WorksheetsUnit 1 Revision Quiz
Total questions: 210
Worksheet time: 2hrs 53mins
What is the design, and use of robots that perform functions normally carried out by humans?
Robotics
3D Printer
AI
Expert Systems
When a computer performs tasks that are normally carried out by humans, this is known as?
Robotics
3D Printer
AI
Expert Systems
What are computer programmes designed to provide a solution to complex problems known as?
Robotics
3D Printer
AI
Expert Systems
What word means something is easy to use and understand and use, especially for people with a disaibility?
Accessibility
Bionics
Virtual Reality
Emerging Tech
What is the application of biology to the study of robots known as?
Accessibility
Bionics
Virtual Reality
Emerging Tech
RAM stands for:
What do device drivers do?
Allows the OS to communicate with hardware
Drives around the motherboard
Increases the amount of storage
Which of these is not a function of an OS:
Provide a user interface
Communicate with hardware
Allow the computer to multi-task
Improves CPU performance
_____________is a type of system software that allows a user to perform maintenance-type tasks
Operating system
System Software
Application software
Utility program
Which is not a type of System software?
Device drivers
Utility programs
Applications
Operating systems
Which one of these is best describes application software?
Software used to carry out
tasks e.g. web browser.
Software to help keep your
computer healthy e.g. anti-virus.
Software that allows you to use your computer and install other software.
Which of the following statements about cloud storage are true... (choose as many as are appropriate)
Data will be secure if there is a fire or other problem at the site
Data protection rules do not apply if you opt to use cloud storage
It prevents your data being hacked/targeted by hackers
It prevents the need to buy expensive hardware for data storage
Which of the following shows the capacity of OPTICAL STORAGE MEDIA in the correct order (smallest to largest)?
DVD > BLU RAY > CD
CD > DVD > BLU RAY
BLU RAY > DVD > CD
DVD > CD > BLU RAY
Rank the units of data storage in order from smallest to largest..
MB > KB > Byte > TB >GB
KB > Byte > MB > TB > GB
Byte > KB > MB > GB > TB
TB > GB > MB > KB > Byte
Which of the following storage devices is most suitable for use in mobile devices?
Cloud
Magnetic
Solid State
Optical
Which term is used to describe the fact that software should be able to be used by ALL types of users?
Accessibility
Useability
Optimisation
Which type of user interface is shown in the following image?
Command Line Interface
Graphical User Interface
Menu Interface
Speech and Sound Interface
Which service allows user to access programs over the internet?
Webcam Services
Cloud Computing
Head Cameras
Facial Recognition Software
Which storage device typically stores the most data?
Magnetic Tape
Magnetic Hard Disk Drive
CD-ROM
Solid State Drive
A DVD can store how much data?
25GB
4.7MB
650MB
4.7GB
Which of these are optical storage?
SD CARD
HDD
CD ROM
SSD
Which of these types of storage is usually the most expensive?
CD ROM
Solid State Drive
Magnetic Hard Disk Drive
Magnetic Tape
What does RAM do?
Save data for later use
Backing Up whole computer systems
Storing Films, Games
To store data and programs in current use by the computer
What is Blu-Ray used for?
Save data for later use
Backing up whole computer systems
Storing Films, Games
To store data and programs in current use by the computer
Which of the following usually stores the most data?
SSD
Magnetic Hard Disk Drive
Blu-Ray
Memory Stick
Which of the following is the fastest for data transfer?
Solid State Drive
Magnetic Hard Disk Drive
Blu-Ray
Magnetic Tape
What is a network?
Two or more computers that are connected together by cables
A single computer that is not connected to any other
Lots of computers in one place
What is a client?
A client is any computer in a network
A client is a single computer that is not connected to any other
A client is the central hub in a network
What is a server?
A server is any computer in a network
A server is a powerful computer that acts as a central hub in a network
A server is a single computer that is not connected to any other
Which of these would be a benefit of having a network?
Preventing any viruses spreading fro computer to computer
Sharing hardware, software and data
Preventing computers from being hacked
Which of these is a problem that could occur with a network?
A virus spreading from computer to computer
Sharing software and data
Sharing hardware
What is a computer called when it is not connected to a network?
A client
A server
A standalone
What is a local area network (LAN)?
Computers or devices that are connected over a small geographic area
Computers or devices that are connected over a large geographic area
Computers or devices that are not connected together
What is an example of a local area network (LAN)?
A school network
The internet
A standalone
What is a wide area network (WAN)?
Computers or devices that are connected over a small geographic area
Computers or devices that are connected over a large geographic area
Computers or devices that are not connected together
What is an example of a wide area network (WAN)?
A home network
A standalone
The internet
TRUE OR FALSE: A COMPUTER NETWORK is a collection of computers and devices connected together to share data.
TRUE
FALSE
Which is the largest computer network in the world?
Cellular
Airdrop
Bluetooth
The Internet
What is this a picture of?
Cable
Switch
Wireless router
Phone Mast
Which of the following peripherals is MOST likely to be shared via a network?
Projector
Printer
Keyboard
A network device that record which computers are connected to which ports. When traffic is received, it forwards the traffic to its intended recipient only.
Switch
Hub
Router
Wi-fi
Which is NOT a protocol:
HTTPS
HTT
FTP
SMTP
Which is more secure?
wireless networks
wired networks
Which protocol is used for sending emails?
POP
IMAP
SMTP
FTP
Give an example of Data Verification used in an online student registration system.
Checking the validity of a student's ID number
Calculating the total cost of attendance
Selecting courses for the semester
Writing a personal essay
What is an Extranet in the context of a company's computer network?
A private network that is accessible only to employees within the company using their computers
A private network that allows access by selected parties outside of the company, such as partners or clients, using their own computers
An open network where anyone with a computer and access can view the same resources and information as everybody else
A system that works like the internet but is only available within a particular organisation's computers, not to the public
How does a modem help a computer connect to the Internet?
It enables the computer to communicate with other computers on different local networks using distinct protocols.
It boosts the computer's signal before sending it to another network link, ensuring the data can travel further.
It allows a computer to access the Internet by converting the computer's digital signals into analog signals for transmission over telephone lines.
It acts as a bridge for data communication between different computer networks, managing the flow of data packets.
Which device in network hardware is responsible for connecting computers together with identical protocols to transmit data packets to and from computers on a network?
Switch
Hub
Router
Gateway
What is a primary advantage of cloud storage for a company's computers over maintaining in-house servers?
Keeps sensitive data within the company's local network.
Data is accessible 24/7 from any location worldwide.
Security and backup of data are solely dependent on internet access.
Staff may face difficulties accessing files outside of the company's network.
Which of the following is a threat to data transfer between computers that involves intercepting and possibly altering the flow of data packets across a network?
Hacking
Packet sniffing
Viruses
Malware
Match the following
Switch
Router
Bridge
Server
Ethernet
Connects multiple computers together in a network. Shares data between all computers
Router
Hub
Switch
Select all correct statements about routers
3 correct answers
Connects your LAN to other LANs
Checks if the incoming data packet is for your network
Picks the most efficient route for your outgoing data packets
Connects your device to the Internet
A computer device that provides a service to another computer for example this could be to save files and software centrally, store emails or hold a queue of documents waiting to be printed.
Switch
Wireless Access Point
Network Interface Card
Server
Enables devices to connect to a wireless network to communicate with each other
Wireless Access Point
Network Interface Card
Switch
Server
A computer network is...
A number of computers in the same room.
A number of computers linked together to allow them to share resources.
Computers that look the same
A number of computers all running the same software.
A router can connect different networks together.
True
False
Which of these are advantages of using a network?
Everyone can share the same resources.
You can share an internet connection.
The hardware can be expensive.
There is a risk of hacking and viruses.
We use the biggest network in the world every day it's called...
The Internet
The school network
Broadband
WiFi
A _________ is an internal hardware component that connects a device to wired or wireless networking connection.
Graphics Controller
Network Interface Controller (NIC)
Processor
Every NIC has a unique ____________
IP address
colour
MAC address
_____________ allow wireless-enabled devices to access the network.
Ethernet cables
Wireless Access Points
Coaxial cables
Wireless connections are popular because they avoid the need to install ________.
cables
software
NICs
__________ on a wireless connection is lower than a wired network.
Bandsize
Bandwidth
Bandlength
Fibre optic has a higher bandwidth than ________ and suffers from less interference.
wood
glass
copper
The least expensive transmission media that consists of two wires that wrap around each other. Used as a standard (Ethernet).
Fibre optic cable
Twisted pair cable
Coaxial cable
A transmission media that consist of a central wire, surrounded by insulation and a shield of braided wire to minimise interference.
Fibre optic cable
Twisted pair cable
Coaxial cable
A transmission media that consists of a core of glass or plastic threads.
Fibre optic cable
Twisted pair cable
Coaxial cable
A device that allows other devices to connect to a network using standards such as Wi-Fi.
Router
Switch
Hub
Wireless access point
Filters and forwards data packets within a single network. This creates a direct connection between devices (intelligent).
Router
Switch
Hub
Wireless access point
A connection point for devices in a network.
Unintelligent – packets are broadcast to every device.
Router
Switch
Hub
Wireless access point
Connects together different networks and forwards data packets along a network.
Router
Switch
Hub
Wireless access point
Security is more of a problem on a ___________________
wired network
wireless network
neither
both
The backbone of The Internet uses __________ cables.
ethernet
fibre optic
coaxial
A private computer network within an organisation.
Internet
Intranet
Logging on to my banking is considered an
Intranet
Extranet
Internet
World Wide Web
Internal network which only available inside an organization or a company
Network
Web Browser
https
Intranet
A unique identifier for each computer or device on a network
Web Address
URL
IP Address
IPV4
How can a user be authenticated to access an intranet?
With a username and password
No need to authenticate
Physical signing in book
Verification is used to check the information is up to date
True
False
Length checks are done on first names and surnames. What is a sensible length to check for, for a name?
2
5
10
15
Verification is performed to ensure that the data entered exactly matches the original source.
True
False
Choose the two correct
The hash total would be 868
The hash total would be 141,652
The batch total would be 868
The batch total would be 141,652
Choose the two correct
The hash total would be 11,110
The hash total would be 70
The batch total would be 11,110
The batch total would be 70
Choose the two correct
The hash total would be 909723
The hash total would be 10.23
The batch total would be 909723
The batch total would be 10.23
Encoding is ...
done to shorten a word or set of words
checking the data is accurate
checking the data is correct and matches the original
using a secret code to encrypt things like emails.
S,M,L,XL and Eng, Fra, Ita, Ger are examples of
Data Validation
Data Verification
Encoding
Encoding is done so that (choose more than one)
data entry is faster
data entry is more accurate
data stores less file space
to ensure the data entered is sensible and reasonable
is a meaningless check on numbers
What does data refer to in the context of ICT?
Processed information with context
Raw facts, figures, or symbols without any context
Information that has been organized and structured
Knowledge understood by the user
What is information according to the key terms provided?
Data that is understood by the user
Raw facts and figures like 12:00
Data that has been processed, organised, or structured to have meaning or relevance
The process of transforming collected data into categories
What is knowledge in the context of the information provided?
Raw facts and figures
Data that has been encoded
Information that is understood by the user
The quality of data
What does encoding of data refer to?
Understanding the information by the user
Adding context to raw data
The quality of data
The process of transforming collected data into a set of meaningful, cohesive categories
Which of the following is an example of encoding data?
12:00
Birmingham Airport to BHM
The time is 12:00 and I am late for my lesson
Data that has been processed and organized
Which of the following is not a quality of data mentioned in the image?
Cost
Clarity
Completeness
Creativity
What is the file format type commonly used by word processing software?
.xls
.db
.doc
.mp4
Which file property is not typically associated with audio files?
Duration
Bit rate
Dimensions
Sample rate
What does lossy compression do to a file?
Permanently removes data from a file
Temporarily groups data together without removing data
Increases the file size
Encrypts the file
Which of the following is not a file format for images?
.jpg
.mp3
.png
.tiff
What file format is typically used by spreadsheet software?
.doc
.xls
.db
.pub
Which file property is unique to video files compared to audio files?
File format
Duration
Frame rate
Bit rate
Which of these file types should you not use lossy compression on?
Text
Images
Sound
Video
What is data capture?
The process of checking data for errors
The process of getting data into the computer which can be checked using verification or validation
The method of protecting data from unauthorized access
The technique of analyzing data for trends
Which data verification method involves entering the same data twice?
Manual proofreading
CAPTCHA
Double entry
Two-factor authentication (2FA)
What does a range check validation method do?
Confirms the presence of data in all required fields
Sets a high and low limit between which a numerical value must fall
Restricts data entry to a particular data type such as a number
Ensures the data entered matches a list of set items
What is the purpose of a format check in data validation?
To ensure that data is entered an no field is left blank
To restrict the data to a list of set items such as clothes size or date
To set a limit on the type of characters that can be entered
To restrict the data entered to a certain length
Which data validation method ensures that a field is not left blank?
Range check
Lookup check
Length check
Presence check
What does LAN stand for?
Large Area Network
Local Area Network
Long Area Network
Limited Access Network
What is the primary difference in coverage between LAN and WAN?
LAN covers a large geographical area, while WAN covers a small geographical area.
LAN uses external hardware, while WAN uses internal hardware.
LAN covers a small geographical area, while WAN covers a large geographical area.
There is no difference in coverage between LAN and WAN.
Which network protocol is used to access web pages?
FTP
SMTP
HTTP
IMAP
What is the purpose of the SMTP protocol?
To transfer files between client and server.
To receive emails that are stored on the server.
To access encrypted web pages.
To send email messages over a network.
What does the TCP protocol do?
Identifies the source and the receiver of the data packets.
Used to access web pages that require encryption.
Used to send email messages over a network.
Breaks down data into packets ready to be transmitted.
Which protocol is used to receive emails that are stored on the server?
HTTP
SMTP
FTP
IMAP
What is the function of HTTPS compared to HTTP?
It is used to transfer files between client and server.
It is used to send email messages over a network.
It is used to access web pages that are encrypted.
It is used to receive emails that are stored on a device/deleted from the server.
What does network topology determine in a computer network?
The speed of data transfer
The structure of a network
The type of data being transferred
The number of users on the network
In a bus topology, how are devices connected?
Devices are connected in a circular pattern.
Devices are connected to a central hub.
Devices are connected to a single cable.
Each device is connected to every other device.
How is data transmitted in a ring topology?
Data is transmitted in both directions along the bus.
Data is transmitted in one direction around the ring.
Data is transmitted directly to the central switch.
Each node acts as a router, forwarding data packets.
What is the role of each node in a mesh topology?
Each node is connected to a single cable.
Each node is connected directly to the central switch.
Each node transmits data in one direction around the ring.
Each node acts as a router, forwarding data packets to other nodes.
What is a characteristic feature of a star topology?
Data is transmitted in both directions along the bus.
Each node is connected directly to the central switch.
Data is transmitted in one direction around the ring.
Each node acts as a router, forwarding data packets.
What is the purpose of a hub in a network?
It converts digital signals from the computer into an analogue signal.
It creates a wireless local area network.
It is used to connect computer devices together and broadcasts data packets to all devices connected to the network.
It stores the MAC address to broadcast data packets to the intended device.
What does a router do in a network?
It joins together two networks that use the same base protocols.
It amplifies or regenerates the signal it receives.
It is used to connect to other networks such as the internet.
It creates a wireless local area network by being connected to a wired router, switch or hub.
Which device is used to connect two networks that use different base protocols, such as linking a LAN to a WAN?
Repeater
Modem
Switch
Gateway
What is the role of a modem in a network?
It joins together two networks that use the same base protocols.
It amplifies or regenerates the signal it receives.
It converts digital signals from the computer into an analogue signal to be transmitted over telephone lines.
It creates a wireless local area network by being connected to a wired router, switch or hub.
What is an extranet?
A global network of networks which is accessed via the Internet.
A connected private network that only gives users of that organisation access to data.
A connected public network that can be accessed by an organisation and external users such as customers.
A collection of information which is accessed via the Internet.
What does Wi-Fi enable devices to do?
Connect to the internet or other local networks without physical cables
Transfer data between a reader and an RFID tag
Connect peripheral devices such as printers and keyboards to a computer
Exchange data packets with each other on the same wired network
What is the function of Bluetooth technology?
Long-range wireless connection via satellite
Data transfer between devices over short distances
Medium range wireless connection using cellular networks
Wired connection for local area networks
What is RFID used for?
Connecting to the internet without cables
Reading and transmitting data between a reader and an RFID tag
Transferring data over short distances via NFC
Connecting devices on a wired network to exchange data
What does NFC allow?
Communication between two devices over a long range
Data transfer between devices over medium range wireless connection
Communication between two devices over a short range, typically up to a few centimetres
Connection of peripheral devices to a computer
What is the purpose of USB?
Wireless connection to the internet
Standard interface for connecting peripheral devices to a computer or host device
Medium range wireless data transmission
Wired local area network protocol
What is Ethernet primarily used for?
Data transfer between devices over short distances via Bluetooth
Reading and transmitting data with RFID technology
Wired connection for local area networks to exchange data packets
Long-range wireless connection via satellite
Which technology provides a medium range wireless connection that works by transmitting data between cellular networks and a mobile device?
NFC
RFID
Mobile data
Ethernet
What is the range of a Satellite connection?
Short range, typically up to a few centimetres
Short distances between devices
Medium range using cellular networks
Long-range, connected to a satellite in orbit above earth
What is the primary purpose of a firewall in a network?
To facilitate the transfer of files over a network
To monitor and filter incoming and outgoing network traffic
To provide a platform for web hosting services
To enhance the speed of internet connection
What does the term 'bandwidth' refer to in networking?
The amount of data that can be stored on a network
The number of devices that can connect to a network
The maximum rate of data transfer across a given path
The security protocol used to protect network data
Compression in general makes it _______ to send, upload and stream data
Quicker
Slower
Lossless compression permanently deletes the data
True
False
Provides the rules for file transfer between computers.
FTP
FPS
HTTP
SMTP
UDP
Provides the rules to be followed by a web server and a web browser when requesting and supplying data.
FTP
SFTP
HTTP
HTTPS
SMTP
Ensures that communication between a host and a client are secured by encrypting communications.
FTP
HTTPS
USD
URL
HTTP
A protocol that allows email messages to be read and stored on a messaging server.
SMTP
SFTP
POP
IMAP
HTTPS
What media is most likely to be used on this network?
Wi-Fi
Fibre Optics
Ethernet Cable
Cloud
VPN
Identify this toplogy
WAN
LAN
Star
Mesh
Ring
"connections can be weakened by walls and ceilings..."
An advantage of a wired connection
A disadvantage of a wired connection
An advantage of a wireless connection
A disadvantage of a wireless connection
An advantage is that security is better as it is harder for strangers to join your network
Wired connection
Wireless connection
A disadvantage is that it costs money to add new devices and you are limited in how many devices you can connect...
Wired connection
Wireless connection
The device you are using e.g. a laptop has to stay in the same position - you can't move around with it.
Wired connection
Wireless connection
Very quick to add new devices and no extra hardware required...
Wired connection
Wireless connection
Faster connection so network and internet speeds can be quicker
Wired connection
Wireless connection
Higher bandwidth
Wired connection
Wireless connection
The name of the cable that connects a router / modem / server to devices such as PCs, games consoles etc.
Ethernet cable
Internet cable
USB
HDMI
What is bandwidth?
the amount of data that can be transferred across the internet
The speed of the internet
the amount of data that can be moved from one point to another in a given time
How big a music band is, in width (cms) :)
The term to describe when data is arriving at your device at a rate that is slower than it is being processed
Buttering
Baffering
Binnering
Buffering
