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

JDBC Interview Questions

Questions Answers Views Company eMail

why we don't use the type 2 driver for connect to the database in jdbc?

TCS,

1 5065

What is Connection Pooling ??? How we set up a particular connection within connection pooling ????

Cognizant,

2 7677

i am user who logined the application..after that another valid user will also logind..so that is it neccessary to create jdbc connection for each and every user...plz explain it with proper answer...plz help me

IBM,

5 9538

why are using type4 driver in realtime projects?

4 9105

how we can remove hard code in java?

Satyam,

1 8605

is java pure object oriented or not ?

7 10296

what is the meaning of following code snippets Class c=class.forName(driverClassName); Driver d=(driver)c.newInstance();

1 5050

MY code is: public class P1{ public static void main(String ar[]) { class.forName("java.lang.String"); } } errors i got are :New.java:5: error: expected class.forName("java.lang.String"); ^ New.java:5: error: invalid method declaration; return type required class.forName("java.lang.String"); ^ New.java:5: error: illegal start of type class.forName("java.lang.String"); ^ New.java:7: error: reached end of file while parsing } ^ 4 errors HELP ME>......

3 5367

Explain Basic Steps in Writing a Java Program Using Jdbc?

Winsol Solutions,

1062

What are the main steps in java to make JDBC connectivity?

UGC Corporation,

1016

Write a program JDBCcode forfetching student database with SQL.

1121

Explain about DSN?

Infosys,

974

What is the most common example type 1 driver?

Tech Mahindra,

1031

How to rollback a JDBC transaction?

1096

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

1024

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Un-Answered Questions { JDBC }

How does jdbc connect to database?

882

What is executeupdate in java?

892

What happens if connection is not closed in jdbc?

979

How can you make a connection?

988

What are the measures to connect to the db using jdbc?

1041

Where is mysql jdbc driver located?

1036

What are the flow statements of jdbc?

1010

What is a datasource in java?

955

What is meant by jdbc?

925

Describe how the jdbc application works.

1030

What is jdbc odbc bridge?

951

What is a jdbc driver and how many jdbc drivers are available?

1055

Explain the two tier and three tier architecture of jdbc.

908

What are the steps to connect to the database in java?

978

What is use of connection pooling?

963

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