what is static and dynamic linking [duplicate]

This question already has answers here: 开发者_开发技巧 Closed 12 years ago.

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Static linking vs dynamic linking

Hi ,

please become free me in this confusion

1 ) what is the *static and dynamic linking ? * and static and dynamic library ?

2) is there any kind of interaction these two things ?

3) static library linking as static and dynamic library linking dynamically -- Rate ?

it may good the answer based on Objective-c

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Static linking adds libraries to your executable at compile time. Dynamic linking adds them at run time. More info: http://en.wikipedia.org/wiki/Library_(computing)#Types