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Component which are used in 2nd layer

What are the different types of component parts which are used in 2nd layer?

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There are of 4 different types of component parts that are used in 2nd layer:

a.    Kernel32.DLL: It allows the system-related functions which comprises Win32 API coding.

b.    Kernel32.DLL also consist of the wrappers which are placed around the lower-level of NTDLL functions.

c.    This can also provide the functionality for National Language Support (NLS) to handle the system in case NTDLL is not present.

d.    Advapi32.DLL: Advapi32.DLL consists of the functions which are related to that of the system such as registry and the service handlers.

e.    Gdi32.DLL: Gdi32.DLL consists of the basic functions which are used for drawings and to draw other shapes which are simple and can be manipulated on the display.

f.    user32.DLL:    user32.DLL consists of the functions which provide easy to use user-interface in Windows programming.

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