Answer Posted / naveena

header file is a file containing C declarations and macro
definitions to be shared between several source files

How is a null pointer different from a dangling pointer?

1028

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How is null defined in c?

1156

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What does a derived class inherit from a base class a) Only the Public members of the base class b) Only the Protected members of the base class c) Both the Public and the Protected members of the base class d) .c file

1115

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What is the value of a[3] if integer a[] = {5,4,3,2,1}?

1087

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Is it possible to execute code even after the program exits the main() function?

1342

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Explain 'bit masking'?

1088

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Is anything faster than c?

1014

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What is string function in c?

983

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Difference between strcpy() and memcpy() function?

1145

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What is extern c used for?

1061

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Why main function is special give two reasons?

1542

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What is the use of linkage in c language?

1062

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How do we make a global variable accessible across files? Explain the extern keyword?

1882

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What does calloc stand for?

1159

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How are structure passing and returning implemented?

1035

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