Wi-Fi Hotspot
Unlock all answers in this set
Unlock answersquestion
A network topology in which the central node is connected to two or more subordinate nodes that, in turn, are connected to other sub-ordinate nodes.
answer
Tree
question
A service that uses existing phone lines to provide high-speed connections is called _______.
answer
DSL
question
A wireless access point that provides Internet access in a public place such as a coffee shop, library, bookstore, or university.
answer
Hotspot
question
All communications between a company's internal networks and the outside world pass through this server.
answer
Proxy
question
Cellular services use _______ to provide wireless connectivity to the Internet.
answer
3G and 4G cellular networks
question
Every computer on the Internet has a unique numeric address called a(n) _______.
answer
IP Address
question
In a communication system, which among the following convert messages into packets that can travel across the communication channel?
answer
Connection devices
question
In a communication system, which among the following originate and accept messages in the form of data, information, and/or instructions?
answer
Sending and receiving devices
question
In a computer network, this node that requests and uses resources available from other nodes.
answer
Client
question
LET stands for ________.
answer
Long Term Evolution
question
Microwave communication uses high-frequency _______.
answer
Radio Waves
question
One of the most dramatic changes in connectivity and communications in the past few years has been _______.
answer
Widespread use of mobile devices with wireless internet connectivity
question
Organizations use the following to allow suppliers and others limited access to their networks.
answer
Extranets
question
Remote users can connect to an organization's network through this type of secure private connection.
answer
VPN
question
The GPS device in an automobile uses which communication channel?
answer
Satellite
question
The _______ is the central node that coordinates the flow of data by sending messages directly between the sender and receiver nodes.
answer
Switch
question
The capacity of a communication channel is measured in _______.
answer
Bandwidth
question
The essential features of this include identifying, sending, and receiving devices and breaking information into small parts for transmission across the Internet.
answer
TCP/IP
question
This device enables connectivity between two LANS or a LAN and a larger network.
answer
Network gateway
question
This type of network strategy uses central servers to coordinate and supply services to other nodes on the network.
answer
Client/server
question
This type of network topology does not use a specific physical layout.
answer
Mesh
question
Using this type of communications channel, several users can simultaneously use a single connection for high-speed data transfer.
answer
Broadband
question
Which among the following is considered a line-of-sight communication medium?
answer
Microwave
question
Which physical connection is the fastest?
answer
Fiber-optic cable
question
WiMax stands fore ________.
answer
Worldwide Interoperability for Microwave Access
question
_______ is the process of breaking down information sent or transmitted across the Internet into small parts.
answer
Packetization
