ICT Computing Essentials - Lesson 4: Computer Networking

Which of the following describes a local area network (LAN)?

• a. The protocol used for sending outgoing e-mail

• b. Computers connected within a small geographic area

• C. A network connection within a large city or multiple small cities

• d. Used to share information with external businesses or individuals

Which is the largest type of network?

• Home network

• b. Local area network (LAN)

• C. Wide area network (WAN)

• d. Metropolitan area network (MAN)

What is an intranet?

• a. The global network used to transfer data all over the world

• b. A network used exclusively by internal employees of a company

• C. A group of computers connected within a small geographic area

• d. A network used to share information with external businesses or individuals

Which network topology is connected by a single network device?

• a. Bus

• b. Star

• C. Ring

• d. Mesh

Which network model is the least expensive?

• Client/server network

• b. Local area network (LAN)

• C. Peer-to-peer (P2P) network

• d. Mainframe/terminal network

What is formed when Bluetooth devices are paired with one another?

• a. Local area network (LAN)

• b. Wide area network (WAN)

• C. Personal area network (PAN)

• d. Metropolitan area network (MAN)

Which network device translates the signal between two different mediums?

• a. Modem

• b. Router

• C. Switch

• d. Hub

Which protocol is used to connect to the Internet?

• POP

• b. IMAP

• a. SMTP

• d. TCP/IP

Which device is used to connect LANs to each other?

• a. Routers

• b. Hubs

• C. Access Points

• d. Gateways

How many layers are there in the OSI reference model?

• a. 7

• b. 4

• C. 5

• d. 9