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Worksheets

Form 3 Revision

Total questions: 135

Worksheet time: 1hrs 18mins

Name
Class
Date
1.

Secondary storage devices can be grouped into three categories - what are they?

a)

Magnetic, Flash and Optical

b)

Magnetic, Optical and Solid State

c)

Solid State, Flash and Hard Drives

d)

Hard Drives, CDs and USBs

2.

Hard Disk Drives are a type of...

a)

Optical storage device

b)

Magnetic storage device

c)

Solid State memory

d)

Primary memory

3.

CDs, DVDs and Blu-Rays are all types of...

a)

Magnetic storage devices

b)

Optical storage devices

c)

Solid State memory

d)

Primary memory

4.

Magnetic tape storage is what kind of device...

a)

Solid state memory

b)

Optical storage

c)

Magnetic storage

d)

Primary memory

5.

What category of storage device is a HD card?

a)

Magnetic

b)

Optical

c)

Solid state

d)

Primary memory

6.

What category of storage is a Blu-Ray disk?

a)

Magnetic

b)

Optical

c)

Solid State

d)

Primary memory

7.

Which of the 3 categories of secondary storage is the least durable due to its moving parts?

a)

Optical storage

b)

Primary memory

c)

Solid state storage

d)

Magnetic storage

8.

Which optical storage device has an average memory size of around 4.7GB?

a)

CD

b)

DVD

c)

Blu-Ray

d)

USB flash drive

9.

Which category of secondary storage devices has the fastest access speeds? (i.e. quicker to read and write to)

a)

Magnetic storage

b)

Solid state storage

c)

Primary memory

d)

Optical memory

10.

Which category of secondary storage devices has the slowest access speeds? (i.e. slower to read and write to/from)

a)

Magnetic devices

b)

Optical devices

c)

Solid state memory

d)

Primary storage

11.

Which category of secondary storage devices uses beams of light and lasers that read "pits" and "lands" as binary 1s and 0s?

a)

Magnetic storage

b)

Optical storage

c)

Solid state storage

12.

Which category of secondary storage devices uses semiconductor chips to store data? It is also known as flash memory.

a)

Magnetic storage

b)

Optical storage

c)

Solid state

13.

Which of the TWO categories of secondary storage devices are highly portable? (i.e. easy to carry)

a)

Magnetic and Optical

b)

Solid state and Optical

c)

Solid state and Magnetic

14.

Which of the secondary storage categories are the most durable (or strong/ toughest to break)?

a)

Magnetic

b)

Solid State

c)

Optical

d)

Primary memory

15.

Which of the 3 categories of secondary storage are the cheapest to buy, per megabyte (MB)?

a)

Magnetic

b)

Optical

c)

Solid State

16.

Secondary storage gets its name because...

a)

It is secondary to main memory

b)

It is mostly used in secondary schools

c)

It is fast - things load in a second

17.

Which one is NOT secondary storage

a)

Hard disk

b)

Floppy Disk

c)

Cache

d)

CD

18.

Why do computers have secondary storage

a)

Primary Storage might be full

b)

To give another option where to save files

c)

Main memory is volatile

19.

Which of these would match a typical memory stick (flash memory)

a)

2 megabytes

b)

500 megabytes

c)

8 gigabytes

d)

1 terabyte

20.

Which of these would most closely match a CD?

a)

200 megabytes

b)

650 megabytes

c)

3.7 gigabytes

d)

600 gigabytes

21.

Which of these would most closely match a DVD

a)

650 megabytes

b)

5 gigabytes

c)

250 gigabytes

d)

1 terabyte

22.

Which of these would most closely match a hard drive in a laptop

a)

800 kilobytes

b)

50 megabytes

c)

500 megabytes

d)

500 gigabytes

23.

Magnetic tape is useful and cheap storage

a)

True

b)

False

24.

Traditional hard drives and old floppy disks use magnetic storage.

a)

True

b)

False

25.

CDs and SSD's (solid state drives) use optical storage

a)

True

b)

False

26.

A typical mp3 track needs about 50 megabytes of space

a)

No - they are more like 3 megabytes

b)

Yes - that's about right

c)

No - they're more like 200 megabytes

d)

No - they're more like 1 gigabyte

27.

An image is 20 x 20 pixels and each pixels is coded with 4 bits

a)

The whole image is 400 bytes

b)

The whole image is over 1 kilobyte

c)

The whole image is 50 bytes

d)

The whole image is 200 bytes

28.

Solid State Drives are fast, but no good for laptops because they are too fragile when moved.

a)

True

b)

False

29.

CDs are cheap and very reliable, so why don't we use them for carrying work around?

a)

It's a lie. Blank CDs are really expensive

b)

You'd need about 20 CDs instead of one memory stick

c)

CDs are very fragile

d)

CDs are easily 'wiped' by magnets

30.

Some companies keep all there back up files on magnetic tape.

a)

Because it is very cheap to store massive amounts

b)

It is really quick to restore lost files if they are backed up on tape

c)

They are too old-fashioned to use SSD's

d)

Tape cannot be erased, once you have written on it

31.

If you keep your work to a memory stick...

a)

Don't worry - it is safe now.

b)

Watch out, these devices often fail after a while

c)

DON'T drop it, it will break easily

d)

Don't do it. They are really bulky to carry around

32.

Room 102 has solid state drives in all the computers...

a)

Great - they will be faster than hard disk drives

b)

Not good - SSD's are so slow.

c)

Why not - they are cheaper than old hard disk drives

d)

OK, but be careful - SSD's are more fragile.

33.

CDs have a spiral track. A laser beam reflects off it to read binary data as 'burnt' spots (or not 'burnt') as the disk spins round.

a)

False - CDs don't actually spin

b)

False - you can't use lasers, it is dangerous.

c)

True - and you can fit about 650 million bits on a CD

d)

False - there is no spiral track, but the rest is correct

34.

A computer's internal hard drive is often considered a _______ storage device

a)

primary

b)

secondary

c)

tertiary

d)

external

35.

A computer's external hard drive is often considered a _______ storage device

a)

primary

b)

secondary

c)

tertiary

d)

tertiary

36.

Which of the following is NOT a primary storage device?

a)

RAM

b)

Harddisk

c)

Cache

d)

ROM

37.

Primary storage is the area in a computer in which data is stored for quick access by the ________.

a)

RAM

b)

ROM

c)

CPU

d)

CD-ROM

38.

Which of the following is volatile?

a)

RAM

b)

ROM

c)

CPU

d)

CD-ROM

39.

A _______ memory does not lose stored data when the device is powered down.

a)

volatile

b)

non-volatile

c)

tertiary

d)

small

40.

The function of the cache is...

a)

temporarily store data or control information needed by the CPU

b)

Direct the flow of instructions and data

c)

perform mathematical and logic functions

d)

store the most frequently used data and instructions

41.

ROM stands for...

a)

Read Optical Memory

b)

Random Only Memory

c)

Read Only Memory

d)

Random Optical Memory

42.

What happens if you don't have enough RAM?

a)

Your computer will slow down because it has to load everything from the Hard Drive

b)

Your computer will speed up

c)

You won't get much wool from your sheep

d)

Your computer will run out of Hard Drive Space

43.

In order of fastest to slowest with the fastest on the left and slowest on the right, name each type of memory in order.

a)

Cache > RAM > Hard Drive

b)

Hard Drive > RAM > Cache

c)

RAM > Cache > Hard Drive

d)

RAM > Hard Drive > Cache

44.

When there is no room left in RAM, a computer may have to make use of (a)   memory to store programs or data

45.

A user upgrades the memory on their laptop from 4GB to 8GB. How might these affect the operation of the computer? (Choose as many answers as appropriate)

a)

More programs can be opened and run at the same time

b)

More programs can be installed on the hard drive

c)

Less need for virtual memory

d)

More need for virtual memory

46.

Data stored on ROM cannot be (a)   ?

47.

Which of the following statements about virutal memory is NOT true?

a)

Programs will run faster and more efficiently when making use of virutal memory

b)

Programs are loaded from hard-drive to Virtual Memory before they are executed.

c)

Hard-Drives transfer data more slowly then RAM, so the use of Virtual Memory has a negative impact on performance.

d)

The more RAM a computer has, the more Virtual Memory is needed.

48.

Where is ROM usually found inside a computer?

a)

Inside the CPU

b)

On the motherboard

c)

As part of the hard drive

d)

With the CD drive

49.

Raw facts and figures are known as _______________.

a)

Data

b)

Information

c)

Memory

50.
Input devices allow us to send information to the CPU (Central Processing Unit) to tell the computer what to do.
a)
True
b)
False
51.

A device that inputs moving images into a computer which is mainly used for video conferencing.

a)

Digital camera

b)

Video camera

c)

Web cam

d)

Film camera

52.

Input device for sound data

a)

Scanner

b)

Voice control

c)

Voice recognition

d)

Microphone

53.
What does OMR stand for?
a)
Optical Mark Recognition
b)
Optical Meter Reader
c)
Operator Mark Recognition
d)
Online Meter Reader
54.
Which of these is OMR sometimes used for?
a)
Marking Exam Papers
b)
Controlling Characters in Computer Games
c)
Projecting a Presentation onto a big screen.
d)
Playing  an Audio File
55.
What does OCR stand for?
a)
Optical Character Reader
b)
Online Cloud Read
c)
Operating Command Recognition
d)
Online Cloud Recognition
56.
What does OCR stand for?
a)
Optical Character Reader
b)
Online Cloud Read
c)
Operating Command Recognition
d)
Online Cloud Recognition
57.
What does MICR stand for?
a)
Magnetic Ink Character Recognition
b)
Magnetic Ink Computer Recognition
c)
Multimedia Internet Computer Recognition
d)
Memory Internet Character Reader
58.

The device used to input the data from a contactless credit card

a)

Bar code reader

b)

Magnetic stripe reader

c)

RFID reader

d)

Pin Pad

59.

You can use this to input printed documents to a computer ?

a)

Trackerball

b)

Scanner

c)

Keyboard

d)

Mouse

60.

Input device commonly found on laptops instead of a mouse in the form of a small panel containing different touch-sensitive areas.

a)

Touch pad

b)

Scanner

c)

Sensors

d)

Stylus

61.

Input device that reads text written in special magnetic ink. Often used at the bottom of checks.

a)

Magnetic stripe readers

b)

Optical Character Recognition

c)

Optical Mark Recognition

d)

Magnetic Ink Character Recognition

62.

Input device that reads printed text, scans it, and converts it to text that can be edited in a word processor.

a)

Magnetic stripe readers

b)

Optical Character Recognition

c)

Optical Mark Recognition

d)

Magnetic Ink Character Recognition

63.
An input device that is used to input pictures, documents, pages of magazines, and other images into the computer.
a)
mouse
b)
PDA
c)
scanner
64.
Most commonly used input device.
a)
graphic tablet
b)
keyboard
c)
SD card
65.
If you are shopping at Walmart and you need to know the price of an item, you could use a _____________.
a)
Barcode Scanner
b)
Scanner
c)
Web Cam
66.
A Camera attached to a computer that put short videos on your computer
a)
Digital Camera
b)
Security Camera
c)
Webcam
67.
If you want to put some old paper pictures into your computer, you could use a
a)
SD Card
b)
flash drive
c)
scanner
68.

This can be used to record videos and photos. Also the data is stored in digital memory.

a)

Webcams

b)

Video camera

c)

Digital camera

d)

Film camera

69.

Enters sound onto a computer

a)

Microphone

b)

Speakers

c)

Touch Screen

d)

Light pen

70.

Input device used to record video, often found in laptop computers.

a)

Trackball

b)

Voice recognition

c)

Webcam

d)

Sensors

71.

RFID uses ________ to read information.

a)

Radio waves

b)

Special ink

c)

Visible red light

d)

Pin

72.

Barcode reader uses ________ to read information.

a)

Radio waves

b)

Special ink

c)

Visible red light

d)

Pin

73.

Magnetic stripe reader reads information from _________

a)

RFID tags

b)

Chips

c)

Magnetic stripes

d)

Special ink

74.

Used to convert books (hardcopy) into digital versions (e-books).

a)

OCR

b)

OMR

c)

MICR

d)

RFID

75.

Some hotels uses this to replace actual keys for their rooms.

a)

Bank card

b)

Membership card

c)

Door card

d)

Smart card

e)

RFID tag

76.

In the "Chip and Pin Reader" method, what is used to ensure the person using the card is the actual owner?

a)

Name

b)

Pin

c)

Password

d)

Account number

77.

What am I?

a)

QR code

b)

Barcode

c)

RFID tag

d)

Special ink

78.

What am I?

a)

RFID reader

b)

Barcode scanner

c)

Optical mark reader

d)

Magnetic stripe reader

79.

What is used to quickly process answer sheets for multiple choice examinations?

a)

RFID

b)

MICR

c)

OCR

d)

OMR

80.

A 2D barcode is also known as ________

a)

QR code

b)

Special code

c)

RFID code

d)

MICR code

81.

Below are uses for RFID except _______.

a)

contactless payment card

b)

track movement of livestock

c)

quickly locate a particular item in a warehouse

d)

to quickly process cheques

82.

Which of these methods below are used to quickly process cheques?

a)

Chip and Pin reader

b)

Magnetic Stripe reader

c)

RFID

d)

Barcode scanner

e)

Magnetic Ink Character Recognition

83.

Below are information normally stored in a product's barcode except?

a)

Product ID

b)

Manufacturer

c)

Country of origin

d)

Price

84.

A typical OCR system consists of a _________ along with special software.

a)

special ink

b)

scanner

c)

RFID tag

d)

laser pointer

85.

RFID stands for (a)   ?

86.

OCR stands for (a)   ?

87.

OMR stands for (a)   ?

88.
A printer that uses toner to burn text / images onto a page...
a)
Laser
b)
Plotter
c)
Inkjet
d)
Dot Matrix
89.
A printer usually found in homes that uses cartridges and can produced high quality photos...
a)
Inkjet
b)
Plotter
c)
Dot Matrix
d)
Laser
90.

What is an output device?

a)

It is something you don't connect to a computer that has information sent to it.

b)

It is something you connect to a computer that sends information into the computer.

c)

It is something you connect to a computer that has information sent to it.

d)

It is somebody you connect to a computer that sends information into the computer.

91.

Choose the output devices.

a)

monitor, printer, mouse

b)

monitor, printer, keyboard

c)

monitor, printer, speakers

d)

mouse, keyboard, smartboard

92.

Fires ink into the page

a)

Laser Printer

b)

Inkjet Printer

c)

3D Printer

93.

Best for photographs

a)

Inkjet Printer

b)

Laser Printer

c)

3D Printer

94.

Used to create prototype and models

a)

Inkjet Printer

b)

Laser Printer

c)

3D Printer

95.

Works layer by layer

a)

Inkjet Printer

b)

Laser Printer

c)

3D Printer

96.

Useful for producing architectural drawings

a)

dot-matrix

b)

plotter

c)

thermal

97.

Which of the following is the largest in terms of size?

a)

Inkjet

b)

Laser

c)

Plotter

d)

Thermal

98.

The most common types of outputs are soft copy and hard copy. Which of the following device DOES NOT produce soft copy?

a)

Monitor

b)

Printer

c)

Projector

d)

Speakers

99.
Which one of these is the most suitable for a blind user, using a rail ticket machine, to receive their ticket
a)
A braille Printer
b)
A laser printer
c)
A plotter
d)
A light
100.

What is the purpose of the CPU?

a)

To process all the data and instructions.

b)

To turn the computer on.

c)

To create PowerPoint presentations.

d)

To provide power to the computer.

101.

What does RAM stand for?

a)

Random All Memory

b)

Read All Memory

c)

Random Access Memory

d)

Read Access Memory

102.

True or False:

RAM is fast temporary memory

a)

TRUE

b)

FALSE

103.

What is the main function of the CPU?

a)

To carry out processing of the data.

b)

To help with playing games.

c)

To fetch instructions from memory, decode them and execute the instructions.

d)

To heat up the computer.

104.

What does GHZ stand for?

a)

Gigahertz

b)

Gigabyte

c)

Gigahearts

d)

Gigabent

105.

What happens to the RAM if the computer is switched off?

a)

It explodes

b)

All the data stored on it is wiped

c)

Nothing

d)

It crashes

106.

What is meant by Quad Core?

a)

It's a CPU on a Quad Bike

b)

4 CPU's

c)

2 CPU's

d)

1 CPU

107.
Which two main components make up a CPU
a)
Control unit and Processing unit
b)
Control unit and RAM
c)
Control unit and Arithmetic Logic unit 
d)
Flash storage and Arithmetic Logic unit 
108.
ALU stands for
a)
Arithmetic Logic unit 
b)
Arithmetic Legal unit 
c)
Anti Logic unit 
d)
Arithmetic Logic undo
109.

Put the components in order from slowest to fastest as it relates to the execution of an instruction by the CPU.

RAM

Hard Drive

Cache

Removable Devices

4 lines
110.

Instructions are loaded into ____________ when the computer is booted.

a)

RAM

b)

Cache

c)

Control Unit

d)

ROM

111.

What is this?

a)

ROM

b)

RAM

c)

Hard disk

112.

ROM stands for__________________

a)

Random Only Memory

b)

Read Only Memory

c)

Access Only Memory

113.

Which is placed inside the system permanently?

a)

Hard disk

b)

RAM

c)

ROM

d)

CD ROM

114.

What is the memory capacity of Floppy disk?

a)

1.44 MB

b)

1.44 GB

c)

4.11 MB

d)

4.11 GB

115.

What is the memory capacity of CD-ROM?

a)

700 MB

b)

700 GB

c)

700 KB

d)

700 TB

116.

Kamala wants to copy a movie. Which storage device can she use?

a)

Floppy disk

b)

CD-ROM

c)

CD-R/W

d)

DVD

117.
What is the purpose of a flowchart?
a)
To plan the program before it is made
b)
Because it is easier
118.
Why do we use flowcharts?
a)
To represent algorithms in an easy way
b)
To use different maths shapes
119.
What does this symbol represent?
a)
Start
b)
Sub
c)
Decision
d)
Process
120.
What does this shape represent?
a)
Input/Output
b)
Decision
c)
Process
d)
Start/Stop
121.
What's missing from this part of a flowchart?
a)
An Arrow
b)
A Line
c)
A Square
d)
A Diamond
122.
Can this shape be used for both Start and Stop?
a)
Yes
b)
No
123.
What is the Output if the user enters:
Yes
a)
Leave umbrella at home
b)
Take an umbrella
124.
What is the Output if the temperature is:
19
a)
Below Freezing
b)
Above Freezing
125.
What is this symbol used for in a flowchart?
a)
A decision/question
b)
A task to carry out
126.
What is the purpose of an arrow in a flowchart?
a)
Shows the relationships between shapes/ the flow of information
b)
They look nice when we use them
c)
We don't use arrows
d)
Shows the way the arrow is directed
127.

This flowchart is made to...

a)

Calculate the area and perimeter of a square

b)

Output figures of different sizes

c)

Calculate the area and perimeter of a circle

d)

Find out how long it takes to get to the moon

128.

What would the program output with the following inputs?

Payrate - 12

Hours Worked - 10

a)

12

b)

Final pay

c)

OUTPUT

d)

120

129.
What is a flowchart?
a)
a diagram that shows the inputs, outputs and processes in an algorithms.
b)
a way to write a computer program
c)
a programming language
d)
a chart used to show the results of something
130.
What is an algorithm?
a)
the series of steps to solve a problem or perform an action.
b)
a way in which a computer thinks
c)
a computer program
d)
a planning tool
131.
What is meant by a process?
a)
an action that takes place.
b)
a way of calculating something
c)
an output from a system
d)
a way of inputting information into a computer program
132.
What is meant by pseudocode?
a)
simplified programming code that is not language specific, used to design algorithms.
b)
it's a type of programming language
c)
code that can be used on any type of computer
d)
a debugging tool to improve programming code
133.

To signify the start and end of a pseudocode algorithm, we use...

a)

START...END

b)

BEGIN...END

c)

START...FINISH

d)

BEGIN...FINISH

134.

The control structures that use a condition are...

a)

SELECTION

b)

ITERATION

c)

SEQUENCE

d)

ARRAYS

135.

Assume n1 = 10 ... n2 = 2 ... n3 = 2

What will be displayed as output?

a)

10

b)

20

c)

30

d)

40

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