-Answered Questions { Java Related }

What is the purpose of @key?

1115

What kind of thread is the garbage collector thread?

973

How would you dynamically allocate memory to an array?

1080

What is database connection pooling? Advantages of using a connection pool?

1107

Does ms edge support java?

941

State the role of sessionfactory interface plays in hibernate.

501

How do I find jre version?

965

Why is the main method static?

1218

What is mapping class in hibernate?

472

what is meant by JRMP?

2435

Differentiate between vector and array list.

1117

difference between rad and ordinary deployment?

1015

What is context param in spring?

507

What is jvm tuning?

1047

What are triggers in DB? Explain their types. How do they work?

1143

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