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WorksheetsUNIT 3 - Controlled Quiz
Total questions: 57
Worksheet time: 14hrs 15mins
Choose the correct definition of a Network
A network is a group of computers that are physically next to each other
A network is a group of devices that are connected together
A network is a software application used to connect multiple computers for online gaming purposes.
A network is a standalone computer system that does not require any external connections for operation.
Which of the below is NOT the purpose of a network?
Browsing
Sharing of Software
Sharing of Data
Ease of Communication
How are computer networks used in banks?
To control traffic lights
To manage financial transactions and online banking
To cook food in the cafeteria
To send letters by post
In schools, computer networks are mainly used for:
Playing video games
Watching movies during class
Accessing educational resources and online learning platforms
Ordering pizza for lunch
How are computer networks utilized in hospitals?
For organizing birthday parties
Storing and accessing patient records to be accessed by different doctors
Controlling the temperature in the hospital wards
Patients can watch Tv shows
What is a common use of computer networks at home?
Flying drones in the backyard
Sharing files and printers among family members
Managing the temperature of the AC
Opening the from door with the intercom
At petrol stations, computer networks help in
Selling products
Managing inventory and processing transactions
Offering free car washes
Managing the fuel flow from the petrol pumps
In hotels, computer networks are often used for:
Controlling the AC temperatures
Providing Wi-Fi access to guests
Sending gift baskets to guests
Monitoring the CCTV system in the hotel
How are computer networks utilized in cars?
provide the Cruise Control to the driver
Music system
parking cameras
Providing navigation and entertainment systems
What is a common use of computer networks in airplanes?
Communication between the pilot and the control tower
Planning the route to fly
Checking the fuel levels of the plane
Monitoring the Guests on the plane
What does PAN stand for?
Personal Area Network
Public Access Network
Primary Access Node
Professional Area Network
Which type of network typically covers a small geographic area such as a home or a very small office office?
Home Area Network (HAN)
Metropolitan Area Network (MAN)
Wide Area Network (WAN)
Campus Area Network (CAN)
CAN is an abbreviation for:
Centralized Area Network
Campus Access Network
Connected Area Network
Controller Area Network
Which type of network connects devices within a larger geographical area such as a city or town?
Personal Area Network (PAN)
Local Area Network (LAN)
Wide Area Network (WAN)
Metropolitan Area Network (MAN)
What is the main characteristic of a WAN?
It covers a small geographic area
It is typically used within a single building or campus
It spans large distances, often connecting across cities or countries
It is limited to a single user's personal devices
Which type of network is commonly used for connecting devices like smartphones, tablets, and wearable devices?
CAN
PAN
MAN
WAN
Which type of network typically requires more initial setup cost?
Client-server network
Peer-to-peer network
In terms of network management, which network type usually requires a dedicated administrator to oversee operations?
Client-server network
Peer-to-peer network
Which network architecture is often considered more scalable for larger organizations with many users?
Client-server network
Peer-to-peer network
What is a characteristic of peer-to-peer networks regarding network management?
They require a central server for all communication.
Each node can act as both a client and a server.
They have stricter access control compared to client-server networks.
They are more expensive to maintain.
Which network type typically offers better security features?
Client-server network
Peer-to-peer network
In peer-to-peer networks, how are files typically shared among users?
Through a central file server
Directly between individual devices
Through a dedicated network administrator
By using a complex encryption algorithm
What is a potential disadvantage of peer-to-peer networks compared to client-server networks?
Higher initial setup cost
Limited scalability for large organizations
Requires dedicated network administrator
Lower security due to decentralized control
What device connects devices within a local network and forwards data?
Router
Switch
Modem
What device connects multiple local networks and manages traffic between them?
Router
Switch
Modem
What device converts digital signals to analog for transmission over telephone lines?
Modem
Repeater
Access point
What device extends the reach of a network by amplifying or regenerating signals?
Router
Switch
Repeater
What device provides wireless connectivity to devices within a local network?
Router
Switch
Access Point
What is the endpoint device in a network called (typically a computer)?
Router
Switch
Host
What device connects a network to the internet?
Router
Switch
Modem
What device manages IP address distribution?
Router
Switch
Access Point
Identify the network symbol for this device
Router
modem
Repeater
Identify the network symbol for this device
Router
modem
Repeater
Identify the network symbol for this device
Switch
Access point
Host
What is the primary purpose of an administrator account on a local computer?
To limit access to certain files and folders
To customize the appearance of the desktop
To install software, change system settings, and manage other user accounts
To control the speed of the internet connection
What privileges does a standard user account typically have on a local computer?
Full control over all system settings and files
Limited access to system settings and the ability to install software with Admin password
Ability to delete other user accounts
Ability to bypass password requirements
What is the primary purpose of a guest account on a local computer?
To provide full administrative access to the system
To restrict access to certain files and folders
To allow temporary access to the computer for users without their own account
To disable internet access for all users
Which type of account is typically used by individuals who manage and maintain the computer system?
Standard account
Guest account
Administrator account
Power user account
What can an administrator account do that a standard user account cannot?
Install software and hardware drivers
Change system settings and configure network connections
Access all files and folders on the computer
All of the above
What is one advantage of having an online user account?
Enhanced privacy of personal information
Synchronization of files and settings across multiple devices
Decreased accessibility to files saved on other devices
Increased vulnerability to security breaches
Which of the following is a disadvantage of using Single Sign-On (SSO) for online user accounts?
Increased convenience by requiring only one password for multiple services
Decreased risk of password theft and security breaches
Potential security issues due to a single point of failure
Improved privacy protection for user information
What is one potential disadvantage of depending on an internet connection for accessing online user accounts?
Enhanced security against unauthorized access
Reduced risk of data loss due to online storage
Dependency on internet availability for accessing files and services
Increased efficiency in managing multiple accounts
What is a network threat where harmful software is used to damage computer systems?
Hacking
Malware
Phishing
Spam
Which threat involves unauthorized access to a computer system to steal information or cause harm?
Hacking
Botnet
Denial of Service (DoS) Attack
Malware
What is a network attack that floods a server to prevent legitimate users from accessing it?
Spam
Phishing
Denial of Service (DoS) attack
Malware
What is the term for tricking individuals into revealing sensitive information through fake emails or websites?
Spam
Phishing
Hacking
Botnet
What is a network threat involving a large group of compromised computers controlled by a central attacker?
Botnet
Malware
Hacking
Denial of Service (DoS) attack
What is a common protection measure used to block unauthorized access to a networked device or network?
Anti-malware
Security updates
Restore point
Firewall
Which protection measure helps to prevent malware infections by scanning and removing malicious software from a networked device?
Firewall
Anti-malware
Disk freezing
Backups
What feature allows a user to revert a networked device to a previous stable state in case of system issues or malware infections?
Security updates
Restore point
Sand boxing
Disk freezing
What measure helps protect a networked device by regularly patching vulnerabilities and fixing security flaws in the operating system and software?
Firewall
Anti-malware
Security updates
Sand boxing
What is a method of isolating potentially harmful programs and preventing them from affecting other parts of a networked device?
Backups
Sand boxing
Firewall
Disk freezing
What encryption protocol is commonly used to secure wireless networks and provides stronger security compared to WEP?
WPA
WPA2
WEP
SSID
What wireless network protection measure involves hiding the network name from being broadcasted to nearby devices?
WPA
WPA2
Hide SSID
MAC address filtering
What security measure restricts access to a wireless network based on the unique hardware address of each device?
WEP
MAC address filtering
Access point username and password
Update access point firmware
What is a recommended practice to enhance the security of a wireless network?
Turn off Wi-Fi Protected Setup (WPS)
Use an easily guessable password
Share the Wi-Fi password with neighbors
Broadcast the SSID to attract more users
How can you ensure the security of your wireless access point?
By using the default username and password
By updating the access point firmware regularly
By disabling WPA2 encryption
By setting an open network without any security measures
