C# Interview Archives - Coding Sharp

Tag: C# Interview

SQL Server Interview Question and answers

SQL Server
If you are going for an SQL Server Interview or .Net interview then you need to refer below list of questions. Below question and answer will give you a break through. Here I have prepare some simple and tricky questions for SQL Server which will really help you to go through the interview. 1. What is the difference between clustered and a non-clustered index? - Clustered index is the physical index, It reorders the records physically in the table while storing the data. - Non-Clustered index is the logical index, It does not reorders the data into table, it's just set the logical order of the index. 2. What is the difference between UNION and UNIONALL in SQL Server? - Union and Union All both are used in select statement, Union will remove the duplicate rows from the final result s...
Interview Questions and Answers for ASP.NET MVC

Interview Questions and Answers for ASP.NET MVC

Asp.Net MVC, C# Interview
Nova days ASP.NET MVC is getting more and more popular. ASP.NET MVC has a very good feature called Modal-View-Controller architecture so it is more popular. In this article we will see the some Question and Answer for ASP.NET MVC which will help you to make your asp.net mvc concept clear in short time. We will keep posting more and more article in this interview series so this will be your unique place to find interview related questions answer. Now let's start some important interview question answer related to ASP.NET MVC. 1. What is ASP.NET MVC ? Most commonly asked question in the interview, ASP.NET MVC is an architectural pattern which separates the UI and code. Mainly it's divided into 3 Parts Model, View and Controller. -Model : Model is a real word object, (Database table) ...
Explore the Use of System.Environment Class

Explore the Use of System.Environment Class

Asp.Net, Asp.Net MVC, C# Interview, C#.Net
System.Environment class can not be inherited. It provides valuable information about current platform and environment of the system. It uses to retrieve environment variable settings, version of the CLR and call stack contents etc. It has various methods and property to get the useful information about current working environment. Lets have a look on some of most used properties. Get the Machine Name - To Get the current system's machine name we can use MachineName property of Environment class. For example : Console.WriteLine("Machine Name :" + Environment.MachineName); Get the Current Working Directory - To Get the current working directory we can use CurrentDirectory property of Environment class. For example : Console.WriteLine("Current Directory :" + Environme...
What is the Difference between Build, Rebuild and Clean in Visual Studio?

What is the Difference between Build, Rebuild and Clean in Visual Studio?

Asp.Net, Asp.Net MVC, C# Interview, C#.Net, Difference
If you are a Microsoft Asp.Net Developer then usually you came across this words like Build, Rebuild and Clean. This article gives you explanation about Difference between Build, Rebuild and Clean If you are using Visual studio you might have question that what is difference between Build, Rebuild and Clean ? here we are going to understand the diversity between them. Build Solution : When we build any solution then Visual studio will build/compile all assemblies (Dlls and EXE's) that are changed, it is basically incremental or partial process in which only CHANGED assemblies are compiled if there is no changed assemblies it won't get build Rebuild Solution: It is full compiled case, in which all assemblies (either changed or not) are deleted and recompiled again, irrespect...
Difference between .Net DLL and Normal DLL file

Difference between .Net DLL and Normal DLL file

Asp.Net, Asp.Net MVC, C# Interview, C#.Net, Difference
DLL is stands for Dynamic Link Library. DLL is a file format which holds multiple codes and procedures for windows applications. Generally DLL files are created so that multiple application can use it at the same time. It has common code which may be used by multiple programs so it can reduce the disk space, load faster and consume less memory. DLLs can be converted to static libraries by using MSIL (Microsoft Intermediate Language) diassempler. It is very similar to .EXE file but it can not be execute directly like EXE, but holds same information like code, data and resources. What is .NET dll file? When we create a .NET DLL or Assemply in .Net Languages like VB.Net or C#.Net it will create a Managed Assembly. Managed Assembly is the component standard specified by Microsoft .Net. S...
What are the Differences between the Debug class and Trace class?

What are the Differences between the Debug class and Trace class?

Asp.Net, Asp.Net MVC, C# Interview, C#.Net, Difference
Debug and Trace both classes are included in Systems.Diagnostics namespace and have very similar methods. The main difference is that call to Debug class is included in Debug mode only while call to Trace class will be included in Debug as well as Release mode also. So in short we can say it is advisable to use Debug at the time of application development, while Trace option is used at the time of application deployment, like we can trace any error and write it into log files etc. What is the differences between a Debug and Release build? When we are building any .Net project there are two configuration we can select 1 is Debug and another is for Release, While we are developing an application default mode is Debug and programmers keeps is Debug mode for debugging code step by ste...
C# interview question answers

C# interview question answers

C# Interview
Q-1: Which of the following statement is true? a. try block must be followed by catch and finally block both. b. try block must be followed by catch or finally block or both. c. try block cannot include another try block. d. All of the above. Correct Answer: (b) try block must be followed by catch or finally block or both. Q-2: Which of the following datatype can be used with enum? a. Int b. String c. Boolean 4. All of the above Correct Answer: (a) Int Q-3: A partial class allows ________ a. Implementation of single class in multiple .cs files. b. Declaration of multiple classes in a single .cs file. c. Implementation of multiple interfaces to single class. d. Multiple class inheritance. Correct Answer: (a) Implementation of single class in multiple .cs files. ...