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

JDBC Interview Questions

Questions Answers Views Company eMail

Can we use the one instance of Statment to execute more than one query ?

TCS,

2 6404

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

Wipro,

3 6318

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

Wipro,

1 4831

How can you tune SQL statements?

Wipro,

2 3632

How to execute bulk number of queries at once?

Wipro,

3 6035

Is the JDBC-ODBC Bridge multi-threaded?

Wipro,

2 10205

Are there any ODBC drivers that do not work with the JDBC- ODBC Bridge?

2 2866

How can a java objects be stored in database?

IBM,

3 4159

Can the JDBC-ODBC Bridge be used with applets?

2 3853

Can you define a foreign key, with a key from the same table?

IBM,

2 4050

Does multiple concurrent open statements per connection are supported by the JDBC-ODBC Bridge?

2 7456

The new features of the JDBC 2.0 API, will be supported for JDBC-ODBC Bridge?

1147

Does the JDBC-ODBC Bridge work with Microsoft J++?

1305

What is 2-tier and 3-tier architecture?

TCS,

1 4423

What is Type-1 Driver and when this driver is used?

3 4885

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Un-Answered Questions { JDBC }

Explain the main method?

If you are truncated using JDBC, how can you that how much data is truncated?

What are the benefits of PreparedStatement over Statement?

How many ways that we can view a result set?

Explain about the Try Block?

Why isn't the java.sql.DriverManager class being found?

Does the JDBC-ODBC Bridge support multiple concurrent open statements per connection?

Does JDBC support stored procedures?

How can you know about drivers and database information ?

How does JDBC API helps us in achieving loose coupling between Java Program and JDBC Drivers API?

What is the meaning of “dirty read” in the database?

How many ways can you update a result set?

How to rollback a JDBC transaction?

How to set NULL values in JDBC PreparedStatement?

How to achieve JDBC Connection Pooling using JDBC DataSource and JNDI in Apache Tomcat Server?

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