Answer Posted / devvv

main function is a basic in c programming
language.generally main is written first.but when executing
modular programs ,to avoid prototyping, other functions
are written first.so main can be written anywhere in a
program.but atleast one of the other functions must be
declared in main.

Do string constants represent numerical values?

1139

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What is unsigned int in c?

745

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What is const volatile variable in c?

787

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What are the advantages of using Unions?

849

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Do variables need to be initialized?

807

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How can a string be converted to a number?

751

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main use of recursive function a) processing speed high b) reduce program length/reduce repeated statements c) if you do not, use iterative methods like, for, while or do-while d) all the above

859

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What is c mainly used for?

819

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Should I use symbolic names like true and false for boolean constants, or plain 1 and 0?

816

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How do you construct an increment statement or decrement statement in C?

993

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What is null in c?

754

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Once I have used freopen, how can I get the original stdout (or stdin) back?

833

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Why is c platform dependent?

805

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What are the output(s) for the following ? #include char *f() {char *s=malloc(8); strcpy(s,"goodbye")} main() { char *f(); printf("%c",*f()='A'); }

937

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Explain bit masking in c?

903

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