In System.Collections.Generic.Queue, what method is used to RETRIEVE, but NOT REMOVE, the item at the beginning of the queue?

How much memory is allocated for type of uint

A local variable in a method of a class can be declared volatile.

What will be the output of the following code ? void Main() { int? x = null; int y = x ?? -1; Console.WriteLine(y); }

Which option is an Reference type?

Which namespace is required to use Generic List?

Which of the following code snippets for catch shows a better way of handling an exception? 1. catch (Exception exc) {    throw exc; } 2. catch (Exception exc) {     throw; }

What is the purpose of the vshost.exe file in Visual Studio?

Which of the following is the correct way to perform a LINQ query on a DataTable object?

What will be the output of the following Main program in a C# console application (Assume required namespaces are included)? static void Main(string[] args) { string Invalid = '$am$it$'; string sResult = Invalid.Trim(new char[]{'$'}); Console.WriteLine(sResult); Console.ReadLine(); }

Which of the following is the correct way to implement deep copying of an object in C#?