ICT Computing Essentials Lesson 4

Which protocol is used to connect to the Internet?

• IMAP

• POP

• TCP/IP

• SMTP

Which is the largest type of network?

• metropolitan area network (MAN)

• wide area network (WAN)

• local area network (LAN)

• home network

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

• metropolitan area network (MAN)

• local area network (LAN)

• wide area network (WAN)

• personal area network (PAN)

Which device is used to connect LANs to each other?

• access points

• hubs

• routers

• gateways

Which network model is the least secure?

• mainframe/terminal network

• client/server network

• local area network (LAN)

• peer-to-peer (P2P) network

Which network device sends data to every device that is connected to it?

• hub

• router

• switch

• modem

How many layers are there in the OSI reference model?

• 4

• 7

• 9

• 5

What is an intranet?

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

• A network used exclusively by internal employees of a company

• A group of computers connected within a small geographic area

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

Which network topology is connected by a single network device?

• star

• bus

• mesh

• ring

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

• Computers connected within a small geographic area

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

• Used to share information with external businesses or individuals

• The protocol used for sending outgoing e-mail