Computer & IT

note!Answer: D) All of the above
TCP/IP, NetBEUI and IPX/SPX are all network protocols.

note!Answer: D) Tags
HTML is a markup language that provides a set of tags to structure web content.

note!Answer: C) HTML
Web pages are written using HTML (HyperText Markup Language).

note!Answer: C) Both a and b
Routers connect networks, and are used both within LANs and between LANs and WANs.

note!Answer: B) Fiber optic cable
SONET (Synchronous Optical Networking) is a standard for data transmission over fiber optic cable.

note!Answer: C) Tim Berners Lee
Tim Berners-Lee invented the World Wide Web at CERN in 1989–1991.

note!Answer: B) Department of defense
ARPANET was developed by the US Department of Defense's Advanced Research Projects Agency.

note!Answer: C) 30th anniversary
ARPANET's first message was sent in 1969, so 1999 marked the 30th anniversary of the internet.

note!Answer: B) BNC
The BNC connector is the standard connector for coaxial cable. RJ-45 is used for twisted-pair cable.

note!Answer: D) Both a and c
Networking lets users share files, folders, and peripherals such as printers. Sharing electricity is not a networking benefit.

note!Answer: A) Connectionless service
IP is a connectionless protocol. Connection-oriented service is provided by TCP.

note!Answer: B) FTP
FTP (File Transfer Protocol) is designed to transfer files between computers.

note!Answer: A) The world wide web
The World Wide Web is the large collection of linked electronic pages on the internet.

note!Answer: C) NNTP
NNTP is used for Usenet newsgroups, not email. SMTP, POP, and MIME are used with email.

note!Answer: D) All of the above
Wireless LANs are generally slower, have higher error rates from interference, and risk data mixing without security. All three are disadvantages.

note!Answer: B) A modem
A modem (modulator-demodulator) converts digital signals to analog signals for transmission. A packet is a unit of data, not a device.

note!Answer: B) Transaction of letters, messages and memos over a communication network
Email is the sending of letters, messages, and memos electronically over a communication network.

note!Answer: B) Hyper Text Markup Language
HTML stands for HyperText Markup Language, the standard markup language for web pages.

note!Answer: A) <A>
The <A> (anchor) tag creates hyperlinks; the question's wording 'without URL'S' is a print error for 'without URLs'.

note!Answer: C) <IMG Src=picture file>
The <IMG> tag with the src attribute is used to display images in HTML.