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CTS JDBC Interview Questions
Questions Answers Views Company eMail

How to check null value in JDBC?

1 3066

What are statements in JAVA ?

1 2674

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 17859

What will happen when ResultSet is not closed?

1 5132

how many JDBC drivers ?name them?

6 7564





what happens if connection is not closed?

7 18482

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

9 11679

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Un-Answered Questions

How can we define that the person is an intertesting person?

1053


Anybody know how schematic diagram for reverse power relay? RPR for generator protection

927


Can any1 tell me suppose u r doing manual testing on unix platform with Shell Script, then how it is done? How u r implementing it & what is the use of Shell scripting on Manual Testing?

2731


Through array we can execute the testcase how ? give me example

827


1. Why is the speed of shunt motor practically constant? 2. Why dc series motor use to start with heavy loads? 3. advantages & disadvantages of separately excited generator over self excited generator?

1247






What is the Temperature to be set in Thermostat provided in Marshalling box of the Transformer / Motor.

1425


What are the 8 steps that are involved in genetic engineering?

2804


How can we identify User exits in our screen?

651


what can be happen if terrorist attack on electric train by demage the high tension line..?

1084


what mean ny cut over activities, p/l, b/s amount how will update

1099


career path of MIS Manager (non IT)

2180


whts is the meaning of over cost and under cost, what is difference ?

9834


What is the entry to be passed on receiving the tds certificate in the books of the deductee?

1555


Explain the uses of PIG?

132


please explain the meaning of "In GSM only 30 or 35 peoples can call at at time in a singal carrier but In CDMA apprx 70 peoples can call in a singal carrier at a time."..........

783






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