VB.Net Interview Questions & Answers (2025)

It is an object-oriented programming language. It is the updated version of the classic visual basics language. It is used to aid web development and services. It is a fairly simple and easy language to learn and deploy.

The different types of variables are:

• Shared variable
• Static variable
• Shadows variable

The shared variable is the variable that is not confined to a particular class or structure. Instead, it is shared by all the classes or structures of the program. It is declared by the keyword shared.

Shadows show that in a base class, the variable is declared again and hides a similarly named element or a set of the same.

A static variable is a variable which even after the execution of the procedure in which it is mentioned, retains the value given to it.

You have to type in, the keyword const to declare a constant. It can be created in a structure, block, class etc.

Visual basics should assemble all strings to American National Standard Institute values.

Byref keyword is used to call a value by its reference.

A jagged array is an array within an array.

It works by the principle last in first out. When you add an element in the stack it is done by the command push and when you delete an element from the stack it is done by the command pop.

A function can return values in two ways

• By using the return statement
• By assigning a value to the function name

The flowing of the series of bytes through the way of communication is called stream.

There are two different types of streams

Three important elements are

• Properties
• Methods
• Events

Some different types of control are:

• Form control
• Textbox control
• Button control
• ListBox control
• ComboBox control
• RadioButton control
• PictureBox control
• ProgressBar control
• ScrollBar control
• DateTimePicker control
• TreeView control
• ListView control

Some of the keywords are namely:

• In keyword
• Iterator keyword
• Module keyword
• MustInherit keyword
• MustOverride keyword
• Narrowing keyword
• NotInheritable keyword
• NotOverridable keyword
• Optional keyword
• Out keyword
• Overloads keyword
• Partial keyword
• ParamArray keyword
• Private keyword
• Partial keyword
• Public keyword

This gives directives to the compiler to process the information before the beginning of the compilation.

VB.Net can be used for:

• Redesigning
• Gaming
• Communication
• Cross-platform
• Mobile applications