Exam 6: Data Communication: Delivering Information Anywhere and Anytime

An Ethernet cable is used to connect computers,hubs,switches,and routers to a network.

In a bus topology,hardware devices called _____ are used at each end of the cable to absorb a transmitted signal.

In data communication,_____ refers to integrating voice,video,and data so that multimedia information can be used for decision making.

What are the major types of networks?

_____ is a high-speed carrier service that uses ordinary phone lines to send and receive data.

_____ cables have the highest bandwidth of any communication medium.

Internet protocol (IP) is responsible for packet forwarding.

Any packet-switching network can handle multimedia data.

_____ refers to using a cellular phone outside of a carrier's limited service area.

In a typical data communication system,which of the following statements is true of a sender and receiver device?

An access point (AP) is the part of a wireless local area network (WLAN) that connects it to other networks.

Describe the main advantage and disadvantage of a centralized processing system.

Describe the ring topology.

List three drawbacks of decentralized systems.

Distributed processing configuration maintains decentralized control and centralized operations.

In the context of different network types,a(n) _____ is typically used to connect workstations and peripheral devices that are in close proximity.

In _____ data transmission,multiple pieces of data are sent simultaneously to increase the transmission rate.

_____ is the loss of power in a signal as it travels from the sending device to the receiving device.

A(n) _____ is a network connecting device,which can build tables that identify addresses on each network.

In the context of communication media,_____ provide a physical path along which signals are transmitted,including twisted pair cable,coaxial cable,and fiber optics.