A global variable when referred to in another file is declared as this a) local variable b) external variable c) constant d) pointers

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what is the difference between strcpy() and memcpy() function?

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Explain Doubly Linked Lists?

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What is the symbol indicated the c-preprocessor?

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Is c an object oriented programming language?

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Is both getch() and getchar() functions are similar? if it is similar means why these two functions are used for same usage? if it is not similar means what is the difference?

1 Answers   Infosys,

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any function have arguments one or more OR not . it is compulsary a) any function compulsary have one or more arguments b) any function did not have arguments. It is not compulsary c) it is optional it is not compulsary d) none of the above

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whenever a question is posted in a particular category in allinterview.com, Is there any facility to receive an indication mail. For eg: I need to receive an indication email, whenever a question is posted under the category “C Langauage”.

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Write a program that his output * *** *****

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Why we use void main in c?

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What is the Purpose of 'extern' keyword in a function declaration?

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List some of the static data structures in C?

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