Node
ANSWER
Individual computer or device connected to a network
Network
ANSWER
Interconnected collection of computers and communication devices
Host
ANSWER
Computer or device connected to a network that provides services
Advantages of Networking
ANSWER
Sharing equipment and data
Disadvantages of Networking
ANSWER
Personnel and cost increase, vulnerabilities to cyberattacks
Local Area Network (LAN)
ANSWER
1
,A network that is usually confined to a single building and managed by a single entity. Exam-
ple: Office Building
Metropolitan Area Network (MAN)
ANSWER
Consists of two or more LANs connected with private or public communication lined within
the same geographic area—for example, a computer network used by governmental em-
ployees of an entire city.
Wide Area Network (WAN)
ANSWER
Consists of a large number of networks and PCs connected with private and public communi-
cation lines throughout many geographic areas; for example, computers used by the US gov-
ernment.
Personal Area Network (PAN)
ANSWER
A small network, perhaps consisting of a single computer and mobile device.
Global Area Network (GAN)
ANSWER
Any network that spans multiple countries, for example, the Internet.
Campus Area Network (CAN)
ANSWER
A network spread across multiple buildings in the same geographical location, much like a
college campus.
Star Topology
2
, ANSWER
A topology that involves running cables from each node to connect a single point. The center
is usually a device known as a hub.
Ring Topology
ANSWER
Common network topology with devices connected in a circular loop
Bus Topology
ANSWER
Network topology that uses a single cable or conductor to connect all nodes on the network.
Mesh Topology
ANSWER
A network topology where each node is connected to each of the other nodes. The number
of cable paths rapidly increases as more nodes are added.
Centralized Administration
ANSWER
Methodology used to administer a client/server network
Decentralized Administration
ANSWER
Methodology used to administer a peer-to-peer network
Cloud Computing
ANSWER
Offers services including SaaS, PaaS, and IaaS
3
ANSWER
Individual computer or device connected to a network
Network
ANSWER
Interconnected collection of computers and communication devices
Host
ANSWER
Computer or device connected to a network that provides services
Advantages of Networking
ANSWER
Sharing equipment and data
Disadvantages of Networking
ANSWER
Personnel and cost increase, vulnerabilities to cyberattacks
Local Area Network (LAN)
ANSWER
1
,A network that is usually confined to a single building and managed by a single entity. Exam-
ple: Office Building
Metropolitan Area Network (MAN)
ANSWER
Consists of two or more LANs connected with private or public communication lined within
the same geographic area—for example, a computer network used by governmental em-
ployees of an entire city.
Wide Area Network (WAN)
ANSWER
Consists of a large number of networks and PCs connected with private and public communi-
cation lines throughout many geographic areas; for example, computers used by the US gov-
ernment.
Personal Area Network (PAN)
ANSWER
A small network, perhaps consisting of a single computer and mobile device.
Global Area Network (GAN)
ANSWER
Any network that spans multiple countries, for example, the Internet.
Campus Area Network (CAN)
ANSWER
A network spread across multiple buildings in the same geographical location, much like a
college campus.
Star Topology
2
, ANSWER
A topology that involves running cables from each node to connect a single point. The center
is usually a device known as a hub.
Ring Topology
ANSWER
Common network topology with devices connected in a circular loop
Bus Topology
ANSWER
Network topology that uses a single cable or conductor to connect all nodes on the network.
Mesh Topology
ANSWER
A network topology where each node is connected to each of the other nodes. The number
of cable paths rapidly increases as more nodes are added.
Centralized Administration
ANSWER
Methodology used to administer a client/server network
Decentralized Administration
ANSWER
Methodology used to administer a peer-to-peer network
Cloud Computing
ANSWER
Offers services including SaaS, PaaS, and IaaS
3
