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 Boolean data type in VB.NET?

A - CBool(expression)

B - CByte(expression)

C - CChar(expression)

D - CDate(expression)

Answer : A

Explanation

CBool(expression) − Converts the expression to Boolean 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 one or more declared programming elements are accessible from within the assembly that contains their declaration, not only by the component that declares them?

Answer : D

Explanation

Friend − Specifies that one or more declared programming elements are accessible from within the assembly that contains their declaration, not only by the component that declares them.

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 a declared programming element redeclares and hides an identically named element, or set of overloaded elements, in a base class?

Answer : A

Explanation

Shadows − Specifies that a declared programming element redeclares and hides an identically named element, or set of overloaded elements, in a base class.

Q 6 - Which of the following statement declares the name of a module and introduces the definition of the variables, properties, events, and procedures that the module comprises?

Answer : B

Explanation

Module − Declares the name of a module and introduces the definition of the variables, properties, events, and procedures that the module comprises.

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

Answer : B

Explanation

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

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 Collection class of VB.NET uses a key as well as an index to access the items in a list?

Answer : C

Explanation

SortedList − It uses a key as well as an index to access the items in a list. A sorted list is a combination of an array and a hash table. It contains a list of items that can be accessed using a key or an index. If you access items using an index, it is an ArrayList, and if you access items using a key, it is a Hashtable. The collection of items is always sorted by the key value.

Q 10 - Which of the following block of VB.NET identifies a place to catch an exception with an exception handler at the place in a program where you want to handle the problem?

Answer : B

Explanation

Catch − A program catches an exception with an exception handler at the place in a program where you want to handle the problem. The Catch keyword indicates the catching of an exception.

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