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May upload data to servers
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What is the most importand function of a router?
A router is a device that forwards data packets along networks. A router is connected to at least two networks, commonly two LANs or WANs or a LAN and its ISP's network. Routers are located at gateways, the places where two or more networks connect, and are the critical device that keeps data flowing between networks and keeps the networks connected to the Internet.
Which network navigation device is required to move data between two networks?
Router
Which network navigation device is designed to move data betwwen two networks?
A router.
Two characteristics of peer to peer networks?
decentralized resources resource sharing without a dedicated server
What does leased line mean?
A dedicated cable that is used to connect two locations and comes with a monthly charge. The lines are used for data networks or voice networks.
Which two data link layer protocols are used in packet-switched WAN networks?
Atm frame relay
What are two data link layer protocols are used in packet-switched WAN networks?
atm and frame-relay
What are the two different ways to number sequences of data?
Either by packet/frame number or by byte number. Page 182 of Data Communications and Networks 6th edition.
List two specific methods used on computers and networks guarantee that the data is correct at the destination?
Error checking, ie. checksum
What is one variable data What is two variable data?
One variable data are measurements or recordings of the values of one characteristic of the subjects which are being studied. Two variable data refer to two characteristics. Examples of one variable data: hair colour, or height Examples of two variable data: hair colour and eye colour, or height and mass.
Sophisticated networks generally use which of the following hardware devices to ease the flow of data packets throughout the network?
Modern networks used two devices for the data packets within the network will flow easily. The two devices are the routers and switches.
Can there be 2 means in a set of data?
Yes, there can be two means in a set of data if the data is divided into two distinct groups or populations that have different characteristics. Each group would have its own mean, and the overall set of data could have a mean that is the average of the means of the two groups.
