Here is alphabets : abcdefgh 1) how to reverse. as hgfedcba 2) after reversal, how to group them in a pair hg fe dc ba.

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What are variables c?

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there is two conditions , 1. while using for loop for printing 1 to 50 no's simulteneous 2. while using printf functios for printing 1 to 50 no's simulteneous with or without using variables who will take more time for compiling and execution? explain in details with reason?

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why in C,C++'s int size is 2 byte and .net(c#) int Size is 4 byte?

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24.what is a void pointer? 25.why arithmetic operation can’t be performed on a void pointer? 26.differentiate between const char *a; char *const a; and char const *a; 27.compare array with pointer? 28.what is a NULL pointer? 29.what does ‘segmentation violation’ mean? 30.what does ‘Bus Error’ mean? 31.Define function pointers? 32.How do you initialize function pointers? Give an example? 33.where can function pointers be used?

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What’s a signal? Explain what do I use signals for?

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when user give a number it multiply with 9 without useing '+' and '*' oprator

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What does 2n 4c mean?

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Explain why c is faster than c++?

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If we give two names then this displays the connection between the two people. It is nothing but flames game

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Why c is procedure oriented?

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Explain how does free() know explain how much memory to release?

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