Operating System
Q1.
Virtual Memory is:
a) An extremely large
main memory
b) An extremely large
secondary memory.
c)
An illusion of an extremely large memory.
d) None of The Above
Q2.
Overlay is:
a) A part of an
operating system
b)
A single contiguous memory that is used in olden days for running large
programs
by swapping
c) Overloading the
system with many user files
d) None of The Above
Q3.
Concurrent Process are:
a) process that do not
overlap in time
b)
process that overlap in time
c) process that are
executed by a processor at the same time
d) None of The Above
Q4.
Fragmentation is:
a) Dividing the
secondary memory into equal sized fragments
b) Fragments of memory
words used in a page
c)
Fragments of memory words unused in a page
d) None of The Above
Q5.
Critical Region is:
a)
a set of instructions that access common shared resources which exclude one
another in time
b) the portion of the
main memory which can be accessed only by one process at a time.
c) Both of The Above
d) None of The Above
Q6
Kernel is:
a) Considered as the
critical part of the operating system
b) The software which
monitors the operating system
c)
the set of primitive functions upon which the rest of operating systems
functions
are
built up
d) None of The Above
Q7.
Necessary conditions for deadlock are:
a) Non preemptive and
circular wait
b) Mutual exclusion and
partial allocation
c)
Both of The Above
d) None of The Above
Q8.
Supervisor call:
a) it is call made by
the supervisor of the system
b)
are privileged calls that are used to perform resource management functions,
which
are controlled by the operating system
c) is a call made by
someone working in root directory
d) None of The Above
Q9.
Mutual exclusion problem occurs between:
a)
processes that share resources
b) processes that do not
use the same resources
c) two disjoint
processes that do not interact
d) None of The Above
Q10.
Sector interleaving in disks is done by:
a) the disk manufacturer
b) the disk controller
cord
c)
the operating system
d) None of The Above
Q11.
Memory:
a) is an device that
performs a sequence of operations specified by instructions in memory
b) is a sequence of
instructions
c)
is the device where information is stored
d) None of The Above
Q12.
A program:
a) is a device that
performs a sequence of operations specified by instructions in memory
b)
is a sequence of instructions
c) is the device where
information is stored
d) None of The Above
Q13.
A processor:
a)
is a device that performs a sequence of operations specified by instructions in
memory
b) is the device where
information is stored
c) is a sequence
instructions only
d) None of The Above
Q14 Assembler is:
a) a program that places
programs into memory and prepares them for execution
b)
a program that automate the translation of assembly language into machine
language
c) is a program that
appears to execute a source program as if it were machine language
d) None of The Above
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