Q774
What is the output of this program? #include #include int main() pid_t fd; char ch; int count; fd = open("demo.c",O_RDONLY); do count = read(fd,&ch,1); printf("%c",ch); while(count); return 0;
A.
it will print nothing
B.
it will print the source code of the source file "demo.c"
AnswerC.
segmentation fault
D.
none of the mentioned
Answer: Option B
Solution
Answer: Option B
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