C Sharp Interview Questions
Questions Answers Views Company eMail

what is work of continue statement in C#?

3 3741

how to cleanup object that does not support dispose method? How to implement dispose for such scenarios?

ITC Infotech,

2 1827

boxing means converting value type to reference type and unboxing means converting reference type to value type.why we need boxing and unboxing?

Value Labs, General Mills,

3 4300

how to return morethan one value using out parameter in c#.net ; For Example : public int show(out int []a) { int []a={1,2,3,4,5}; return a[]; } we have to print all the values without using the Console.WriteLine statement;


1 2963

hi i m bhawna ,a student of mca want to know about what type of technical question has been asked in an interview of mnc's like HCL,TCS,WIPRO



What Is The Difference Between ViewState and SessionState?


1 4024

if you do have a stack overflow profile.what is your ranking?


1. What is lazy loading? 2. What is delay signing? 3. How to transfer view object to presenter in MVP? 4. How to create a generic class? 5. What is Ajax object? 6. What is explicit interface implementation? 7. I1, I2 interfaces have same methods (say PrintName) explicitly implemented in class C1. Now how to call PrintName method from I1? 8. I have a list of Customers. List the customer with maximum orders using LINQ.

Volvo, Aptron,

1 813

What is Partial class? What purpose we use it?


6 3890

What is Delay Signing?


1 3159

what is default accessibility for a class? what is difference b/w viewstate and controlstate? what is the default access specifier for a top level class which are not nested into other classes?

2 1608

Helo , Help Me , Help Me About : C# Windows Application - Network How To Manage IP Client's Accessiblity To The Internet Share concise Substitute , Minor ISA Server


hi, I am a begineer to c sharp. I have written a code for finding out prime numbers. Can anyone identify what are the flaws in my code. Kindly donot complex the code or present logic because i am new to c sharp and just started learning programming language.Thanks in advance. class Program { static void Main(string[] args) { int a,b=1; a = int.Parse(Console.ReadLine()); c= int.Parse(Console.ReadLine()); if (a % b == 0 && a % 2 != 0 && a % a == 0) Console.WriteLine(a); else if (a % b == 0 && a % 2 == 0) Console.WriteLine(a%2); Console.WriteLine("Number is not PRIME"); Console.ReadLine(); } } }

2 1476

There are a class A. Another class B derived from it. Now if I do A a = new B(); and B b = new B(); What will happen in both the statements. And what is the difference between these two statements.


3 3318

I created a class which is inherited from interface IDisposable. Now if I use object of this class with using keyword. Then How the dispose method will get call. Does garbage collector call it or some else.


2 3486

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Un-Answered Questions { C Sharp }

write code for inserting and updating recoards in sql server database using connected architecture & records shoulds displayed in grid view ( use c# )


how to insert the data from the grid view to database table though button click.pls send the answer to mail id suri1319@gmail.com


update data in an xml file which resides in solution itself, using silverlight 4.0


how to compare numbers and dispaly the largest ? *first thing I wanted to do is to input how many numbers to be compared *and then analyzed the largest then display it.


explain the nature of the assembly work?


how can one use hcl and c sharp together?


4. Describe the process when we send a request URL? And who is responsible for that?


What exactly happens when we debug and build the program?


Asha buys 16 Chocolates for rs 12 and 24 chocolates for rs 20, if she sold them 30 chocolates for rs 30 then what is the Gain/Loss percentage? Gain(700/19 %) Loss(700/19 %) Gain(500/19 %) Loss(500/19 %) If one person ate 100 grapes in 5 days and 6 more each day from starting, what was the no of grapes he ate on first day? 6 8 10 7 If seven men P, Q, R, S, T, U, V parked his car, P and Q something like that. 6 student J, K, L, M, N, O went for picnic in 2 batches, K and L have to go together, M and O do't go together, if O and L go in one batch then which of these combination will be wrong. Jmnp Jklo klop JKLO a boat can go upstream and down stream, if it goes 5/2 times of downstream at the speed of 6 kmph then what will be the speed of upstream? 15 KMPH 12 KMPH 10 KMPH 11 KMPH A, B, C, D, E sitting on a table, A sits 2 seat left from B and C sits 2 seat right from B then what will not be the combination ACDE


Write a console application and implement the ternary operator to decide whether the age a user entered after being prompted is allowed to vote or not(given that only citizens between 18 and 120 years only inclusive can vote). Use exception handling for non-numerical input.


what is be the overhead, if i use binary transmission. and will it be sent using xml text or how ?


what is .NET framework architecture ??


how to Create a datagridview control with check box column with 8rows in it, the maximum number of check boxes checked should be 3, when user checks the 4th corresponding message should be displayed and check box should be checked. User can uncheck the checked boxes Note: read-only property should not be used


2. What happened when BO object has been called?


what is main function of alternate teamplate of datalist?