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CTS JDBC Interview Questions
Questions Answers Views Company eMail

How to check null value in JDBC?

1 2966

What are statements in JAVA ?

1 2554

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 17393

What will happen when ResultSet is not closed?

1 5044

how many JDBC drivers ?name them?

6 7374





what happens if connection is not closed?

7 18014

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

9 11231

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Un-Answered Questions

what is the water cement ratio of 1:6 and 1:4 cement sand mortar. reply soon

1386


Name the fungus attracting ants and smelling very foul and rotten?

781


What is middle ware testing?? what are the companies using this tech?

823


To find the date difference & excude saturday & sunday in between them

848


what is the step in preparing the schedule of audit? can someone explain for me?

695






How to arrange a hous hold earthing system to keep minimum earth resistance( below 7ohms).

783


which type of motor complete it's one rotation in 30 day's.

2476


1600 KVA ka transformer hi aghar lt side par 800A aur voltage 420 ho to HT side ki cable ki rating keya ho gi?

791


SIR HOW MANY FORM USE FOR COMMERCIAL TAX & WHAT IS THEIR USES. PLEASE GIVE YOUR SUGGEST

848


Something about pbr322 and cloning blunt ended insulin ?

1014


pre arcing time of ehv breaker

769


Is the stealth technology is based on the "Reflection coefficient of the material? What are the other factors that affect to optimize this technology

670


why the starch added with sucrase give positive result in Benedict's test?

582


What are the documents your using ,and how your distibute the users

834


what is the formula of starting current of 3phase and 1 phase motor???

916






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