What functions are used for dynamic memory allocation in C language?

What is the difference between malloc() and calloc()?

What is a union?

What is an auto keyword in C

What is the purpose of sprintf() function?

Can we compile a program without main() function?

What is a token?

What is C++?

What are the advantages of C++?

What is the difference between C and C++?

What is the difference between reference and pointer?