Basic C test

What is the correct way to declare a variable in C?

Which symbol is used to end a statement in C?

What is the output of 'printf("Hello World");' in C?

Which of the following is a valid function declaration in C?

What data type is used for decimal numbers in C?

How do you write a comment in C?

Which of the following is a loop in C?

What is the correct way to include a library in C?

What is the main function in a C program?

Which operator is used for addition in C?