can you explain in brief what is "r+" mode in a file... i know that it si used to read and modify rhe existing content.... but explalanation about the file pointer in "r+" mode i wann to know???????????

2 Answers   Cognizant,

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Write a program to swap two numbers without using a temporary variable?

0 Answers   Infosys,

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How many main () function we can have in a project?

0 Answers  

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suppose there are five integers write a program to find larger among them without using if- else

2 Answers  

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What's a "sequence point"?

3 Answers  

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What are the rules for the identifier?

0 Answers  

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How is a macro different from a function?

0 Answers   Tech Mahindra,

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What is structure in c definition?

0 Answers  

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What is output of the following program ? main() { i = 1; printf("%d %d %d\n",i,i++,i++); }

9 Answers   CTS, Wipro,

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How do you initialize function pointers? Give an example?

3 Answers  

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the 'sizeof' operator reported a larger size than the calculated size for a structure type. What could be the reason?

0 Answers  

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which of the following shows the correct hierarchy of arithmetic operations in C a) (), **, * or/,+ or - b) (),**,*,/,+,- c) (),**,/,*,+,- d) (),/ or *,- or +

0 Answers  

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