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CTS JDBC Interview Questions
Questions Answers Views Company eMail

How to check null value in JDBC?

 1 3169

What are statements in JAVA ?

 1 2766

java.lang.ClassNotFoundException:oracle.jdbc.driver.OracleDr iver? I get this error at run time.I used oracle10G. I set CLASS PATH:C:\oraclexe\app\oracle\product\10.2.0 \server\jdbc\lib\ojdbc14.jar; I write JDBC PROGRAM like import java.sql.*; class Example { public static void main(String args[]) { try { Class.forName ("oracle.jdbc.driver.OracleDriver"); System.out.println("Driver Loaded"); Connection con=DriverManager.getConnection ("jdbc:oracle:thin:@localhost:1521:xe","system","salmas"); System.out.println("Driver Connected"); Statement st=con.createStatement(); ResultSet rs=st.executeQuery("select * from emp"); while(rs.next()) { System.out.println(rs.getInt(1)); System.out.println(rs.getString(2)); System.out.println(rs.getString(3)); } st.close(); con.close(); } catch(Exception e) { System.out.println(e); } finally { System.out.println("it's finally block executed"); } } }

6 18253

What will happen when ResultSet is not closed?

 1 5213

how many JDBC drivers ?name them?

 6 7736




what happens if connection is not closed?

 7 18891

How to create Connection interface object because it is Interface , Interface is not instansiated?

 9 12054

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Un-Answered Questions

Name Of Parts And Each Purpose

867

What is vapour flooding and liquid floodin in distillation?

523

What are the activities you done in EP?

533

what are all the parameters to be considered while applying bracketing and matrixing?where and all it is applicable?

923

What are the layers of osi?

1




What we mean by vintage of an engine+Generator?

912

What are the various classes of IP addressing? Calculate the maximum number of class A, B and C network Ids.

432

If fire would be inside the plant which fire detector is to detected the fire.

495

What functions or methods will you use to delete a file in python?

1

Can a select statement fire a trigger?

1

What is spooling?

11

What is web part?

6

what is the difference between active and inactive file (tsm)?

8

what are the methods to study nuceic acid and protein interactions?

849

Please any one help me I preparing for the post of charge man in Indian ordinance factory please give me some guide line & book for this exam.my email. anoopkpandey16@gmail.com

2179