Purpose of fflush() function - flushes all streams and specified streams

Q.  What is the purpose of fflush() function? (C programming)
- Published on 25 Jun 15

a. flushes all streams and specified streams.
b. flushes only specified stream.
c. flushes input/output buffer.
d. flushes file buffer.

ANSWER: flushes all streams and specified streams.
 
The fflush() function is used in the program which flushes the output buffer of a stream.

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