Explain what happens if you free a pointer twice?
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What is the benefit of using an enum rather than a #define constant?
How can I increase the allowable number of simultaneously open files?
what is the associativity of bitwise OR operator?
When do you not use the keyword 'return' when defining a function a) Always b) Never c) When the function returns void d) dfd
which one is better structure or union?(other than the space occupied )
what is the use of operator ^ in C ? and how it works?
An arrangement of information in memory in such a way that it can be easily accessed and processed by a programming language a) string b) data structure c) pointers d) array
What are the types of functions in c?
How would you use the functions fseek(), freed(), fwrite() and ftell()?
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What is signed and unsigned?
what is the hexidecimal number of 4100?
in C-programming language without using printf statement can we get output r not ? if yes how and if no also how ?