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CTS JDBC Interview Questions
Questions Answers Views Company eMail

How to check null value in JDBC?

1 3303

What are statements in JAVA ?

1 2847

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 18824

What will happen when ResultSet is not closed?

1 5286

how many JDBC drivers ?name them?

6 7948





what happens if connection is not closed?

7 19391

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

9 12538

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Un-Answered Questions

What steps are required to post payroll results to accounts?

63


Why irmoisture balance is used for corrugated box moisture testing

1266


Explain controlling area. How do you assign it?

55


How do you override a private method in java?

24


What is the delimiter default in PHP?

59






How do I insert a table in word windows 10?

3


What are services in drupal 8?

3


How internally data stores in MyISAM and INNODB table types?

1564


Explain real image?

34


What is swing container?

13


What is a 'customer-material information record'?

83


Explain how to determine capacitor tolerance codes?

47


Define various modes of operation of timer.

54


What is boundary value testing? Give an example.

69


How to find the project(pub,priv,common,client) in between public, Private,common?Any identification?

1020