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 CS604 Quiz1 Operating System

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PostSubject: CS604 Quiz1 Operating System   Tue Jul 19, 2011 9:52 am

CS604 Quiz Operating System


1. The main characteristic of a Real time system is
a) Efficiency
b) Large Virtual Memory
c) Large secondary storage device
d) Usability


2. Command-line interpreter is also called __________ in some operating systems.
a) Kernel
b) Shell
c) Signal
d) API


3. I/O instructions are Privileged Instructions.
a) True
b) False


4. In Linux directory structure, there is ___________ root directory.
a) 1
b) 2
c) 3
d) 4


5. Utilities used for system administration (halt, ifconfig, fdisk, etc.) are stored in _____________ directory.
a) /dev
b) /boot
c) /lib
d) /sbin


6. rm and rmkdir commands are used to _____________ directory.
a) Create
b) Move
c) Remove
d) Modify


7. You can use the mv file1 file2 command to move ______________
a) file1 to file2.
b) file 2 to file 1
c) this command will not work for moving files
d) None of the option is correct.
e) Both option a and b are correct


8. Taking the CPU from one process and giving the CPU to another process is termed as
a) Context Switching
b) Dispatching
c) Swapping
d) Tracking


9. ___________ scheduler is also called Swapper.
a) Long term
b) Short term
c) Medium term
d) Swap space


10. In ________ communication the process which wants to communicate with the other process must explicitly name the recipient and the sender.
a) Direct
b) Indirect
c) Automatic
d) Self

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