What is difference between structure and union in c programming?

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How can I dynamically allocate arrays?

0 Answers  

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write a C program: To search a file any word which starts with ?a?. If the word following this ?a? starts with a vowel.Then replace this ?a? with ?a? with ?an?. redirect with the output onto an output file.The source file and destination file are specified by the user int the command line.

0 Answers   Subex,

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How many identifiers are there in c?

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Struct(s) { int a; long b; } Union (u) {int a; long b; } Print sizeof(s)and sizeof(u) if sizeof(int)=4 and sizeof(long)=4

2 Answers   Mascot,

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const char * char * const What is the differnce between the above tow?.

6 Answers   Ramco, TCS,

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Why functions are used in c?

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int main() { int i=1; switch(i) { case '1': printf("hello"); break; case 1: printf("Hi"); break; case 49: printf("Good Morning"); break; } return 0; }

3 Answers  

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What are the preprocessors?

9 Answers   HP,

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accept character from keyboard untill the user presses the enter key.If the user enters any character other than upper case(A-Z)alphabets program should stop taking any input

1 Answers  

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Why do we use pointer to pointer in c?

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True or false: If you continuously increment a variable, it will become negative? 1) True 2) False 3) It depends on the variable type

7 Answers  

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