Explain #pragma statements.

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How can I implement opaque (abstract) data types in C? What's the difference between these two declarations? struct x1 { ... }; typedef struct { ... } x2;

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Write a program using bitwise operators to invert even bits of a given number.

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Do you know what are bitwise shift operators in c programming?

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write a program which the o/p should b in such a way that s triangle if I/p is 3,a Square/rectangle if I/P=4,a pentagon if I/P=5 and so on...forget about the I/P which is less than 3

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An instruction which is analysed and acted upon by the processor prior to the compiler going its work a) directive b) constructive c) constant d) absolute mode

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what is a void pointer?

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Write a program to generate prime factors of a given integer?

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What is c basic?

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Write a program to check whether a number is prime or not using c?

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What does %c do in c?

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Are local variables initialized to zero by default in c?

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