Practice&Review

In a _____ computers can exchange and share information and resources

• office
• network 
• restaurant
• organization

A thin glass or plastic strands surrounded by insulating glass cladding and a protective coating.

• wired cable 
• coaxial cable 
• fiber optic cable
• twisted pair cable

A ______ is a data communication system spanning states, countries, or the whole world.

•  Local Area Network
• Wide Area Network
• Personal Area network 
• Metropolitan Area Network

A _______ is a data communication system within a building,  campus, or between nearby buildings.

• Local Area Network
• Wide Area Network
• Personal Area network 
• Metropolitan Area Network

The _______ is the physical path over which a message travels.

• signal
• medium
• protocol
• all the above 

________ is a collection of many separate networks.

• An internet
• A local area network
• A wide area network
• A metropolitan area network 

The _______ is a worldwide collection of networks that links together millions of businesses, government agencies, educational institutions and individuals.

• ethernet
• intranet
• internet
• extranet

Why are network so useful?

• They make life comfortable
• They facilitate communications
• They allow for sharing of resources
• All of the above

All of the following except ______ are examples of physical media.

• Coaxial cable
• Twisted pair cable
• Microwave oven
• Fiber optic wire

_________ refers the physical arrangement of network.

• diagram
• data flow
• mode of operation
• network topology