wat are the two methods for swapping two numbers without using temp variable??

2 Answers  

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What is typeof in c?

0 Answers  

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Give a one-line C expression to test whether a number is a power of 2. [No loops allowed - it's a simple test.]

0 Answers  

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What is volatile

2 Answers  

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Why is C called a middle-level language?

1 Answers  

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Can a function be forced to be inline? Also, give a comparison between inline function and the C macro?

0 Answers   Genpact,

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every function has return the value?

1 Answers  

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What is the use of volatile?

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main() { FILE *fs; char c[10]; fs = fopen(“source.txt”, ”r”); /* source.txt exists and contains “Vector Institute” */ fseek(fs,0,SEEK_END); fseek(fs,-3L,SEEK_CUR); fgets(c,5,fs); puts(c); }

1 Answers   Vector,

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Why is void main used?

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why programs in c are running with out #include<stdio.h>? some warnings are display in terminal but we execute the program we get answer why? eg: main() { printf("hello world "); }

0 Answers  

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Is the exit() function same as the return statement? Explain.

0 Answers   Agilent, ZS Associates,

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