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?
Answer Posted / arthy
39. fflush() is a function used to refresh the buffer in
case of files..
once fflush() function is executed all the contents in the
buffer are put into the specific files and the buffer is
emptied..
Is This Answer Correct ? | 5 Yes | 0 No |
Post New Answer View All Answers
What is difference between union and structure in c?
What is this pointer in c plus plus?
How many parameters should a function have?
What are dangling pointers in c?
Explain two-dimensional array.
what is ur strangth & weekness
Can a variable be both static and volatile in c?
What is the difference between a string and an array?
a function gets called when the function name is followed by a a) semicolon (;) b) period(.) c) ! d) none of the above
what is uses of .net
What happens if header file is included twice?
Write a function which takes as parameters one regular expression(only ? and * are the special characters) and a string and returns whether the string matched the regular expression.
Do you know the difference between exit() and _exit() function in c?
What is struct node in c?
Explain the priority queues?