Answer Posted / abhishek sharma

unsigned int is_power_of_2(unsigned int x)
{
return (x != 0) && ((x & (x - 1)) == 0);
}

Explain how do you search data in a data file using random access method?

687

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What is the time and space complexities of merge sort and when is it preferred over quick sort?

668

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What is the difference between abs() and fabs() functions?

599

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Explain how can I make sure that my program is the only one accessing a file?

614

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What is %lu in c?

674

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Is array name a pointer?

599

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What are the types of i/o functions?

673

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When a c file is executed there are many files that are automatically opened what are they files?

586

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write a program to find out prime number using sieve case?

1631

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584

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What are pointers in C? Give an example where to illustrate their significance.

744

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561

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Explain the use of bit fieild.

702

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Is c procedural or functional?

580

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What are categories used for in c?

560

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