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OS Memory Management
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OS Memory Management
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OS Memory Management
Swap space is allocated ____________
as a chunk of disk
separate from a file system
into a file system
all of the mentioned
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OS Memory Management
If execution time binding is being used, then a process ______ be swapped to a different memory space.
has to be
can never
must
may
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OS Memory Management
What is Address Binding?
going to an address in memory
locating an address with the help of another address
binding two addresses together to form a new address in a different memory space
a mapping from one address space to another
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OS Memory Management
The protection bit is 0/1 based on ____________
write only
read only
read – write
none of the mentioned
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OS Memory Management
In fixed size partition, the degree of multiprogramming is bounded by ___________
the number of partitions
the CPU utilization
the memory size
all of the mentioned
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rikazzz
Comment
OS Memory Management
A solution to the problem of external fragmentation is ____________
compaction
larger memory space
smaller memory space
none of the mentioned
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rikazzz
Comment
OS Memory Management
When the entries in the segment tables of two different processes point to the same physical location ____________
the segments are invalid
the processes get blocked
segments are shared
all of the mentioned
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Comment
OS Memory Management
The main memory accommodates ____________
operating system
cpu
user processes
all of the mentioned
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Comment
OS Memory Management
Time taken in memory access through PTBR is ____________
extended by a factor of 3
extended by a factor of 2
slowed by a factor of 3
slowed by a factor of 2
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rikazzz
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OS Memory Management
The backing store is generally a ____________
fast disk
disk large enough to accommodate copies of all memory images for all users
disk to provide direct access to the memory images
all of the mentioned
Author:
rikazzz
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