Operating system questions answers io subsystem

 

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Operating system questions answers io subsystem

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Question 1
Which buffer holds the output for a device?
A
spool
B
output
C
status
D
magic


Question 2
Which one of the following connects high-speed high-bandwidth device to memory subsystem and CPU.
A
Expansion bus
B
PCI bus
C
SCSI bus
D
None of the mentioned


Question 3
I/O hardware contains .....
A
Bus
B
Controller
C
I/O port and its registers
D
All of the mentioned


Question 4
The host sets ..... bit when a command is available for the controller to execute.
A
write
B
status
C
command-ready
D
control


Question 5
Device drivers are implemented to interface .....
A
character devices
B
block devices
C
network devices
D
all of the mentioned


There are 5 questions to complete.

 

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