Exam 7: Computer Networks

The RedStar system built into many GM cars uses GPS to locate vehicles when the occupant activates the service or when sensors indicate that the car was involved in an accident.

The term communications, when used in a computer context, refers to ____________________.

GPS receivers are commonly used by individuals to determine their geographic location while hiking and to obtain driving directions while traveling.

With a(n) partial mesh topology, some devices are connected to all other devices, but some are connected only to those devices with which they exchange the most data.

Electronic medical monitors are available that take the vital signs of an individual (such as weight, blood-sugar readings, or blood pressure) or prompt individuals to answer questions.

The most common type of mobile phone is the cellular (cell) phone .

Microsoft Office markup tools and specialized ____ are used in conjunction with networking technology to allow multiple individuals to edit and make comments in a document without destroying the original content.

A(n) ____________________ is a private network, such as a company LAN, that is set up by an organization for use by its employees

____ refers to the amount of data that can be transferred (such as over a certain type of networking medium) in a given time period.

List some common uses for computer networks.

Because geosynchronous satellites are so close above the surface of the earth, there is no delay while signals travel from earth, to the satellite, and back to earth again.

In ____ transmission, data is sent at the same time as other related data to support certain types of real-time applications that require the different types of data to be delivered at the proper speed for that application.

The accompanying figure shows a ____ network.

The most common type of mobile phone is the satellite phone.

The ____ network consists of 24 Department of Defense satellites that are used for location and navigation purposes.

When parallel transmission is used, the message is sent at least one byte at one time with each bit in the byte taking a separate path.

Physicians can use telemedicine to perform remote diagnosis of patients.

____________________ cabling can be used with both analog and digital data transmission and is commonly used for LANs.

A(n) ____________________ is a network that covers a large geographical area.

Define and discuss the advantages of telecommuting.