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IGCSE Storage Devices and Media

Total questions: 138

Worksheet time: 6hrs 39mins

Name
Class
Date
1.

1.      Which storage device is commonly used for off-site backup and archival storage?

a)

Magnetic tape

b)

Solid-state drive (SSD)

c)

USB flash drive

d)

Optical disc

2.

Which storage device uses a laser to read and write data?

a)

Blu-ray disc

b)

CFast card

c)

Magnetic tape

d)

USB flash drive

3.

Which storage device is best suited for random access and quick retrieval of data?

a)

Hard disk drive

b)

DVD-ROM

c)

Magnetic tape

d)

Cloud storage

4.

Which storage device is commonly used for storing the operating system and software programs?

a)

Internal hard disk drive

b)

Cloud storage

c)

DVD-ROM

d)

USB flash drive

5.

Which storage device has the fastest access speed?

a)

DVD-RW

b)

Solid-state drive (SSD)

c)

USB flash drive

d)

Magnetic tape

6.

Which of the following is an example of an optical storage device?

a)

USB flash drive

b)

CD ROM

c)

External hard disk drive

d)

SSD

7.

  Which of the following is a volatile storage device?

a)

CD-ROM

b)

Hard disk drive

c)

RAM

d)

Flash memory card

8.

Which of the following is an example of a portable storage device?

a)

External hard disk drive

b)

Internal hard disk driveC Optical disc drive

c)

Optical disc drive

d)

Cloud storage

9.

Which storage device provides the highest level of data security?

a)

USB flash drive

b)

Cloud storage

c)

Magnetic tape

d)

External hard disk drive

10.

Which of the following is an example of secondary storage?

a)

RAM

b)

SSD

c)

Cache memory

d)

DVD-RW

11.

Which storage device is the most durable and resistant to physical damage?

a)

DVD-RW

b)

Magnetic tape

c)

USB flash drive

d)

Cloud storage

12.

Which storage device is commonly used for long-term archival of large datasets?

a)

Solid-state drive (SSD)

b)

USB flash drive

c)

Magnetic tape

d)

Optical disc

13.

This is an image of a...

a)

SDD

b)

CD-RW

c)

HDD

d)

XD card

14.

What is the purpose of a cache memory in a computer system?

a)

To store frequently accessed data for faster retrieval

b)

To provide long-term storage for large files

c)

To make backups of important files

d)

To store the operating system files

15.

Areas on a DVD surface where 1s and 0s are stored are called.......

a)

bits

b)

reflecting surfaces

c)

Pits and lands

d)

lows and highs

16.

System whereby all the previous data needs to be read before the required data is found is called......

a)

slow access

b)

direct access

c)

serial access

d)

random access

17.

Which of the following set of storage devices are correctly gouped

a)

CD-RW

Cfast card

Blu-ray disk

b)

Rom

Ram

cloud storage

c)

HDD

Magnetic tape

portable hard disk drive

d)

Blu-ray disc

CD-ROM

SSD

18.

Which of the following is an example of a primary storage device?

a)

ROM

b)

USB flash Drive

c)

DVD-ROM

d)

Blu-Ray disc

19.
What is the most durable?
a)
Magnetic Tape
b)
Solid State Drive
c)
Hard Drive
d)
CD
20.
A ______ is the main storage device in your computer.
a)
CPU
b)
Hard drive
c)
Motherboard
d)
CD-Rom
21.
This storage device needs a computer with a specific  drive in order to read the disk. Cannot be read by a CD drive or DVD drive.  Used for high definition films.
a)
Blu-ray
b)
CD
c)
DVD
d)
Bluetooth
22.
Same as 1,024 GB
a)
1 TB
b)
1 GB
c)
1MB
d)
1 KB
23.
Very portable as it is designed to be fitted into small electronic devices.
a)
Flash memory devices
b)
Internal hard disk
c)
Magnetic tape
d)
Server
24.

Which of the following is an advantage of Solid State Storage?

a)

It has spinning disks to read the data

b)

The storage device is lightweight and silent

c)

SSDs are very cheap to buy and have lots of storage

25.

Which of these is a Hard Disk Drive (HDD)?

a)
b)
c)
d)
26.

Which of these are magnetic storage devices?

a)
b)
c)
d)
e)
27.

Solid state storage has no moving parts?

a)

True

b)

False

28.

Which type of storage uses a laser?

a)

Magnetic

b)

Optical

c)

Solid State

29.

Which of the following storage devices is most suitable for use in mobile devices?

a)

Cloud

b)

Magnetic

c)

Solid State

d)

Optical

30.

Which of the following is most commonly found in PCs?

a)

Solid State Storage

b)

Magnetic Storage

c)

Cloud Storage

d)

Optical Storage

31.
What type of device is this? USB memory stick
a)
Input
b)
Output
c)
Storage
32.

What is a storage device?

a)

A device use for calculating data

b)

A device used to store data temporarily

c)

A device used to supply power to the computer

d)

A device used to store data permanently

33.

A CD has one long track on it full of ...

a)

Grooves and pot holes

b)

Pits and Lands

c)

Bumps and Dots

d)

Dots and Grooves

34.
Optical device, fairly fragile, easy to snap or scratch.
a)
Flash memory
b)
Magnetic Tape
c)
CD
d)
Hard disk
35.

What is a storage device?

a)

Hardware that manipulates information to produce new results

b)

Software that tells the hardware what to do

c)

Hardware that is used to store data, whether temporarily or permanently

36.

What are the types of storage devices? (Select all that apply)

a)

Primary

b)

Off-On

c)

New

d)

Secondary

37.

Primary storage is referred to as ...

a)

Memory

b)

CDs

c)

DVDs

d)

Mainframe

38.

Select all the primary storage devices

a)

RAM

b)

ROM

c)

Hard Disk

d)

Memory Card

39.

ROM is non-volatile memory

a)

True

b)

False

40.

RAM is volatile memory

a)

True

b)

False

41.

Volatile memory loses data when it loses access to power

a)

True

b)

False

42.

RAM stores instructions while the program is being executed

a)

True

b)

False

43.

ROM does not store the instructions that are needed to boot up the computer

a)

True

b)

False

44.

Secondary Storage stores the data and programs that are not currently being used but will be used in the future

a)

True

b)

False

45.

Secondary Storage is volatile storage

a)

True

b)

False

46.

Portability is ...

a)

how much data the device can hold

b)

the rate at which data can be read and written

c)

the ability of the device to be carried on or moved

47.

Read/Write Speed is ...

a)

the ability of the device to be carried on or moved

b)

how much data the device can hold

c)

the rate at which data can be read and written

48.

Capacity is

a)

the rate at which data can be read and written

b)

how much data the device can hold

c)

the ability of the device to be carried on or moved

49.

Which of these are secondary storage devices

a)

Printer

b)

Hard Disk

c)

Spindle

d)

Compact Disk

50.

The Hard Disk is known as a magnetic storage device

a)

True

b)

False

51.

Which of these are optical disks

a)

Compact Disk

b)

Digital Video Disk

c)

Frisbee

d)

Saucer

52.

How much memory does the floppy disk hold

a)

11.2 MB

b)

120 MB

c)

1.44 MB

d)

144 MB

53.

Which of these secondary storage devices are MOST suitable for archival purposes

a)

Memory Card

b)

Floppy Disk

c)

Magnetic Tape

54.

HDD latency is defined as: The time it takes for a specific...

a)

file to download.

b)

block of data to rotate on a data track to read-write head.

c)

sector on the HDD to be moved..

55.

Which are called primary memory

a)

ROM

b)

RAM

c)

SSD

d)

HDD

e)

USB

56.

Which is not a benefit of SSD over HDD

a)

Lighter

b)

More reliable

c)

Lower power use

d)

Longevity

57.

Secondary storage is considered

a)

IAS

b)

L1 Cache

c)

HDD

d)

USB

e)

SSD

58.

Servers commonly use what type of secondary storage?

a)

SSD

b)

HDD

c)

external SSD

d)

USB Drives

59.

Off-line storage is comprised of:

a)

CD/DVD

b)

DVD-RAM

c)

Blu-ray disks

d)

USB flash memory/SD cards

60.

What color laser do CD/DVDs use?

a)

Red

b)

Blue

c)

Green

d)

Colorless

61.

What types of optical media stores its data in a single, spiral track?

a)

CD

b)

DVD

c)

DVD-RAM

d)

Blue-ray disks

62.

What types of optical media stores its data in concentric tracks?

a)

CD

b)

DVD

c)

DVD-RAM

d)

Blue-ray disks

63.

Birefringence is a problem with what type of optical media?

a)

CD

b)

DVD

c)

DVD-RAM

d)

Blue-ray disks

64.

The smaller pits and bumps of a blue laser on an optical media disk allow for:

a)

better birefringence results

b)

worse birefringence results

c)

more data storage

d)

less data storage

65.

Which type of optical media comes with built-in encryption?

a)

CD

b)

DVD

c)

DVD-RAM

d)

Blue-ray disks

66.

USB flash memory uses NAND chips.

a)

True

b)

False

67.

USB flash drives can be unplugged without a problem.

a)

True

b)

False

68.

What is the file size for a text file that contain the following:


Welcome, to Computer Science.

a)

29 bytes

b)

26 bytes

c)

28 bytes

d)

32 bytes

69.

A black and white image uses 1 bit per pixel. So a 64 bit image would be stored in an 8 byte file. How many bytes would it take to store that same image if it were in color?

a)

512

b)

64

c)

192

d)

24

70.
What is the difference between SSD and HDD
a)
SSD is faster than HDD when transferring data
b)
portable, higher capacity of storing data, very durable, faster performance
c)
small capacity (most CDs < 1GB capacity) & although they are fairly reliable and durable but they can be easily damaged
d)
  because they are read only
71.
What is an advantage of using SSD
a)
allowed you to store a lot of data, very fast transfer data
b)
SSD is faster than HDD when transferring data
c)
portable, higher capacity of storing data, very durable, faster performance
d)
small capacity (most CDs < 1GB capacity) & although they are fairly reliable and durable but they can be easily damaged
72.
What is optical disk
a)
it is a disk with bumps can be read by laser
b)
allowed you to store a lot of data, very fast transfer data
c)
SSD is faster than HDD when transferring data
d)
portable, higher capacity of storing data, very durable, faster performance
73.
What is a possible use of an external solid state drive
a)
to make the copy of original data to in case you lose your original data.
b)
it is a disk with bumps can be read by laser
c)
allowed you to store a lot of data, very fast transfer data
d)
SSD is faster than HDD when transferring data
74.
Why does blu-ray have more storage than other optical disks?
a)
Because it uses blue lasers which have shorter wavelengths.
b)
to make the copy of original data to in case you lose your original data.
c)
it is a disk with bumps can be read by laser
d)
allowed you to store a lot of data, very fast transfer data
75.
What is the disadvantage of using magnetic storage devices?
a)
They can be easily affected by magnetic fields.
b)
Because it uses blue lasers which have shorter wavelengths.
c)
to make the copy of original data to in case you lose your original data.
d)
it is a disk with bumps can be read by laser
76.
What can you use to judge the quality of a secondary storage device?
a)
Cost, durability, capacity, speed, reliability, portability
b)
They can be easily affected by magnetic fields.
c)
Because it uses blue lasers which have shorter wavelengths.
d)
to make the copy of original data to in case you lose your original data.
77.
What is the typical storage capacity of a flash memory drive?
a)
1GB to 32GB depending on the price paid
b)
Cost, durability, capacity, speed, reliability, portability
c)
They can be easily affected by magnetic fields.
d)
Because it uses blue lasers which have shorter wavelengths.
78.
How many bytes are in a terabyte?
a)
1,099,511,627,776 bytes
b)
1,099,511 bytes
c)
1,024 bytes
d)
1,099,511,627,776,554,768,534 bytes
79.
How do the magnetic disk save the data?
a)
 Magnetic storage is read-write, which makes it possible to re-use the storage capacity over and over again by deleting older data
b)
1,099,511,627,776 bytes
c)
1GB to 32GB depending on the price paid
d)
Cost, durability, capacity, speed, reliability, portability
80.
In optical disks, which plastic disk do they use?
a)
the plastic which can reflect the laser beam
b)
 Magnetic storage is read-write, which makes it possible to re-use the storage capacity over and over again by deleting older data
c)
1,099,511,627,776 bytes
d)
1GB to 32GB depending on the price paid
81.
What kind of technology does the optical drive use?
a)
laser beam reflect technology
b)
the plastic which can reflect the laser beam
c)
 Magnetic storage is read-write, which makes it possible to re-use the storage capacity over and over again by deleting older data
d)
1,099,511,627,776 bytes
82.
Why you cannot store your own data with CD-ROM or DVD-ROM?
a)
because they are read only
b)
laser beam reflect technology
c)
the plastic which can reflect the laser beam
d)
 Magnetic storage is read-write, which makes it possible to re-use the storage capacity over and over again by deleting older data
83.
What are the disadvantages of Optical Storage Media
a)
small capacity (most CDs < 1GB capacity) & although they are fairly reliable and durable but they can be easily damaged
b)
  because they are read only
c)
laser beam reflect technology
d)
the plastic which can reflect the laser beam
84.
Why is SSD better than HDD?(give 4 reason)
a)
portable, higher capacity of storing data, very durable, faster performance
b)
small capacity (most CDs < 1GB capacity) & although they are fairly reliable and durable but they can be easily damaged
c)
  because they are read only
d)
laser beam reflect technology
85.

What are the disadvantages of computer-based communication?

a)

Can include interactive elements such as sound, video, animation and hyperlinks.

b)

Can be available on different platforms

c)

Websites can be hacked and information may be altered.

d)

Setting up website and maintaining would be expensive.

86.

HDD is on the picture

a)

True

b)

False

87.

What is not advantage of SSD over HDD

a)

They are more reliable

b)

They are cheaper

c)

Data access is considerably faster on HDD

d)

They are more thin

88.

What is NOT advantage of HDD

a)

They have very fast data transfer

b)

They have very large memory capacities

c)

They have fast access times

d)

They read/write operations are silent

89.

Laser light is used to read data on optical drives

a)

True

b)

False

90.

What is the name given to copies of data or program files?

a)

Backup

b)

Program

c)

Extra

d)

Stores

91.

Hard Disk Drives are a form of what type of storage?

a)

Optical

b)

Solid State

c)

Magnetic

d)

Sequencial

92.

Serial data access is faster than direct data access.

a)

True

b)

False

93.

Blu-Ray discs are a form of what type of storage?

a)

Solid State

b)

Magnetic

c)

Sequential

d)

Optical

94.

Name the following image.

a)

Pen drive

b)

Magnetic tape

c)

DVD RAM

d)

Hard disc

95.

Internal memory where the data cannot be changed is called (a)  

[Type in your answer]

96.

Optical storage medium that is often used to store HD movie is called (a)  

[Type in your answer]

97.

Choose two storage devices

a)

Bridge

b)

DVD RAM drive

c)

Memory stick

d)

Linker

98.

Storage device used to store photographs in a camera for printing at later time is (a)  

99.

The most portable device used to transport data from computer to computer (a)  

100.

Which of these are magnetic storage devices?

a)
b)
c)
d)
e)
101.

Solid state storage has no moving parts?

a)

True

b)

False

102.

Which type of storage uses a laser?

a)

Magnetic

b)

Optical

c)

Solid State

103.

Which of the following storage devices is most suitable for use in mobile devices?

a)

Cloud

b)

Magnetic

c)

Solid State

d)

Optical

104.
Optical device, fairly fragile, easy to snap or scratch.
a)
Flash memory
b)
Magnetic Tape
c)
CD
d)
Hard disk
105.
Typically has the largest storage capacity and is the cheapest per gb.
a)
Magnetic storage
b)
Solid state storage
c)
Optical storage
106.
What is the most durable?
a)
Magnetic Tape
b)
Solid State Drive
c)
Hard Drive
d)
CD
107.
A ______ is the main storage device in your computer.
a)
CPU
b)
Hard drive
c)
Motherboard
d)
CD-Rom
108.
This storage device needs a computer with a specific  drive in order to read the disk. Cannot be read by a CD drive or DVD drive.  Used for high definition films.
a)
Blu-ray
b)
CD
c)
DVD
d)
Bluetooth
109.

Which of the following is an advantage of Solid State Storage?

a)

It has spinning disks to read the data

b)

The storage device is lightweight and silent

c)

SSDs are very cheap to buy and have lots of storage

110.
Solid state drive
a)
Storage that works by storing the data in electronic circuits
b)
Storage that can be disconnected from the main computer unit, for example to transfer files between computers.
c)
Storage that uses a surface which can be magnetised to store data.
111.
Magnetic storage
a)
Storage that uses a surface which can be magnetised to store data
b)
Storage that can be disconnected from the main computer unit, for example to transfer files between computers.
c)
Moving a data, program or file from memory onto secondary storage for later use.
112.
What is an advantage of a CD?
a)
Easily scratched, leading to the loss of data
b)
Large storage capacity
c)
Expensive to buy
d)
Portable, easy to carry around
113.
What is an advantage of a Hard drive?
a)
Easily scratched, leading to the loss of data
b)
Large storage capacity
c)
Expensive to buy
d)
Portable, easy to carry around
114.
What is a disadvantage of solid state storage?
a)
Easily scratched, leading to the loss of data
b)
Large storage capacity
c)
Expensive to buy
d)
Portable, easy to carry around
115.

What is an advantage of Cloud Computing?

a)

Can access your files anywhere

b)

It is safer

c)

Can access files anywhere you have internet

d)

Expensive

116.
Question 11: Which type of storage uses lasers to write the data?
a)
Optical
b)
Magnetic
c)
Solid state 
d)
All types 
117.

Which of the following shows the capacity of OPTICAL STORAGE MEDIA in the correct order (smallest to largest)?

a)

DVD > BLU RAY > CD

b)

CD > DVD > BLU RAY

c)

BLU RAY > DVD > CD

d)

DVD > CD > BLU RAY

118.

Cloud storage is very secure because the host has lots of security procedures in place.

a)

True

b)

False

119.

Which of the following is an advantage of Solid State Storage?

a)

It has spinning disks to read the data

b)

The storage device is lightweight and silent

c)

SSDs are very cheap to buy and have lots of storage

120.

'A laser is shone onto the disc and the light is reflected based upon whether it hits a pit or land' describes which storage device?

a)

Cloud storage

b)

Optical storage

c)

Magnetic storage

d)

Solid State storage

121.

Which of these are magnetic storage devices?

a)
b)
c)
d)
e)
122.

What data storage is directly connected to the CPU?

a)

ROM

b)

DVD

c)

HDD

d)

SDD

123.

What sensor does this car has to determine if it is overloaded or not?

a)

gas

b)

infrared

c)

pressure

d)

accelerometer

124.

What are the sensors can be used in a burglar alarm?

a)

pressure

b)

motion

c)

sound

d)

infrared

125.

What are the sensors needed in a greenhouse?

a)

proximity

b)

light

c)

moisture

d)

pressure

126.

What physical property does this device capture?

a)

temperature

b)

pH

c)

acid

d)

humidity

127.

What is the primary function of a hard disk drive?

a)

Data processing

b)

Data storage

c)

Data transmission

d)

Data encryption

128.

Which type of optical disc has the highest storage capacity?

a)

CD

b)

DVD

c)

Blu-ray

d)

HD DVD

129.

Which sensor is used in cars to monitor tire pressure?

a)

accelerometer

b)

pressure

c)

gyroscope

d)

proximity

130.

What type of storage is typically used for long-term data retention?

a)

RAM

b)

SSD

c)

HDD

d)

Cache

131.

What kind of hard disk drive is shown in the picture

a)

Internal hard disk

b)

External hard disk

c)

Solid State drive

d)

Optical drive

132.

The picture shown is an example of _______

a)

DVD

b)

CD

c)

Optical Disc

d)

Flash memory

133.

What kind of storage device is shown in the picture?

a)

Memory Card

b)

Solid State Drive

c)

Floppy Disk

d)

Optical Disc

134.

Solid state drive is a type of hard disk drive that has more memory capacity

a)

True

b)

False

135.

A hard disk can be classified as internal or external drives

a)

True

b)

False

136.

Hard disk has no magnetized disk inside, stacked one after another, where data is recorded by magnetizing.

a)

True

b)

False

137.

Optical disc is a storage media that uses laser technology to store data onto a circular plastic or metallic disc.

a)

True

b)

False

138.

Memory Card or Flash Memory card is a solid state electronic data storage device that uses flash memory

a)

True

b)

False

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