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Welcome to the DMA MCQs Page

Dive deep into the fascinating world of DMA with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of DMA, a crucial aspect of Microprocessor. In this section, you will encounter a diverse range of MCQs that cover various aspects of DMA, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within Microprocessor.

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Check out the MCQs below to embark on an enriching journey through DMA. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Microprocessor.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of DMA. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

DMA MCQs | Page 7 of 7

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Q61.
In floppy disk, the small hole that enables the drive to identify the beginning of a track and its first sector is

a.

inner hole

b.

key hole

c.

index hole

d.

start hole

Discuss
Answer: (c).index hole
Q62.
Inside its jacket, the floppy media is rotated at the speed of

a.

200 RPM

b.

300 RPM

c.

150 RPM

d.

50 RPM

Discuss
Answer: (b).300 RPM
Q63.
The Double Density Double Sided disks on each side are organized with

a.

20 tracks

b.

30 tracks

c.

40 tracks

d.

50 tracks

Discuss
Answer: (c).40 tracks
Q64.
The magnetic recording technique used for storing data onto the disks (floppy disks) is called

a.

return to zero

b.

non-return to zero

c.

return to zero and Non-return to zero

d.

none of the mentioned

Discuss
Answer: (b).non-return to zero
Q65.
For reading the disks DVD uses

a.

blue laser

b.

white laser

c.

red laser

d.

green laser

Discuss
Answer: (c).red laser
Q66.
For reading the disks, the blue ray disk uses

a.

high frequency red laser

b.

low frequency red laser

c.

high frequency blue laser

d.

low frequency blue laser

Discuss
Answer: (c).high frequency blue laser
Q67.
A blue ray disk can store data upto _________ per layer.

a.

25 KB

b.

25 MB

c.

25 TB

d.

25 GB

Discuss
Answer: (d).25 GB
Q68.
DVDRW is for

a.

read-write DVD

b.

rewriteable DVD

c.

recordable DVD

d.

none of the mentioned

Discuss
Answer: (b).rewriteable DVD
Q69.
The HDD is also called as

a.

hard disk

b.

hard drive

c.

fixed disk

d.

all of the mentioned

Discuss
Answer: (d).all of the mentioned
Page 7 of 7

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