Multiple Choice
An asynchronous call___________
A) returns immediately, without waiting for the i/o to complete
B) does not return immediately and waits for the i/o to complete
C) consumes a lot of time
D) is too slow
Correct Answer:

Verified
Correct Answer:
Verified
Q12: If the number of cycles spent busy
Q13: Which binary format is supported by linux?<br>A)a.out<br>B)elf<br>C)both
Q14: Caching is_ spooling.<br>A)same as<br>B)not the same as<br>C)all of
Q15: Spooling_<br>A)holds a copy of the data<br>B)is fast
Q16: Caching_<br>A)holds a copy of the data<br>B)is fast
Q18: In polling_<br>A)busy - wait cycles wait for
Q19: The kernel data structures include<br>A)process table<br>B)open file
Q20: What is a dedicated device?<br>A)opposite to a
Q21: A non blocking system call<br>A)halts the execution
Q22: The first process launched by the linux