To implement delegates, the necessary condition is?

Which of the following are true? 1) Int32.Parse() can only convert strings. 2) Convert.ToInt32() can take any class that implements IConvertible , and returns 0 when the argument is null.

Which of the following C# code snippets correctly copies the contents of one string into another?

Strings built using the String class are immutable, whereas those built using the StringBuilder class are mutable?

Which of the following best describes the correct usage of exception handling over conventional error handling approaches? a) Errors can be ignored but exceptions cannot be ignored. b) Exception handling allows separation of the program’s logic from the error handling logic, making software more reliable and maintainable. c) try – catch – finally structure allows guaranteed clean up in event of errors under all circumstances.

Choose the incorrect statement about delegates?

Given the following code: var result = 7/2; what will be the value of result?

If you have this in your configuration: What does the output look like for this code: var someSetting = ConfigurationManager.AppSettings['SomeSetting']; Console.WriteLine('SomeSetting is {0} and is of type {1}', someSetting, someSetting.GetType().Name);

In the context of (A | B) and (A || B), the (A || B) boolean evaluation is known as what?

What can lambda expressions be turned into by the C# compiler

Which of the following keywords is not reserved in C#