WorksheetsGRADE 19 NETWORKS AND EFFECTS
Total questions: 101
Worksheet time: 53mins
This Type of network is used in 1 building.
WAN
MAN
PAN
LAN
This Type of network is used between a country and another.
WAN
MAN
PAN
LAN
What LAN stands for?
Local Advantage network
Loyal Area Night
Local Ability Norm
Local Area Network
Name an item of hardware that would be used to connect a LAN to a WAN
Switch
Router
Hub
Washing Machine
To o prevent the customers’ bank details from being read by hackers, the bank uses encryption.
Which of the options below is NOT related to data encryption?
Data will be scrambled/encoded
To save Space
Data will become not understandable/readable
Protects sensitive data
This Device Recognize IP Addresses
Hub
Router
Switch
This Device Recognize only MAC Addresses
Hub
Router
Switch
This Device doesn't Recognize any Address (called dumb device)
Hub
Router
Switch
Select 2 options that apply to the Internet
A public network
The content is easily controlled
The network of all networks
Exists Within a single organisation only
Select 2 options that apply to the Intranet
A public network
The content is easily controlled
The network of all networks
Exists Within a single organisation only
Select 2 advantages of Emails over the traditional faxes
Transmission of messages is relatively slow
When received can be edited using a word processor
Can have attached sound file
The message is a hard copy
Select 2 advantages of the traditional faxes over the emails
Transmission of messages is relatively slow
When received can be edited using a word processor
Can have attached sound file
The message is a hard copy
WLAN stands for Wide Local Area Network
True
False
WAN requires the use of a Router.
True
False
The Internet is the Biggest WAN
True
False
LAN covers larger area than WAN
True
False
Select 2 similarities between physical faxing and electronic faxing
Both involve you being assigned a fax (phone) number
Both can involve use of a hard copy original
Both require purchase of a fax machine
What ISP stands for?
Internet Service Provider
International Server Program
Internet Server Plan
Internal Service Program
What VOIP stands for?
Volume On Internet Plan
Voice Over Internet Protocol
Voice Online International Plan
Select The Picture that shows an example of a WAN network
What networks provide compared to computers running offline (not connected to a network)?
Less power consumption
Greater processor speed
Internet access and device-to-device communication
Greater protection against viruses.
What is a network?
A gaming platform for computer games.
A group of people discussing common interests on the Internet.
The name of a popular social networking site
Two or more computers connected to each other
What is the role of routers in a computer network?
Routers used to join several networks together.
Routers assign IP addresses to computers connected to the internet
Routers are devices that only work with wired networks, not wireless ones
Routers store data packets within the network
Which of the following network devices is primarily responsible for dividing a network into smaller segments, thus reducing network traffic and optimizing data transmission?
Hubs
Switches
Modems
Bridges
What is the main function of a hub in a network configuration?
Assigns IP addresses to devices.
Reads destination addresses in data packets
Connects multiple networks together
Passively forwards data to all devices connected to it
Which network device is essential for converting digital data from a computer into analog signals for transmission over telephone lines, enabling internet connectivity via a phone line?
Hubs
Routers
Modems
Switches
What is the purpose of bridges in a network?
Filter and forward data packets based on MAC addresses, reducing traffic within a single network segment.
Connect multiple networks together.
Assign unique IP addresses to devices.
Read destination addresses in data packets.
Which wireless technology is commonly used for short-range communication between devices, such as smartphones, tablets, and laptops, and does not require a direct line of sight between the communicating devices?
Infrared
NFC (Near Field Communication)
Bluetooth
Wi-Fi
What is the primary advantage of Wi-Fi technology in a network setup?
Faster data transmission than wired connections.
Provides secure connections through physical cables.
Suitable for long-range communication.
Enables wireless connectivity
What is the primary function of web browser software?
To design graphics for websites
To allow users to view web pages from the internet
To store web pages on the internet.
To create web pages.
What does connecting to the internet mean for your computer?
Your computer becomes part of the largest network in the world
Your computer can only access a limited number of websites
Your computer becomes part of a smaller network.
Your computer becomes isolated from other networks.
What is the main difference between an intranet and the internet?
Intranet is a faster version of the internet, used by corporations for high-speed data exchange.
Intranet is a private network within an organization, accessible only to its members
Intranet is a public network, while the internet is private and restricted.
Intranet is a worldwide network, while the internet is limited to a specific organization
How does an extranet differ from an intranet?
Extranet extends an intranet to allow controlled access by external users, such as business partners or clients, for collaborative purposes.
Extranet is a type of intranet used for secure internal communication.
Intranet is exclusively for internal use, while an extranet allows limited external access to selected users or partners.
Intranet and extranet are synonymous terms and can be used interchangeably.
What does LAN stand for in the context of computer networking?
Large Area Network
Local Area Network
Limited Access Network
Long-range Area Network
Which of the following statements is true about WAN (Wide Area Network)?
WAN covers a large geographic area
WAN is limited to connecting devices within a household.
WAN and LAN are the same and can be used interchangeably.
WAN covers a small geographic area, such as a single building or campus.
What does the term "password interception" refer to in the context of cybersecurity?
Changing a password without the user's knowledge or consent.
Illegally capturing or stealing a user's password while it is being transmitted, often for unauthorized access to sensitive information.
Generating a new password for a user who has forgotten their old password
Creating a duplicate password for backup purposes, a process where a secondary identical password is generated and stored securely to ensure users can regain access in case of forgotten or lost passwords, providing an added layer of security and access control
Malicious software in single word
(a)
What is spyware, and how does anti-spyware software help protect computer systems?
Spyware refers to software that enhances system performance, while anti-spyware software provides real-time backup for files and applications.
Spyware is software that secretly collects user information without consent, and anti-spyware software detects, removes, and prevents the installation of spyware, safeguarding user privacy and preventing unauthorized data collection.
Spyware speeds up internet connections, and anti-spyware software blocks access to certain websites.
Spyware ensures secure communication between devices on a network, and anti-spyware software encrypts sensitive files on a computer.
Which of the following actions are potential risks associated with computer viruses?
Display annoying messages on the screen
Delete programs or data
Use up resources, making your computer run more slowly
Spy on your online use - for example, they can collect usernames,
What are common indicators that can help users recognize fake/bogus websites?
Displaying numerous ads and pop-ups; having a professional design and layout.
Asking for personal or financial information via email; containing a combination of uppercase and lowercase letters in the website address.
Having misspelled words, poor grammar, or unprofessional design
Being accessible via HTTPS protocol; having a large number of online reviews and positive testimonials.
What are effective strategies to protect a network from unauthorized access by hackers?
Use a firewall
Disconnect from network
Use anti-malware
Change passwords regularly
What are common techniques used in two-factor authentication for enhancing security?
Receiving one-time codes via text messages or authentication apps.
Using a single password for multiple accounts; answering security questions
Sharing passwords with trusted colleagues; keeping the same password across all accounts.
Using biometric data alone, such as fingerprint or facial recognition, without any additional verification method.
What security measure involves converting information into an unreadable format to prevent unauthorized access during transmission or storage?
(a)
Data about a living identifiable person which is specific to that person and is more personal than just your name and address.
******** DATA
(a)
A series of characters chosen by the user, used to check the identity of the user when they require access
to an ICT system.
(a)
What is the Network?
Two or more computers connected together
One computer
Three or more computers connected together
More then ten computers
Network Devices are ...
Bridge, Switch, Modem
Router, NIC, Hub
Mouse, Keyboard, Monitor
RAM, ROM, Wifi
What is the Bluetooth and Wi-Fi?
Wired communication
Wireless communication
E-Mailing each other
Using web browsers
What is the Web browser software?
Is a program that allows web pages stored on the internet to be viewed
Sharing peripheral devices such as printers and scanners
They route data packets from one device to another
Make a record of the data packets being sent
A small network usually confined to one building
WAN
Bluetooth
WLAN
LAN
Select 2 options that apply to the Internet
A public network
The content is easily controlled
The network of all networks
Exists Within a single organisation only
Select 2 options that apply to the Intranet
A public network
The content is easily controlled
The network of all networks
Exists Within a single organisation only
Name an item of hardware that would be used to connect a LAN to a WAN
Switch
Router
Hub
Washing Machine
What LAN stands for?
Local Advantage network
Loyal Area Night
Local Ability Norm
Local Area Network
This type of network is private.
Internet
Intranet
Online meeting offering audio and visual communications over a private connection using privately owned hardware
web-conferencing
audio-conferencing
video-conferencing
electronic faxing
What is NIC?
Network Interface Card
Network Identifier Card
Network Internet Card
None of the above
What is the difference between a hub and a switch?
Switches switch lights on
There is no difference
Switches send data only to the computer that requested it
A router uses IPs
The process of turning information (eg, a message) into a form that only the intended recipient can decrypt and read. This process is called?
entitlement
encryption
decryption
authentification
Authentication are biological measurement or an analysis of physical characteristics that can be used to identify individuals. This method of authentication is called?
touch method
body method
biometric method
physical method
It is a computer program that is hidden within another program or file. It has harmful effect like corrupting, or deleting data. What type of malware is this?
worm
trojan
virus
spyware
Which of these is NOT an advantage of networks?
Sharing peripheral devices such as printers and scanners
Possible to communicate globally
Can protect against viruses
PCs can be backed up and updated by one central PC
(a) refers to the network command for how to format the conversation between two devices.
A network of network connecting local area networks over a large geographical area
LAN
WAN
WLAN
Internet
A technology which enables devices to connect using radio waves to the networks without cables
Wifi
Bluetooth
WLAN
LAN
A technology which enables devices to connect wirelessly to other near by devices (eg speakers, keyboards)
Wifi
Bluetooth
WAN
LAN
Address allocated to a device by that router each time it connects to a network
NIC
ISP
MAC
IP
What is number 3?
Web browser
ISP
Router/Modem
Hub/Switch
WWW is?
World web will
World well wish
World wide web
Work wide web
What is URL?
University Rule Link
Universal Resource Locator
Uniform Resource Locator
Universal Resource Location
Name the networking device that acts as an entrance to another network, most of the time is the router or ____ :
Modem
Gateway
Bridge
Switch
What is the name of a group of computers that are able to communicate with each other.
WiFI
Using internet only
Network
Bluetooth
IP address is made of _______ bits
2
8
24
32
Two different versions of IP Addresses:
IPv4
IPv5
IPv2
IPv6
Two common available methods in wireless communications are:
WiFi
Fiber Optic
Bluetooth
Ethernet
A device that uses radio waves to transmit data and receive data from devices
Wireless access point (WAP)
Switch Access Point
WiFI Access Point (WAP)
Router
Two common use of Bluetooth:
Used to download videos from internet
When transferring data in less than 30 metres
When the speed of data transmission is not critical
When transferring data to internet
Which Wireless communication has highest Data transfer rate..
Fiber Optic
Wifi
Bluetooth
Modem
Maximum number of devices connected in Wifi...
Depend on bridge
7
Depends on router
Both Choice of number 2 and 3
What are Maximum effective range (metres) for Wifi and Bluetooth...
Wifi = 100 m, Bluetooth = 3 m
Wifi = 100 m, Bluetooth = 30 m
Wifi = 10 m, Bluetooth = 3 m
None of the above
Two advantages of wireless networking technology such as WiFi compared to cabled network
Reduced cost of cabling/Safer – won’t trip over wires
Much faster data transmission compared to Cabled
More secure compared to cabled
Makes the computer portable as long as it’s within range of the wireless access point
What does LAN stand for?
Logical Analogue Network
Laser Assisted Network
Local Area Network
What is a server in a computer network?
Someone who manages the network
The name for a large number of computer cables
A powerful computer that provides a service, such as centralized file storage
is a device used to connect computers together to form a LAN
Router
Hub
Modem
is a network with restricted access
Internet
Intranet
WLAN
Which of these computers is the largest?
PDA
Desktop
Mainframe
Use of fingerprints, retina scans, or other body features as an authentication mechanism
Technology
Biometrics
Fingerprint Scanner
Cipher
When someone tries to access their email and are required to enter their user name and password to gain access this is called
Single factor authentication
Multi factor authentication
Two step authentication
Simple authentication
A computer network is where two or more devices are connected together so they can share...
people
resources
cables
What is the minimum number of computers needed to create a network?
1
2
3
4
Which of the following hardware devices is most likely to be shared on a network?
Mouse
Keyboard
Monitor
Printer
What does the 'W' stand for in 'WAN'
Wireless
World
Web
Wide
The type of a networking specific to only users of an organization is called
infranet
internet
intranet
net and net
Which of the following can you do on the Internet?
All of them
Online shopping
Video calling
Streaming music
What does ISP stand for?
Internet Service Provider
Internet Sales People
Internet Switching Packets
Internet Safety Protocol
Which of the following terms describe the technology that allows devices to connect to each other wirelessly without cables?
Hotspot
LAN
WiFi
Bluetooth
An area where devices can access the internet using WiFi is called....
WiFi
Hotspot
Hotpoint
Access Point
Bluetooth devices communicate using.....
Infrared
radiowaves
both A and B
nor A and B
Two common use of Bluetooth:
Used to download videos from internet
When transferring data in less than 30 metres
When the speed of data transmission is not critical
When transferring data to internet
