What is the use of LIB file?

A LIB file contains a library of information used by a specific program. It may store a variety of information, which may include functions and constants referenced by a program or actual objects, such as text clippings, images, or other media.

What is a C++ lib file?

lib file contains all the code and data for the library. The linker then identifies the bits it needs and puts them in the final executable. For a dynamic library, the . lib file contains a list of the exported functions and data elements from the library, and information about which DLL they came from.

Why do we need library in C++?

The C++ Standard Library provides several generic containers, functions to use and manipulate these containers, function objects, generic strings and streams (including interactive and file I/O), support for some language features, and functions for everyday tasks such as finding the square root of a number.

What is the difference between DLL and lib?

LIB is a static library where functions and procedures can be placed and called as the application is being compiled. A DLL or Dynamic Link Library does the same function but is dynamic in a sense that the application can call these libraries during run-time and not during the compilation.

What is linker C++?

Linker is a program in a system which helps to link a object modules of program into a single object file. It performs the process of linking. Linker are also called link editors. It takes object modules from assembler as input and forms an executable file as output for loader.

What is the difference between .c and .h files?

h files are header files that are prewritten for our compiler. c files are our C source code files in which our code is written and are created by the user. Actually users can also create his/her own header files by writing the code in a text file and saving it with an extension .