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

JDBC Interview Questions

Questions Answers Views Company eMail

what are the types of result sets in JDBC 3.0 ?

HCL,

3 9464

What is execute(), executeUpdate() and executeQuery() methods?

10 66485

JDBC Drivers properties?

Infosys,

1 6569

what is call level interface?

1 7244

Different statements in JDBC?

3 8102

Stored procedure purpose?

2 5941

write down exceptions those appear in java programs when u write JDBC Programs?

2 6190

Difference between Dirty, commited ,phantom,repeatable reads?

3 27355

what is meant by connection pooling?

4 9141

Difference between Generic Servlet and HTTP Servlet?

13 52360

signature of init method?

2 7536

Difference between servlet and applet method?

3 8234

How many types of JDBC drivers are there and what are they?

TCS,

2 9508

How many isolation levels are supported in JDBC and what are they?

1 5911

What is PreparedStatement?

Infogain, Wipro,

6 16960

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Un-Answered Questions { JDBC }

How to set the attribute concurrency in resultset?

971

password, is stored in as plain text. What can I do to protect my passwords?

1021

What are the advantages of database connection pooling?

965

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

1098

Where is ojdbc14 jar located?

991

Which is faster jdbc or odbc?

956

Is jdbc faster than odbc?

971

What is jdbc connection interface?

1083

What are the differences between execute, executequery, and executeupdate?

1000

How to update a resultset programmatically?

1143

Why should we close database connections in java?

1197

What is the meaning of connection?

1022

What is database deadlock ?

1294

How can I connect mysql or oracle with java?

1011

What is batch processing and how to perform batch processing in jdbc?

980

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