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

JDBC Interview Questions

Questions Answers Views Company eMail

What is the query used to display all tables names in SQL Server (Query analyzer)?

1116

Why can't I invoke the ResultSet methods afterLast and beforeFirst when the method next works?

1262

How can I retrieve a String or other object type without creating a new object each time?

1248

Once I have the Java 2 SDK, Standard Edition, from Sun, what else do I need to connect to a database?

1054

How can I create a custom RowSetMetaData object from scratch?

1051

How does a custom RowSetReader get called from a CachedRowSet?

1141

RowSetInternal caller and returns void. What can I do in the readData method?

1027

Can I set up a connection pool with multiple user IDs? The single ID we are forced to use causes problems when debugging the DBMS.

1007

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

1021

How do I write Greek ( or other non-ASCII/8859-1 ) characters to a database?

1040

What isolation level is used by the DBMS when inserting, updating and selecting rows from a database?

1013

How can I determine the isolation levels supported by my DBMS?

1041

How do I receive a ResultSet from a stored procedure?

1018

What does it mean to "materialize" data?

1065

Why do I have to reaccess the database for Array, Blob, and Clob data?

1147

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Un-Answered Questions { JDBC }

Is jdbc and orm?

989

What are the standard isolation levels defined by JDBC?

1223

What are the advantages of using preparedstatement in java?

1031

Which jdbc drivers will run your program?

987

Explain the various types of locking system in jdbc?

952

What is the role of class.forname while loading drivers?

1052

Is possible to open a connection to a database with exclusive mode with JDBC?

1014

Which database is used with java?

1008

What is difference between jdbc and odbc?

1069

What are the jdbc statements?

1028

Which of the attributes in the monitoring tab for a jdbc connection pool in the administrative console tell us how many clients are currently waiting for a connection?

974

What is createstatement method in java?

1023

What are the advantages of database connection pooling?

965

Is there another way of dealing with the result set that could execute faster?

1049

What is a jdbctemplate?

980

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