Question: A. The ______ occurs in first-come-first-served scheduling when a process with a long CPU burst occupies the CPU. A. waiting time B. system-contention scope C.
A.
The ______ occurs in first-come-first-served scheduling when a process with a long CPU burst occupies the CPU.
| A. | waiting time | |
| B. | system-contention scope | |
| C. | convoy effect | |
| D. | dispatch latency |
B.
An I/O-bound program has ___
| A. | many very long CPU bursts | |
| B. | a few short CPU bursts | |
| C. | many very short CPU bursts | |
| D. | a few long CPU bursts |
C.
A CPU-bound program has ___
| A. | a few long CPU bursts | |
| B. | many very long CPU bursts | |
| C. | a few short CPU bursts | |
| D. | many very short CPU bursts |
D.
Which one of the following CPU scheduling decision is nonpreemptive?
| A. | Switches from waiting to ready | |
| B. | None of the above | |
| C. | Switches from running to ready state | |
| D. | Switches from running to waiting state |
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