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CTS JDBC Interview Questions

Questions Answers Views Company eMail

How to check null value in JDBC?

1 5379

What are statements in JAVA ?

1 4464

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 24867

What will happen when ResultSet is not closed?

1 6927

how many JDBC drivers ?name them?

6 12486

what happens if connection is not closed?

7 24851

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

9 18885

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Un-Answered Questions

what is plc and how many type used plc in industrial field.

1924

Tell me what are the official packages provided by laravel?

654

Order the following from the part of the digestive tract nearest to the beginning to the part nearest to the end: jejunum, ileum, esophagus, duodenum?

1011

How many admin consoles possible in a single domain?

895

How rejected rows are managed in datastage?

1449

hi... guys can any one pls help me out.... I m civil engg graduate i want to come into s/w field... i have decided to do manual testing course. i know its not sufficient.. which r the other coures shall i do with this.. suggest me good atomation tool and SAP courses... thanks in advance.. i wil be thankfull to u all

2184

How do firewall rules work?

1029

How do I open a header in word?

555

Will I need juniper kit to run contrail? If I do what kit? L2/l3 switches or a router?

319

Why use 64bit excel?

883

Explain the various cycles used in ar, ap and gl.

361

What is left join, right join?

671

Define partitioning in accounting?

1506

How can I display barcodes in sapscripts?

928

Does 100% precision mean that our model predicts all the values correctly?