Answers Introduction to Information Technology - EL3701 A Cumulative Exam — Cumulative examQuestion 9

9

QuizMultiple Choice

Cumulative Exam — Cumulative exam

Question 9 • Introduction to Information Technology - EL3701 A

What is a wide-area network (WAN)?

Answer

A

all the devices connected to each other within an area of less than one mile

B

a chunk of data that is sent between two widely separated devices, with a header, payload and trailer

C

a device that connects computers within an area by directing server requests to the correct device

D

a set of computers and devices that are connected and communicate with each other over a large area

Explanation

A wide-area network (WAN) connects computers and other devices so they can communicate across a large geographic area. Choice D describes this. Choice A refers to a small local network, while B describes a data packet and C describes a network device.

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