Unit 3 - Year 11 - Controlled Exam revision

What is a network?

• A group of devices connected together

• A single computer

• A hardware component

• A type of software

Which of the following is NOT a purpose of computer networks?

• Sharing software between computers

• Storing data on a single device

• Allowing communication between users

• Sharing hardware components

What type of network connects devices within a person's residence?

• Personal Area Network (PAN)

• Wide Area Network (WAN)

• Local Area Network (LAN)

• Home Area Network (HAN)

Which network architecture allows each node to act as both a client and a server?

• Local Area Network

• Wide Area Network

• Client-Server

• Peer-to-Peer

What is the primary function of a router?

• Stores data

• Regenerates weak signals

• Provides internet access

• Connects different networks together

Which device is used to connect a network to the internet?

• Switch

• Router

• Modem

• Access Point

What does a local user account allow a user to do?

• Access the internet

• Manage online accounts

• Use resources of a specific device

• Access all computers on the network

What is a disadvantage of online user accounts?

• Stores data securely

• Synchronizes user preferences

• Requires internet connectivity

• Easy access to files from multiple devices

Which of the following is a common network security threat?

• Firewall

• Encryption

• Malware

• Data backup

What is the purpose of a firewall?

• To protect against unauthorized access

• To store data

• To connect devices

• To manage user accounts