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LO1 Unit 1 Camb Tech

Total questions: 71

Worksheet time: 50mins

Name
Class
Date
1.
Which of these is not an input device?
a)
Scanner
b)
Screen
c)
Microphone
d)
Keyboard
2.
You can input text using this device:
a)
Microphone
b)
Speaker
c)
Keyboard
d)
Scanner
3.
To video call over the internet, what do you use?
a)
Touch Screen
b)
Web Cam
c)
Graphic Tablet
d)
Speaker
4.
Which type of device is a monitor:
a)
Output Device
b)
Storage Device
c)
Input Device
5.
An input of a toaster is:
a)
Toast
b)
Bread
c)
Heater Element
d)
Temperature
6.
Which type of device is a video camera?
a)
Output Device
b)
Input Device
c)
Storage Device
7.
The most commonly used input device is:
a)
SD Card
b)
Keyboard
c)
Scanner
8.
An input device that helps you transfer work
a)
Mouse
b)
Wii Remote
c)
USB Stick
d)
Speaker
9.
A camera is:
a)
An input device
b)
An output device
10.

A mouse is a __________ device

a)

input

b)

output

11.

A monitor is a __________ device.

a)

input

b)

output

12.

A keyboard is a ______________ device.

a)

input

b)

output

13.

Speakers are a _____________ device.

a)

input

b)

output

14.

Headphones are a ____________ device.

a)

input

b)

output

15.

A game controller is a ________ device.

a)

input

b)

output

16.
description of netbook
a)
A lightweight laptop which is designed to use cloud services instead of different applications bein installed
b)
signal delay, noise and interference
c)
save space - used in most situations where specialised devise isn't required
d)
A lightweight laptop which is designed to use cloud services instead of different applications bein installed
17.
uses of laptop
a)
access your work on the go,view movies
b)
�relatively cheap�and�reliable, can�display text�and�graphics�in a wide range of�colours,�quiet�, do not waste paper.
c)
print quality low, noisy
d)
provide higher bandwidth and can transmit data over longer distances
18.
Question 1: This is the image of a __________ .
a)
RAM
b)
ROM
c)
Keyboard
d)
Motherboard
19.
Question 2: This component is located on the motherboard. Name the component. _______
a)
PCI Slots
b)
CPU
c)
RAM
d)
ROM
20.
Question 3: This component is located on the motherboard. Name the component. _______
a)
PCI Slots
b)
CPU
c)
RAM
d)
ROM
21.
Question 7: This is one of the examples of expansion card. Name the card. ________
a)
Network Card
b)
Sound Card
c)
SCSI card
d)
Video Card
22.
Question 6: This is one of the examples of expansion card. Name the card. ________
a)
Network Card
b)
Sound Card
c)
SCSI card
d)
Video Card
23.
Question 8: This is one of the examples of expansion card. Name the card. ________
a)
Network Card
b)
Sound Card
c)
SCSI card
d)
Video Card
24.
benefits of hybrid computer
a)
Battery life, travel with less stuff, Taking notes and reading ebooks are easier.
b)
Reads 300 cheques per minute with 100% accuracy
c)
expensive aonnection kits, possibility of hacked devices
d)
print quality low, noisy
25.
description of quantum computer
a)
�computers that make direct use of�quantum-mechanical phenomena, such as superposition and entanglement, to perform operations on data
b)
dont require installed programs, very light, fast with good connection
c)
to connect domestic users to the internet and other cable services
d)
Popuplar in education of for casual browsing and gameplay
26.
description of hybrid computer
a)
A 2-in-1 PC consists of a screen and a detachable keyboard and has the functionality of both a laptop computer and a tablet
b)
allows user to connect without wires, standards are agreed, eas to set up
c)
have video RAM, a GPU chip and usully HDMI and DVI connections
d)
playing music from computer, on the move
27.
description of server
a)
A computer running software to manage network resources
b)
storage size, appearance, reliability
c)
communication requires line of sight, short distance only
d)
easy to use, intuitive, requires little training
28.
description of desktop
a)
a personal computer that is designed to fit conveniently on top of a typical office desk
b)
software diagnostic disk, multimeter, cable tester, POST card
c)
adds reliability, faster network expansion, allows centralised backup
d)
easy to use, intuitive, requires little training
29.
benefits of server
a)
adds reliability, faster network expansion, allows centralised backup
b)
storage size, appearance, reliability
c)
cables made from glass that becomes very flexible when thin
d)
A 2-in-1 PC consists of a screen and a detachable keyboard and has the functionality of both a laptop computer and a tablet
30.
benefits of embedded system/internet of things
a)
allows control of household objects from smartphone or controller like Alexa
b)
allows user to connect without wires, standards are agreed, eas to set up
c)
home use - low volume, high quality sometimes required for photos
d)
Input device used for games playing and flight simulators.
31.
benefits of smartphone
a)
Apps, Maps and Navigation., Search information on net, Entertainment � video, books, music, games, etc.
b)
a circuit board or card wih an ethernet connection (RJ45)
c)
�a technology that uses radio waves to provide network connectivity
d)
might break or need replacing, can only indicate 2 states such as on /off
32.
uses of mainframe computer
a)
bulk data processing, such as census, industry and consumer statistics, enterprise resource planning, and transaction processing.
b)
a printed circuit board that controls the output to a display screen
c)
decimal prefix meaning "a million million" or 1012
d)
a type of�hardware device that�converts between analog and digital data in real time for two-way�network communication.
33.
limitations of hybrid computer
a)
bulky, keyboards are smaller, switching operating system takes time
b)
a number expressed as base 10
c)
decimal prefix meaning "a million" or 106
d)
�computers that make direct use of�quantum-mechanical phenomena, such as superposition and entanglement, to perform operations on data
34.
benefits of quantum computer
a)
computers are very fast an powerful, can create and break conventional encryption
b)
to provide DC�power�for internal components of a�computer
c)
a device that connects to a computer and is used to project the video output from the computer onto a wall or screen
d)
connectivity affected by resistance of buildings and interference, limited range, slow
35.
description of mainframe
a)
computers used primarily by large organizations for critical applications
b)
fragile,more expensive, smaller screen, battery goes flat quickly
c)
automatic input device that recognises marks entered onto paper
d)
save space and portability where possible with small form factor devices
36.
limitations of embedded system/internet of things
a)
expensive aonnection kits, possibility of hacked devices
b)
connectivity needs line of sight, signal absorbed by atmosphere, towers expensive to build
c)
home use - low volume, high quality sometimes required for photos
d)
video conferencing, video showing seaside weather to potential tourists
37.
description of embedded system/internet of things
a)
internet-enabled computing devices embedded in everyday objects, enabling them to send and receive data
b)
prints high quality images on far bigger paper than most printers can
c)
Stored audio files can take up a lot of memory.Voice commands can be difficult to recognise.
d)
provides 2D,�3D�and sometimes even general purpose graphics processing (GPGPU) calculations for a computer
38.
benefits of tablet computer
a)
lightweight and portable, good for beginners and light users
b)
prints on paper by spraying ink out of tiny nozzles - shaped by crystals or electric current
c)
usually used with PC - moves cursor around screen in two dimensions
d)
save space and portability where possible with small form factor devices
39.
benefits of desktop
a)
more powerful , more features, cheaper than laptop
b)
one computer cannot be used by user, easier spread of viruses
c)
the technology that allows the text on paper documents to be converted into text which is editable after scanning
d)
a plug-in interface card that displays progress and error codes generated during power-on self-test (POST) of a�computer
40.
limitations of desktop
a)
more portable, smaller, less cords than a desktop
b)
theis technology is widely used for mobile devices at home or in shops and offices
c)
permanently part of a computer,can be used to store OS
d)
a printed circuit board that controls the output to a display screen
41.

description of switch

a)

a networking device that connects devices together by using packet switching to receive, process, and forward data to the destination device

b)

Used to process cheques by banks

c)

In classrooms or for presentations to groups of people

d)

A computer with a foldable sceen and keyboard which can be easily moved from place to place

42.

description of modem

a)

a type of hardware device that converts between analog and digital data in real time for two-way network communication.

b)

dont require installed programs, very light, fast with good connection

c)

cables made from glass that becomes very flexible when thin

d)

allows a computer to connect to a network using a wired connection

43.

description of hub

a)

a basic connection point for devices in a network - it passes data to all the devices attached to it

b)

adds reliability, faster network expansion, allows centralised backup

c)

Most widely used peripheral to input information into PC or laptop

d)

Short for Universal Serial Bus, a plug-and-play interface that allows a computer to communicate with peripheral and other devices

44.
The following device assigns unique IP addresses to computers on a LAN:
a)
Router
b)
Gateway
c)
Firewall
d)
Hub
45.
WAP stands for?
a)
Wireless Accessible Points
b)
Wireless Access Point
c)
Wired Able Place
d)
Wired Able Point
46.

description of combined/ hybrid devices

a)

networking devices which can allow more then one fucntion to take place. an example is hybrid routers which can funciton as a modem,wired routerand wirless router

b)

relatively cheap and reliable, can display text and graphics in a wide range of colours quiet , do not waste paper.

c)

More accurate than a mouse, and easier and more accurate to draw designs with

d)

hardware capable of holding information either temporarily or permanently that can be easilty transported

47.

uses of combined/ hybrid devices

a)

save space - used in most situations where specialised devise isn't required

b)

A lightweight laptop which is designed to use cloud services instead of different applications bein installed

c)

to provide DC power for internal components of a computer

d)

an input device that enters data with letters, numbers, symbols, and special function keys

48.

description of router

a)

small electronic devices that join multiple computer networks together via either wired or wireless connections

b)

a PCI or PCI Express card, which is designed to support a specific drive format such as SATA or SCSI (might be held on motherboard)

c)

Used on almost all computers to view and edit

d)

a device to convert images or text on paper into a digital format that can be used by the computer.

49.

description of wireless access point

a)

special-purpose communication devices similar to wireless routers on wireless local area networks (WLANs)

b)

a circuit board or card wih an ethernet connection (RJ45)

c)

Allows computer to be connected to a network

d)

to connect domestic users to the internet and other cable services

50.

description of wifi

a)

a technology that uses radio waves to provide network connectivity

b)

a personal computer that is designed to fit conveniently on top of a typical office desk

c)

dvices are extremely portable, powerful computers with touchscreen controls

d)

compatable with an ethernet cable (RJ-45)) - has two LED lights that blink when port is active

51.
limitations of copper
a)
cable is expensive and heavy, can corrode, and can allow electrical shocks
b)
more portable, smaller, less cords than a desktop
c)
More expensive than a mouse, not suitable for point and click programs
d)
allows a computer to generate sound- either basic sounds like beeps, or more sophisticated sounds using a sound card
52.
description of copper
a)
cables made from highly conductive metal which carry electrical signals
b)
Wherever fast, high quality printing is required
c)
used for the input of sound which is then digitised by the computer. The digital audio can be saved for playback later on
d)
to allow a computer to connect to a networl
53.
benefits of infrared
a)
cheap connectivity, low power devices, no interference
b)
Controlling cranes, trucks or powered wheelchairs
c)
rarely turned off, lot of RAM, possibly RAID
d)
turn on heating when on way home, turn on music using speech
54.
benefits of bluetooth
a)
cheap, automatic, low energy consumption connectivity
b)
software diagnostic disk, multimeter, cable tester, POST card
c)
allows the computer to send audio information to an audio device, like speakers, a pair of headphones, etc.
d)
the short-range wireless interconnection of mobile phones, computers, and other electronic devices
55.
Convert 128 to binary
a)
10000000
b)
01111110
c)
10000001
d)
11001100
56.
Convert 65 to binary
a)
01100001
b)
00100001
c)
01000001
d)
00100101
57.
Convert 254 to binary
a)
11110000
b)
11111100
c)
11111111
d)
11111110
58.
Convert 37 to binary
a)
00100101
b)
00100011
c)
00100111
d)
01000101
59.
Convert 00010001 to decimal
a)
17
b)
27
c)
37
d)
47
60.
Convert 01000100 to decimal
a)
58
b)
68
c)
78
d)
88
61.
0101
a)
6
b)
4
c)
7
d)
5
62.
1010 0011 
a)
63
b)
93
c)
B3
d)
A3
63.
1101 1110
a)
ED
b)
DE
c)
EC
d)
CE
64.
A9
a)
1010 1011
b)
1010 1001
c)
1001 1001
d)
1110 0101
65.
F6
a)
1111 0110
b)
1111 1010
c)
1111 0101
d)
1111 0011
66.
Which of these is the smallest?
a)
21 Nibbles
b)
40 bits
c)
8 bytes
d)
1 Kilobyte
67.
Which of these is the largest?
a)
9 Megabytes
b)
100 Kilobytes
c)
0.01 Gigabyte
d)
40000 Bytes
68.
Which of these would hold 1 hexadecimal value?
a)
Bit
b)
Nibble
c)
Byte
d)
Petabyte
69.
Which of these would most likely be used for a text document?
a)
Kilobyte
b)
Megabyte
c)
Nibble
d)
Terabyte
70.
Which of these would most likely be used for a HDD?
a)
Byte
b)
Megabyte
c)
Terabyte
d)
Petabyte
71.
Which of these is base 10?
a)
Denary
b)
Hexadecimal
c)
Binary
d)
ASCII

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