Chapter 8 – Communications and Networks (Quiz)

The concept related to using computer networks to link people and resources. a.) connectivity b.) GPS c.) TCP/IP d.) Wi-Fi

A high-frequency transmission cable that delivers television signals and connects computers in a network. a.) coaxial b.) hi def c.) 3-D d.) twisted pair

A short-range radio communication standard that transmits data over short distances of up to approximately 30 feet. a.) Bluetooth b.) broadband c.) DSL d.) TCP/IP

The speed with which a modem transmits data is called its: a.) digital velocity b.) dynamic rate c.) modular rating d.) transfer rate

The bandwidth typically used for DSL, cable, and satellite connections to the Internet. a.) baseband b.) broadband c.) medium band d.) voiceband

Every computer on the Internet has a unique numeric address called a(n): a.) IP address b.) DNS c.) broadcast d.) packet

Sometimes referred to as a LAN adapter, these expansion cards connect a computer to a network. a.) PCMCIA b.) NIC c.) server d.) VPN

A device that allows one LAN to be linked to other LANs or to larger networks. a.) IDS b.) network gateway c.) PAN d.) switch

Typically using Wi-Fi technology, these wireless access points are available from public places such as coffee shops, libraries, bookstores, colleges, and universities. a.) hotspots b.) extranets c.) PANs d.) LANs

Bus, ring, star, tree, and mesh are types of network: a.) topologies b.) protocols c.) strategies d.) devices

Match each term to the correct definition. node, TCP/IP, tree, microwave, protocols, intrusion detection system, peer-to-peer, analog, bus, network administrator a.) Type of network topology in which each device is connected to a common cable called a backbone. b.) A widely used Internet protocol. c.) Uses high-frequency radio waves. d.) Signals that are continuous electronic waves. e.) Rules for exchanging data between computers, f.) Any device that is connected to a network. g.) A computer specialist responsible for efficient network operations and implementation of new networks. h.) This network, also known as a hierarchical network, is often used to share corporate-wide data. i.) In this network, nodes have equal authority and can act as both clients and servers. j.) Work with firewalls to protect an organization's network.