Secondary Storage Devices (HDD, CD, DVD, Floppy Disk & Flash Drive)

Total Questions: 15

1 - Computer device can read and write from which-------:
A ) RAM
B ) Flash Drive
C ) Hard disk
D ) All of these ✅

2 - Which of the following devices is used to store data permanently?

A ) Printer
B ) RAM
C ) Hard disk ✅
D ) Cache

3 - Which is the cheapest memory device?

A ) Flash
B ) Compact disk ✅
C ) Magnetic disk
D ) Magnetic tape

4 - Which devices are used to backup data?

A ) Floppy
B ) CD
C ) Hard disk
D ) All of these ✅

5 - In a compact disk which technology is used to store data?

A ) Laser ✅
B ) Microchip
C ) Photocell
D ) Magnetic strip

6 - The capacity of compact disk is ------:
A ) 600 MB
B ) 650 MB
C ) 700 MB ✅
D ) None of these

7 - What is the storage capacity of a CD ROM?

A ) 650 MB
B ) 680 MB ✅
C ) 800 MB
D ) 1000 MB

8 - A compact disc that can be written, read many times erased and written again is called:
A ) CDO
B ) CAD
C ) CD-ROM
D ) CD-RW ✅

9 - Where does DVD stands for?

A ) Digital versatile disc ✅
B ) Dynamic virtual disc
C ) Digital video disc
D ) Data visual disc

10 - How much data can a single layer, single sided DVD can store?

A ) 4.7 GB ✅
B ) 14.7 GB
C ) 24.7 GB
D ) 34.7 GB

11 - A standard single-layer double-sided DVD can store a maximum of------:
A ) 5.5 GB
B ) 6.7 GB
C ) 7.7 GB
D ) 9.4 GB ✅

12 - What is the storage capacity of a double-sided double-layer DVD?

A ) 4.7 GB
B ) 8.5 GB
C ) 17 GB ✅
D ) 25 GB

13 - Blank DVDs on which data can be erased and rewritten are identified as----:
A ) DVD + W
B ) DVD + R
C ) DVD+RW ✅
D ) DVD+WR

14 - Which stores more data than a DVD?

A ) Green-ray disc
B ) Blue-ray disc ✅
C ) Floppy
D ) Compact disk

15 - The command which used to erase all the data on the hard Drive (storage)?
A ) Delete
B ) Remove
C ) Format ✅
D ) Erase
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