C# Interview Questions

Program on 3d matrix using random function print the o/p in file.

Program on 3d matrix using random function print the o/p in file find the even,odd,prime numbers from above output file. please do needful help thank you

Use c# to turn on the 4th and 7th bits

Use c# to turn on the 4th and 7th bits of a said byte myflag, in which right most bit is first bit.Answer[flags] enum bitflags : byte { one = (1

Write a class in c# which get an action in its construction

Write a class in c# which get an action (parameter less delegate) in its construction and has a single public method ‘bool execute()’ which does following: 1. Execute the action only if no other thread is currently executing the action.2. If another thread is already executing, wait until thread finished...

Data grid

How dotnet works in the background when we fetch data from data base to the grid on the form?

How to invoke the run command in client system

How can I set formatting defaults to a chart's series, before populating data to the chart. For example for each chart there must be a different color for each name series like that. Is there any method...

How do I port "synchronized" functions from visual j++ to c#?

Original visual j++ code: public synchronized void run() {// function body}ported c# code: class c{public void run(){lock(this){// function body }}public static void main() {}}

From a versioning perspective, what are the drawbacks of extending an interface as opposed to extending a class?

With regard to versioning, interfaces are less flexible than classes. With a class, you can ship version 1 and then, in version 2, decide to add another method. As long as the method is not abstract (i.E., as long as you provide a default implementation of the method), any existing derived classes continue...

What optimizations does the c# compiler perform when you use the /optimize+ compiler option?

The following is a response from a developer on the c# compiler team: we get rid of unused locals (i.E., locals that are never read, even if assigned).We get rid of unreachable code.We get rid of try-catch w/ an empty try.We get rid of try-finally w/ an empty try (convert to normal code...).We get rid...

How can I create a process that is running a supplied native executable (e.G., cmd.Exe)?

The following code should run the executable and wait for it to exit before continuing: using system;using system.Diagnostics;public class processtest {public static void main(string[] args) {process p = process.Start(args[0]);p.Waitforexit();console.Writeline(args[0] + " exited.");}} remember to add...