C# Control Statements and Expressions Interview Questions - 1

Question: 1

What is called compound statement?

A group of statements enclosed within the curly braces comprises a block. It is also known as compound statement.

Question: 2

What is the use of lock statement?

The lock statement is used to implement the mechanism of mutual exclusion of critical sections.

An object is locked until it completes the execution of its embedded statement and then the lock is released.

Question: 3

What is called fall through in C#?

In the absence of the break statement in a case block, and the control move to the next case block without any problem then it is called as fall through.

C# does not permit the fall through. Where as C, C++, Java permits.

Question: 4

What is for each statement in C#?

The for each statement is similar to the for statement but implemented differently.

It is used to enumerate the contents of a collection such as array, list, and hash table.

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