What is calloc malloc realloc in c?

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What are the key features in c programming language?

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34.what are bitwise shift operators? 35.what are bit fields? What is the use of bit fields in a structure declaration? 36.what is the size of an integer variable? 37.what are the files which are automatically opened when a c file is executed? 38.what is the little endian and big endian? 39.what is the use of fflush() function? 40.what is the difference between exit() and _exit() functions? 41.where does malloc() function get the memory? 42.what is the difference between malloc() and calloc() function? 43.what is the difference between postfix and prefix unary increment operators?

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what is op? for(c=0;c=1000;c++) printf("%c",c);

21 Answers   Trigent,

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Reverse the part of the number which is present from position i to j. Print the new number.[without using the array] eg: num=789876 i=2 j=5 778986

2 Answers  

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Explain about the constants which help in debugging?

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What is function what are the types of function?

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read a number & print all its devisors using c-program?

3 Answers  

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what is the self-referential structure?

1 Answers  

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what is the use of a array in c

6 Answers  

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Explain what is the concatenation operator?

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Write a c program to build a heap method using Pointer to function and pointer to structure ?

0 Answers   Wipro,

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