Q 1.

Abstract class contains _____.

Abstract methods Non Abstract methods Both None

Q 2.

CLR is the .Net equivalent of _____.

Java Virtual machine Common Language Runtime Common Type System Common Language Specification

Q 3.

The data members of a class by default are?

protected, public private, public private public

Q 4.

What is the value returned by function compareTo( ) if the invoking string is less than the string compared?

Zero A value of less than zero A value greater than zero None of the mentioned

Q 5.

The correct way to overload +operator?

public sample operator +  (sample a, sample b) public abstract operator +  (sample a, sample b) public static operator +  (sample a, sample b) all of the mentioned above

Q 6.

Select the two types of threads mentioned in the concept of multithreading?

Foreground Background Only foreground Both foreground and background

Q 7.

Choose the wrong statement about properties used in C#.Net?

Each property consists of accessor as getting and set. A property cannot be either read or write-only. Properties can be used to store and retrieve values to and from the data members of a class. Properties are like actual methods that work like data members.

Q 8.

The point at which an exception is thrown is called the _____.

Default point Invoking point Calling point Throw point

Q 9.

Which of the following statements are correct for C# language?

Every derived class does not define its own version of the virtual method. By default, the access mode for all methods in C# is virtual. If a derived class, does not define its own version of the virtual method, then the one present in the base class gets used. All of the above.

Q 10.

Which of the following keywords is used to refer base class constructor to subclass constructor?

this static base extend