-Main frame computers (used in large institutions such as banks, government/capable of handling and
processing large amounts of data quickly MIPS)
-Supercomputers (powerful, designed to perform long and difficult calculations e.g weather forecasting,
simulations) - ANSWER-What are the computer classes by size?
.-RAM
-Motherboard - ANSWER-Processing:
.-Servers (provide services)
-Workstations(one user, HW advancements)
-Information Appliances (user friendly function playing music)
-Embedded Computers (computers that are a part of a machine/device) - ANSWER-What are the
computer classes by function?
.-Training
-Security
-Technology Dependent
-Flexibility (things change)
-Limitations - ANSWER-Disadvantages:
,.1. ____ is a network standard that describes rules for dividing messages into small packets, and
regulating the flow of these messages along the network. - ANSWER-c. TCP/IP
.1. A home network has which of the following capabilities? - ANSWER-Play multiplayer games on
multiple computers, Computers can access files and programs on other computers AND Two computers
can connect to the Internet at the same time
.1. With ____, users can send graphics, pictures and sound files, as well as short text messages, to a
phone or computer. - ANSWER-d. picture messaging
.1. With ____, users can send graphics, pictures and sound files, as well as short text messages, to a
phone or computer. - ANSWER-d. picture messaging
.10. A ____ is a network that covers a large geographic area such as a city or country. - ANSWER-c. WAN
.10. A ____ is a temporary connection that uses one or more analog telephone lines for
communications. - ANSWER-. dial-up line
.10. A ____ is a temporary connection that uses one or more analog telephone lines for
communications. - ANSWER-b. dial-up line
.10. A ____ is a third-party business that provides networking services for a fee. - ANSWER-VAN
.11. ____ is a protocol that defines how a network uses radio signals to communicate with a tag
attached to an object. - ANSWER-d. RFID
.11. A network ____ refers to the layout of the computers and devices in a communications network. -
ANSWER-topology
.11. IR is a wireless transmission medium that sends signals using ____. - ANSWER-a. infrared light waves
, .11. The type of network that connects computers in a limited geographical area such as a home or
school is called a ____. - ANSWER-b. LAN
.12. ____ is a network standard that specifies no central computer or device on the network should
control when data can be transmitted. - ANSWER-d. Ethernet
.12. ____ transmits at fast speeds on existing standard copper telephone wiring. - ANSWER-DSL
.12. A ____ is a network that covers a large geographic area such as a city or country. - ANSWER-c. WAN
.12. A network ____ refers to the layout of the computers and devices in a communications network. -
ANSWER-c. topology
.13. ____ is a network standard that describes rules for dividing messages into small packets, and
regulating the flow of these messages along the network. - ANSWER-TCP/IP
.13. ____ is a wireless transmission medium that distributes radio signals through the air over long
distances. - ANSWER-d. Broadcast radio
.13. A ____ network consists of a single central cable to which all computers connect. - ANSWER-bus
.13. The core of a ____ cable consists of dozens or hundreds of thin strands of glass or plastic that use
light to transmit signals. - ANSWER-d. fiber-optic
.14. ____ is a protocol that defines how a network uses radio signals to communicate with a tag
attached to an object. - ANSWER-RFID
.14. ____ is an electrical disturbance that can degrade communications. - ANSWER-c. Noise
.14. Which of the following is a long-distance digital telephone line that carries multiple signals over a
single communications line? - ANSWER-c. T-carrier line
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