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Yes, x can be changed by system without compilers knowledge, but x cant be modified by program explicitly, and xs scope is limited to that file if x is declared

Outside a function, if it is inside its value will be retained between function calls.

This variable will be stored in data section.

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Related Blog Items

• Constant and Volatile
• C/C++ Questions asked in various job interviews
• What's the difference between "const X* p", "X* const p" and "const X* const p"?
• Advanced Test in C: The 0x0A Best Questions for C Programmers
• How is "const correctness" related to ordinary type safety?

This entry was written by ponnada and posted on November 4, 2006 at 11:01 am and filed under C Tidbits, Types, Declarations & Expressions. Bookmark the permalink. Follow any comments here with the RSS feed for this post. Post a comment or leave a trackback: Trackback URL.