QUESTIONS AND ANSWERS
Select what is true about computer networks. More than one answer may be selected. -
ANS Networks range in size from small home networks to the Internet, which is the world's
largest network
A network is a group of two or more devices/computers connected together
Computer networks support many different software applications
Connect devices around an individual. PANs typically involve laptops, tablets, and smartphones.
- ANS PAN
Connect a variety of devices at a single site such as an office or retail store. - ANS LAN
Connect a variety of devices between two or more geographic locations. - ANS WAN
Connect LANs, WANs, and other internets together. - ANS Internets
A type of network that connects devices at a single site within a limited geographic range is
called a __ area - ANS LAN
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,Common methods to connect a LAN to the Internet include which of the following? -
ANS Ethernet cables
Fiber optic cables
Coaxial cables
A group of two or more devices/computers connected together to allow for the exchange of
information and for the sharing of resources is call a _____. - ANS network
Uses a format such as 2001:0db8:85a3:0000:0000:8a2e:0370:7334 and can accommodate at
least 340 undecillion addresses. - ANS IPv6
IP address that are permanently assigned. - ANS Static IP address
Four-decimal notation such as 182.124.7.9. This allows for approximately 4 billion IPv4
addresses. - ANS IPv4
Allows IP addresses to be translated in to recognizable words which are much easier to
remember than a set of numbers. - ANS Domain Name System (DNS)
Which of the following are considered a basic type of computer network? You may select more
than one. - ANS Personal area network (PAN)
Local area network (LAN)
Wide area network (WAN)
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, Handles the physical parts of sending and receiving data. Data can be sent via wireless
networks, Ethernet cable, network interface cards (NIC), etc. - ANS datalink
Controls the movement of packets throughout the network - ANS internet
Divides data into packets and acknowledges the packets have been received - ANS transport
The group of applications that require network communication and are used by people to
facilitate communication. These include email and messaging applications - ANS application
Which of the following functions are provided by an Internet Service Provider (ISP)? More than
one answer may be selected. - ANS Provide access or a gateway to the resources on the
Internet
Your ISP pays for access to the Internet
Provide an Internet Protocol (IP) address
Select all of the characteristics of that explain how the Internet works. - ANS Data is
transferred from one network to another network through hardware called routers.
Data on the Internet is usually stored on specialized computers called servers.
The connections points in the Internet are called nodes.
The number that is assigned to all information technology devices (routers, modems, etc.)
which identifies the device and allows the device the ability to communicate with each other on
a computer network, including the Internet is called an Internet ___ adress - ANS IP
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