VB Interview Questions – Part 1

VB Interview Questions – Part 1

What is VB.NET?  

VB.NET is windows based programming language. Mainly it supports OOPs concepts.

VB Interview Questions

What is the base class of .NET?

System.Object

VB Interview Questions

What is the difference between NameSpace and Assembly?

Namespace is a collection of different classes. Assembly is the basic building block of the .NET framework.

VB Interview Questions

What is an application server?

Application server is a software engine the serves the applications in client computers and devices. Your server code is runs by the application server.

VB Interview Questions

What is a base class and derived class?

A class is a template for creating an object. The class from which other classes derive fundamental functionality is called a base class. For e.g. If Class A derives from Class B, then Class B is a base class.

The class which derives functions from a base class is called a derived class. If Class A derives from Class B, then Class A is a derived class.

VB Interview Questions

Compare C# and VB

VB.NET means Visual Basic.NET. It’s an OOP’s language. VB.NET is a .NET version of Visual Basic programming language. VB.NET uses CLR for program execution. According to Microsoft VB.NET was re-engineered rather than released as Visual Basic 6.0 with some add-ons.

C# is an Object Oriented Programming language from Microsoft that mainly combines the computing power of C++ with the programming ease of Visual Basic. C# is mainly based on C++. The most recent version is C#4.0. C# language is simple, modern, general-purpose, object-oriented language. Timer is a control available in Visual C#.NET

VB Interview Questions

What is Intermediate Language?

Microsoft Intermediate Language (MSIL or IL) is the CPU – independent instruction in which .NET framework programs are compiled.

VB Interview Questions

What is common language runtime?

Common Language Runtime (CLR) which provide an environment for the program to the executed.

VB Interview Questions

What is common language specification?

Common language specification is a set of constructs and constraints that serves as helper for library and compiler writers.

VB Interview Questions

How to assign font to label at runtime?

label1.font.size = 12
label1.font.name = broadway

VB Interview Questions

What is early binding and late binding?

Early binding is Calling a non-virtual method, decided at a compile time. Calling a virtual method is decided at a runtime is known as late binding.

VB Interview Questions

What is fix?

Fix is a function available in VB, which returns integer part of the number.

VB Interview Questions

What is the difference between private and shared assembly?

Private assembly is used inside an application only and does not have to be identified by a strong name.
Shared assembly can be used by multiple applications and has to have a strong name.

VB Interview Questions

What is an Assembly?

Assembly is the basic building block of the .NET framework.

VB Interview Questions

 

Advantages of Assembly

High performance, better code management and encapsulation and also introduces n-tier concept and business logic.

VB Interview Questions

Difference between mid function and mid statement

Mid function returns the character and mid statement replaces the character.

VB Interview Questions

What is Code Access Security?

Code Access Security is a part of the .NET security model, which explains whether the piece of the code is able to run or not.

VB Interview Questions

ScrollBar control in VB

Scrollbar control is used scroll the content in horizontal or vertical direction. Many controls have builtin scrollbar.

VB Interview Questions

MDI form

MDI means Multiple Document Interface which can display multiple child form inside the parent form.

VB Interview Questions

DateTimePicker

DateTimePicker control is used to select and add date and time to our application.

VB Interview Questions