Topic 1: NDC

Which of the following is an advantage of using computer networks?

• Increased cost

• Resource sharing

• Complexity

• Redundant systems

What does LAN stand for?

• Long Area Network

• Local Access Network

• Local Area Network

• Low Area Network

Which network type covers a large geographical area?

• PAN

• LAN

• WAN

• MAN

Which device connects two or more networks?

• Switch

• Hub

• Router

• Repeater

What is the main function of a switch in a network?

• Boost signal strength

• Connect networks to the internet

• Forward data to the correct device

• Store files

What does WAN stand for?

• Wide Area Network

• Wireless Area Network

• World Area Network

• Wired Access Network

What is a disadvantage of computer networks?

• Data sharing

• Fast communication

• Security risk

• Cost-effective

What is BYOD?

• Bring Your Own Device

• Backup Your Online Data

• Bring Your Official Device

• Build Your Own Data

Cloud computing provides:

• Local-only access

• Expensive storage solutions

• On-demand access to computing resources

• Offline data sharing

Which layer of the OSI model deals with end-to-end communication?

• Data Link

• Transport

• Session

• Network