VB.Net Online Quiz


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Following quiz provides Multiple Choice Questions (MCQs) related to VB.Net. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.

Questions and Answers

Q 1 - Which of the following converts the expression to Char data type in VB.NET?

A - CBool(expression)

B - CByte(expression)

C - CChar(expression)

D - CDate(expression)

Answer : C

Explanation

CChar(expression) − Converts the expression to Char data type.

Q 2 - Which of the following converts the expression to Single data type in VB.NET?

A - CObj(expression)

B - CSByte(expression)

C - CShort(expression)

D - CSng(expression)

Answer : D

Explanation

CSng(expression) − Converts the expression to Single data type.

Q 3 - Which of the following accesss modifier specifies that an argument is passed in such a way that the called procedure or property cannot change the value of a variable underlying the argument in the calling code?

A - ByRef

B - ByVal

C - Default

D - Friend

Answer : B

Explanation

ByVal − Specifies that an argument is passed in such a way that the called procedure or property cannot change the value of a variable underlying the argument in the calling code.

Q 4 - Which of the following accesss modifier specifies that a property or procedure can be overridden by an identically named property or procedure in a derived class?

A - Overridable

B - Overrides

C - ParamArray

D - Partial

Answer : A

Explanation

Overridable − Specifies that a property or procedure can be overridden by an identically named property or procedure in a derived class.

Q 5 - Which of the following accesss modifier specifies that one or more declared programming elements are accessible only from within their declaration context, including from within any contained types?

A - Private

B - Protected

C - Public

D - ReadOnly

Answer : A

Explanation

Private − Specifies that one or more declared programming elements are accessible only from within their declaration context, including from within any contained types.

Q 6 - Which of the following statement declares and allocates storage space for one or more variables?

A - Dim

B - Const

C - Enum

D - Class

Answer : A

Explanation

Dim − Declares and allocates storage space for one or more variables.

Q 7 - Which of the following statement declares a reference to a procedure implemented in an external file?

A - Sub

B - Declare

C - Operator

D - Property

Answer : B

Explanation

Declare − Declares a reference to a procedure implemented in an external file.

Q 8 - Which of the following directive helps in collapsing and hiding sections of code in Visual Basic files?

A - #Const

B - #ExternalSource

C - #If...Then...#Else

D - #Region

Answer : D

Explanation

#Region − This directive helps in collapsing and hiding sections of code in Visual Basic files.

Q 9 - Which of the following Collection class of VB.NET represents a first-in, first out collection of object?

A - Queue

B - BitArray

C - SortedList

D - Stack

Answer : A

Explanation

Queue − It represents a first-in, first out collection of object. It is used when you need a first-in, first-out access of items. When you add an item in the list, it is called enqueue, and when you remove an item, it is called deque.

Q 10 - The finally block is used to execute a given set of statements, whether an exception is thrown or not thrown.

A - true

B - false

Answer : A

Explanation

The finally block is used to execute a given set of statements, whether an exception is thrown or not thrown.

vb.net_questions_answers.htm
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