Question

Explain Primary functions. Mention their types and explain any two types.

Answer 1

Answer:

There are two types of functions in C The system provided these functions and stored in the library. Therefore it is also called Library Functions. e.g. scanf(), printf(), strcpy, strlwr, strcmp, strlen, strcat etc. To use these functions, you just need to include the appropriate C header files.

Answer 2

computer science, a function type (or arrow type or exponential) is the type of a variable or parameter to which a function has or can be assigned, or an argument or result type of a higher-order function taking or returning a function. ... The class of such maps or functions is called the exponential object