Unit 8 ITE
Unlock all answers in this set
Unlock answersquestion
A network gateway can be used to connect the LAN of one office group to the LAN of another office group.
answer
True
question
Packetization refers to breaking information into small parts for transmission across the Internet.
answer
True
question
In a communication system, which among the following convert messages into packets that can travel across the communication channel?
answer
Connection devices
question
A MAN is a network that is frequently used as links between office buildings that are located throughout a city.
answer
True
question
Which physical connection is the fastest?
answer
Fiber-optic cable
question
Every computer on the Internet has a unique numeric address called a(n) _______.
answer
IP address
question
A network topology in which the central node is connected to two or more subordinate nodes that, in turn, are connected to other subordinate nodes.
answer
Tree
question
This type of network strategy uses central servers to coordinate and supply services to other nodes on the network.
answer
Client/server
question
In a computer network, this node that requests and uses resources available from other nodes.
answer
Client
question
This device enables connectivity between two LANS or a LAN and a larger network.
answer
Network gateway
question
Fiber-optic cable transmits data as pulses of light through tiny tubes of glass.
answer
True
question
The capacity of a communication channel is measured in _______.
answer
bandwidth
question
A text file is a document that includes formatted text.
answer
False
question
What do you call a row in a table that has exactly the same information in one or more columns?
answer
duplicate row
question
How does Excel treat criteria entered on the same row?
answer
AND condition
question
Cellular services use _______ to provide wireless connectivity to the Internet.
answer
3G and 4G cellular networks
question
Which among the following is considered a line-of-sight communication medium?
answer
Microwave
question
This type of network topology does not use a specific physical layout.
answer
Mesh
question
Network operating systems (NOS) control and coordinate the activities of all computers and other devices on a network.
answer
True
