Year 8 end of year exam

What is a computer network?

• A standalone computer system with no external connections.

• A collection of interconnected devices that communicate and share resources.

• A single server providing resources to multiple clients.

• A type of software that allows computers to run applications.

Which of the following is NOT a basic component of a computer network?

• Nodes

• Links

• Protocols

• Monitors

What does WAN stand for in computer networking?

• Wide Area Network

• Wireless Access Node

• Wired Area Network

• Web Access Network

What is the purpose of routers in a network?

• To store data for network users

• To connect multiple networks and direct traffic between them

• To provide a user interface for network administration

• To supply power to network devices

Which network topology uses a single central cable to which all network devices are attached?

• Star

• Bus

• Ring

• Mesh

What is a common network security threat?

• Email marketing

• Malware

• Open-source software

• User manuals

Which protocol is commonly used for data transmission in a network?

• HTTP

• TCP/IP

• HDMI

• USB

What is the main advantage of wired networks over wireless networks?

• Flexibility

• Mobility

• Reliability and security

• Cost-effectiveness

What is the role of encryption protocols like SSL/TLS and IPsec in computer networks?

• They filter network traffic to block unauthorized access.

• They ensure secure data transmission over networks by encoding data.

• They monitor network activities for suspicious behavior.

• They connect everyday objects to the internet.

What is the primary purpose of firewalls in network security?

• To establish guidelines for network usage and security measures.

• To track network performance and identify problems.

• To filter network traffic and block unauthorized access.

• To connect hardware and software in networking.