VB.Net Online Quiz

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.

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

Answer : A

Explanation

CDbl(expression) − Converts the expression to Double data type.

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

Answer : B

Explanation

CDec(expression) − Converts the expression to Decimal data type.

Q 3 - Which of the following accesss modifier specifies that a function or Get accessor is an iterator?

Answer : B

Explanation

Iterator − Specifies that a function or Get accessor is an iterator. An iterator performs a custom iteration over a collection.

Q 4 - Which of the following accesss modifier indicates that a conversion operator (CType) converts a class or structure to a type that might not be able to hold some of the possible values of the original class or structure?

Answer : C

Explanation

Narrowing − Indicates that a conversion operator (CType) converts a class or structure to a type that might not be able to hold some of the possible values of the original class or structure.

Q 5 - Which of the following accesss modifier specifies that one or more declared programming elements are associated with a class or structure at large, and not with a specific instance of the class or structure?

Answer : B

Explanation

Shared − Specifies that one or more declared programming elements are associated with a class or structure at large, and not with a specific instance of the class or structure.

Q 6 - Which of the following accesss modifier specifies that a property can be written but not read?

Answer : C

Explanation

WriteOnly − Specifies that a property can be written but not read.

Q 7 - Which of the following statement declares the operator symbol, operands, and code that define an operator procedure on a class or structure?

Answer : C

Explanation

Operator − Declares the operator symbol, operands, and code that define an operator procedure on a class or structure.

Q 8 - Which of the following operator returns a Type object for the specified type?

A - AddressOf

B - Await

C - GetType

D - Function Expression

Answer : C

Explanation

GetType − It returns a Type object for the specified type. The Type object provides information about the type such as its properties, methods, and events.

Q 9 - Which of the following property of Array class in VB.NET gets a 64-bit integer, the total number of elements in all the dimensions of the Array?

A - Rank

B - LongLength

C - Length

D - None of the above.

Answer : B

Explanation

LongLength gets a 64-bit integer that represents the total number of elements in all the dimensions of the Array.

Q 10 - Which of the following is true about exceptions in VB.NET?

A - The exception classes in VB.NET are mainly directly or indirectly derived from the System.Exception class.

B - VB.NET exceptions are represented by classes.

C - Both of the above.

D - None of the above.

Answer : C

Explanation

Both of the above options are correct.

vb.net_questions_answers.htm