Vb net Programming

Question 1

What is full form of CLR?

Answer 1

COMMON LANGUAGE RUNTIME

Question 2

Define CLR

Answer 2

The CLR is described as the “execution engine” of .net it provides the environment within which the programs run.

Question 3

CLR Provide Services Names

Answer 3

Code compilation
Memory allocation(memory management)
Thread management
Garbage collection
Exception handling
Security mechanisms

Question 4

Full form of FCL?

Answer 4

Framework Class Library

Question 5

Full form of BCL?

Answer 5

Base Class Library

Question 6

Description of Common type System?

Answer 6

Common Type System (CTS) describes a set of data types it ensures that objects written in different .NET supported languages can interact with each other.

Question 7

describes Common Language Specification

Answer 7

It is subset of CTS.it defines a set of rules and restrictions that every language must follow which runs under .NET framework.

Question 8

How to declare of Variables & Data Types.

Answer 8

Dim keyword use Declare variables:
Dim Area as Integer

Question 9

Definition of Boxing

Answer 9

Boxing means converting a value type variable to object type boxing is implicit conversion.

Question 10

definition of unboxing User define data types

Answer 10

Unboxing means converting an object type to value type variable unboxing is explicit conversion

Question 11

Conditional Statement declaration in VB .NET

Answer 11

if conditional then
Statements
Else if conditional then
Statements
End If

Question 12

Select case Statement Syntex

Answer 12

Select Case TextExpression
Case ExpressionList
Statements
Case ExpressionList2
Statements
Case Else
Statements
End Select

Question 13

Vb .NET For loop Statement Syntex.

Answer 13

For counter[As Datatype]=start To end [Step end]
Statements
Next

Question 14

Use namespaces advantage

Answer 14

The main advantage of using namespaces is to avoid conflicts when you have mulitple classes with the same name.

Question 15

Visual Studio .Net Input box Syntex

Answer 15

Dim asn as String
ans=InputBox(“plese enter the name”,”demo”,”OM”,200,200)

Question 16

Vb net Source file extension

Answer 16

.vb forms code file

Question 17

What is Procedure?

Answer 17

Procedure is a named sequence of statements, which performs one or more specific tasks, and it is executed when it is called. Procedure is identified by having a name.

Question 18

types of Procedures

Answer 18

Sub-procedures
function procedures
Event procedures

Question 19

Date & time Functions

Answer 19

Dim DTI as Date=11/12/2022
Msgbox(DTI.Year);

Question 20

how to show current day and time in vb .net.

Answer 20

Use of now function syntex:
Now()

Question 21

Calculate in Power in vb net

Answer 21

MsgBox(System.Math.Pow(5,2))

Question 22

How to check Input Value in Number.

Answer 22

Dim STR as String=”Decoder”
MsgBox(IsNumeric(STR))
Output: False

Question 23

Which Function use to convert string into Date Function?

Answer 23

Ctype it uses to convert one data type to another data type.
exp: Dt=CType(STR,Date);