Practice Pakistan's most useful MCQs for competitive exams

In your ASP.NET web application you want to display a list of clients on a Web page. The client list displays 10 clients at a time, and you require the ability to edit the clients. Which Web control- ?

• (A)  The GridView control
• (B)  The DetailsView control
• (C)  The FormView control
• (D)  The Table control

Answer

Submitted By :Ali Uppal

Which is the predefined package ?

• (A)  Lang package
• (B)  util package
• (C)  io package
• (D)  All of above

Answer

Submitted By :Ali Uppal

Which of the following automatic type conversion will be possible ?

• (A)  byte to int
• (B)  short to int
• (C)  long to int
• (D)  int to long

Answer

Submitted By :Ali Uppal

Object which can store group of other objects is called___________________?

• (A)  Package
• (B)  Wrapper
• (C)  Java object
• (D)  Collection object

Answer

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In which we clone the object and their constituent parts_______________?

• (A)  Deep cloning
• (B)  Shallow cloning
• (C)  Both of above
• (D)  None of above

Answer

Submitted By :Ali Uppal

What is jdb_________________?

• (A)  java Disassemble
• (B)  java Interpreter
• (C)  java compiler
• (D)  java debugger

Answer

Submitted By :Ali Uppal

Java intermediate code is known as_________________?

• (A)  Byte code
• (B)  First code
• (C)  Mid code
• (D)  None of above

Answer

Submitted By :Ali Uppal

Inheritance means ?

• (A)  Sub class create object of super class
• (B)  Sub class extends Base class
• (C)  Sub class extends super class
• (D)  All of the above

Answer

Submitted By :Ali Uppal

Which statement is static and synchronized in JDBC API ?

• (A)  getConnection()
• (B)  executeQuery()
• (C)  prepareCall()
• (D)  executeUpdate()

Answer

Submitted By :Ali Uppal

Which class cannot be subclassed (or extended) in java ?

• (A)  Final class
• (B)  abstract class
• (C)  parent class
• (D)  None of above

Answer

Submitted By :Ali Uppal