Computer Organization & Architecture (3140707) MCQs

MCQs of Memory Organization

Showing 1 to 10 out of 45 Questions
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1.
The memory unit that communicates directly with the CPU is called ___________.
(a) main memory
(b) auxiliary memory
(c) cache memory
(d) virtual memory
Answer:

Option (a)

2.
Devices that provide backup storage are called ____________.
(a) cache memory
(b) virtual memory
(c) auxiliary memory
(d) main memory
Answer:

Option (c)

3.
Which memory stores the binary information in the form of electric charges that are applied to capacitors?
(a) Static RAM
(b) Dynamic RAM
(c) PROM
(d) EEPROM
Answer:

Option (b)

4.
__________ consists essentially of internal flip-flops that store the binary information.
(a) Static RAM
(b) Dynamic RAM
(c) PROM
(d) EEPROM
Answer:

Option (a)

5.
__________ is a program whose function is to start the computer software operating when power is turned on.
(a) Operating loader
(b) Memory loader
(c) Static loader
(d) Bootstrap loader
Answer:

Option (d)

6.
How many 128 X 8 RAM chips are needed to provide a memory capacity of 2048 bytes?
(a) 8
(b) 16
(c) 2
(d) 4
Answer:

Option (b)

7.
How many lines of address bus must be used to access 4K X 8 bits of memory?
(a) 16
(b) 10
(c) 12
(d) 11
Answer:

Option (c)

8.
Specify the size of decoder which is used to map memory of 2K X 8 bits with the help of 256 X 8 ROM chips.
(a) 3 X 8
(b) 4 X 16
(c) 2 X 4
(d) 5 X 32
Answer:

Option (a)

9.
A computer uses eight RAM chips of 512 X 8 capacity to provide a memory capacity of 4K bytes. Which of the following is not correct memory range of 1st RAM chip?
(a) 0000 H - 3FFF H
(b) 0000 H - 7FFF H
(c) 0000 H - FFFF H
(d) 0000 H - 1FFF H
Answer:

Option (d)

10.
Which of the following is not auxiliary memory?
(a) Optical disks
(b) Magnetic bubble memory
(c) Magnetic drums
(d) All are auxiliary memories
Answer:

Option (d)

Showing 1 to 10 out of 45 Questions
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