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1
GATE CSE 2001
MCQ (Single Correct Answer)
+2
-0.6
Consider a machine with 64 MB physical memory and a 32-bit virtual address space. If the page size is 4KB, what is the approximate size of the page table?
A
16 M
B
8 MB
C
2 MB
D
24 MB
2
GATE CSE 2000
MCQ (Single Correct Answer)
+2
-0.6
Suppose the time to service a page fault is on the average $$10$$ milliseconds, while a memory access takes $$1$$ microsecond. Then a $$99.99$$% hit ratio results in average memory access time of.
A
$$1.9999$$ milliseconds
B
$$1$$ millisecond
C
$$9.999$$ microseconds
D
$$1.9999$$ microseconds
3
GATE CSE 1999
MCQ (More than One Correct Answer)
+2
-0
Which of the following is/are advantage of virtual memory?
A
Faster access to memory on an average.
B
Processes can be given protected address spaces.
C
Linker can assign addresses independent of where the program will be loaded in physical memory.
D
Programs larger than the physical memory size can be run.
4
GATE CSE 1998
MCQ (Single Correct Answer)
+2
-0.6
The overlay tree for a program is as shown below: GATE CSE 1998 Operating Systems - Memory Management Question 59 English

What will be the size of the partition (in physical memory) required to load (and run) this program?

A
$$12$$ $$KB$$
B
$$14$$ $$KB$$
C
$$10$$ $$KB$$
D
$$8$$ $$KB$$
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