34.what are bitwise shift operators? 35.what are bit fields? What is the use o

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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34.what are bitwise shift operators? 35.what are bit fields? What is the use of bit fields in a s..

Answer / 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..

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34.what are bitwise shift operators? 35.what are bit fields? What is the use of bit fields in a s..

Answer / snvs.narayana

43.prefix operator increase and then use value.
post fix operator use the value and then increase.

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34.what are bitwise shift operators? 35.what are bit fields? What is the use of bit fields in a s..

Answer / prakash

43.postfix unary increment operator is assume the given
number and then add with one number to the given variable or
integer and display with the output .but prefix unary
increment operator is first add with one number t o given
variable or integer and display with the output

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