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WorksheetsUnderstanding Networks
Total questions: 20
Worksheet time: 10mins
What is a computer network?
A computer network is a collection of random devices without any communication.
A computer network is a type of software used for programming.
A computer network is a system of interconnected computers and devices that communicate and share resources.
A computer network is a single computer that operates independently.
Name two types of networks.
Personal Area Network (PAN)
Local Area Network (LAN), Wide Area Network (WAN)
Metropolitan Area Network (MAN)
Global Area Network (GAN)
What does LAN stand for?
Local Area Network
Long Area Network
Local Access Network
Large Area Network
What is the purpose of a router?
To provide internet access to devices.
The purpose of a router is to direct data traffic between networks.
To store data for backup purposes.
To enhance the speed of a single device.
Define the term 'bandwidth'.
Bandwidth is the number of devices connected to a network.
Bandwidth refers to the physical size of a network cable.
Bandwidth is the maximum data transfer rate of a network connection.
Bandwidth is the amount of time a network is active.
What is the difference between a switch and a hub?
A switch connects multiple networks, while a hub connects only one network.
A switch operates at the physical layer, while a hub operates at the data link layer.
A switch is used for wireless connections, while a hub is used for wired connections.
A switch is more efficient and directs data to specific devices, while a hub broadcasts data to all devices.
What is an IP address?
An IP address is a unique numerical label assigned to each device on a network.
A physical device that connects to the internet.
A type of software used to manage networks.
A protocol for sending emails.
Explain what a firewall does.
A firewall is used to enhance Wi-Fi signal strength in homes.
A firewall speeds up internet connections by caching data.
A firewall is a physical barrier that prevents fires in data centers.
A firewall monitors and controls network traffic to protect against unauthorized access and threats.
What is the function of a modem?
To amplify the signal for better reception.
The function of a modem is to convert digital data from a computer into analog for transmission and vice versa.
To store data for long-term access.
To provide wireless internet access without any cables.
What does Wi-Fi stand for?
Wired Fidelity
Wireless Functionality
Wireless Fiber
Wireless Fidelity
What is a VPN?
A VPN is a hardware device that boosts internet speed.
A VPN is a type of antivirus software.
A VPN is a social media platform for networking.
A VPN is a service that encrypts your internet connection and hides your IP address.
What is the role of a network administrator?
To develop software applications
To provide technical support for end users
The role of a network administrator is to manage and maintain computer networks.
To design new computer hardware
What is the Internet?
A software application for editing videos.
A type of computer hardware.
A social media platform for sharing photos.
The Internet is a global network of interconnected computers.
What is a network topology?
The cost of setting up a network
The type of devices used in a network
Network topology is the layout or structure of a network, including how devices are connected and communicate.
The speed of a network connection
Name one advantage of using a network.
Resource sharing
Limited connectivity
Increased costs
Reduced security
What is packet switching?
A method of data transmission that sends data in a continuous stream.
A technique used for video streaming that requires a constant connection.
Packet switching is a method of data transmission that breaks data into packets sent independently over a network.
A protocol for secure data transfer over the internet.
What is the purpose of network protocols?
To manage power consumption in devices
To increase the speed of the internet
The purpose of network protocols is to enable communication and data exchange between devices in a network.
To provide security for all devices
What does DNS stand for?
Domain Name System
Domain Naming System
Domain Name Service
Dynamic Name System
What is a peer-to-peer network?
A peer-to-peer network is a centralized system controlled by a single entity.
A peer-to-peer network only allows one participant to share resources at a time.
A peer-to-peer network is a decentralized network where each participant can share resources directly with others.
A peer-to-peer network is a type of client-server architecture.
What is the significance of network security?
Network security focuses solely on user authentication.
Network security is only about firewalls.
The significance of network security lies in protecting data, ensuring integrity, and maintaining service availability.
Network security is irrelevant in modern systems.
