Exercise: Operating Systems Concepts

Questions for: Operating Systems Concepts

Seeks analysis
A:
is used for analyzing paging problems
B:
is used for analyzing device busy problems
C:
is used for analyzing control-unit busy problems
D:
is only shown on real-time displays
Answer: B
No answer description is available. Let's discuss.
The CPU, after receiving an interrupt from an I/O device
A:
halts for a predetermined time
B:
hands over control of address bus and data bus to the interrupting device
C:
branches off to the interrupt service routine immediately
D:
branches off to the interrupt service routine after completion of the current instruction
Answer: D
No answer description is available. Let's discuss.
Most of the microcomputer's operating systems like Apple DOS, MS DOS and PC DOS etc. are called disk operating systems because
A:
they are memory resident
B:
they are initially stored on disk
C:
they are available on magnetic tapes
D:
they are partly in primary memory and partly on disk
Answer: B
No answer description is available. Let's discuss.
Producer consumer problem can be solved using
A:
semaphores
B:
event counters
C:
monitors
D:
all of the above
Answer: D
No answer description is available. Let's discuss.
Which of the following is false about disk when compared to main memory?
A:
non-volatile
B:
longer storage capacity
C:
lower price per bit
D:
faster
Answer: D
No answer description is available. Let's discuss.
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