Operating systems concept MCQ Test 8

By | October 3, 2017
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UGC-NET/GATE Multiple Choice Questions for Operating System.

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Question 1
Which of the following need not necessarily be saved on a context switch between processes ? (GATE CS 2000)
A
General purpose registers
B
Translation look-aside buffer
C
Program counter
D
all of the above
Question 2
A Processor
A
is a device that performs a sequence of operations specified by instructions in memory.
B
is a sequence of instructions
C
is typically characterized by interactive processing and time of the CPU's time to allow quick response to each user.
D
None of the above
Question 3
An algorithm is best described as
A
A step by step procedure for solving a problem
B
A branch of mathematics
C
All of the above
D
None of the above
Question 4
Memory
A
is the device where information is stored
B
is a sequence of instructions
C
is typically characterized by interactive processing and time-slicing of the CPU's time to allow quick response to each user.
D
None of the above
Question 5
An incremental backup
A
uses more tapes
B
saves all files
C
saves only files that have recently changed
D
None of the above
Question 6
In UNI,X the set of masked signals can be set or cleared using the ........ function.
A
sigmask
B
sigmaskproc
C
sigprocmask
D
sigproc
Question 7
The ........ can be turned off by the CPU before the execution of critical instruction sequences that must not be interrupted.
A
nonmaskable interrupt
B
blocked interrupt
C
maskable interrupt
D
none of the above
Question 8
Multimedia files stored on a remote server are delivered to a client across the network using a technique known as :
A
download
B
streaming
C
flowing
D
leaking
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