Computer & IT

note!Answer: D) All of the above
WANs can use telephone lines, microwave links and satellites as transmission media.

note!Answer: A) <b>text</b>
The b tag makes text bold and must be closed with </b>.

note!Answer: A) Wide Area Network
WAN stands for Wide Area Network.

note!Answer: D) Cascading style sheet
CSS stands for Cascading Style Sheets, used to style HTML web pages.

note!Answer: D) All of the above
Networking enables internet access, email, and data sharing.

note!Answer: A) World wide web
WWW stands for World Wide Web.

note!Answer: A) TCP/IP
TCP/IP is the core protocol suite used for internet connections.

note!Answer: D) .edu
The .edu domain is reserved for educational institutions such as universities.

note!Answer: A) Hyper Text Markup Language
HTML stands for HyperText Markup Language.

note!Answer: B) Uniform resource locator
URL stands for Uniform Resource Locator.

note!Answer: C) Fiber optics
Fiber optic cable transfers data faster than copper cables.

note!Answer: D) 8 cable
RJ-45 connectors use 8 wires (4 twisted pairs).

note!Answer: A) Modem
A modem performs modulation and demodulation.

note!Answer: A) Computer within a building
A LAN, not a WAN, is used for computers within a single building.

note!Answer: A) Rules of transmitting data
A protocol is a set of rules for transmitting data between devices.

note!Answer: B) Data link
Switches and bridges operate at the data link layer, which handles framing and MAC addressing.

note!Answer: A) Institute of Electrical and Electronics Engineers
IEEE is the Institute of Electrical and Electronics Engineers.

note!Answer: A) Fiber Distributed Data Interface
FDDI is the Fiber Distributed Data Interface, a fiber-optic token ring network standard.

note!Answer: A) File Transfer Protocol
FTP is File Transfer Protocol, used to transfer files between computers.

note!Answer: B) Ring
FDDI uses a dual counter-rotating ring topology.