Computing Essentials Review

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

• The protocol used for sending outgoing email

• 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

Which is the largest type of network?

• Home network

• Local area network (LAN)

• Wide are network (WAN)

• Metropolitan area network (MAN)

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?

• Bus

• Ring

• Mesh

• Star

Which network model is the least secure?

• Client/server network

• Local area nettwork (LAN)

• Peer-to-peer (P2P) network

• Mainframe/terminal network

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

• Local are network (LAN)

• Wide are network (WAN)

• Personal area network (PAN)

• Metropolitan area network (MAN)

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

• Hub

• Router

• Switch

• Modem

Which protocol is used to connect to the Internet?

• POP

• IMAP

• SMTP

• TCP/IP

Which device is used to connect LANs to each other?

• Routers

• Hubs

• Access Points

• Gateways

How many layers are there in the OSI reference model?

• 7

• 4

• 5

• 9