Basic Internet Questions and Answers Pdf - 1
Question: 1
Local area networks can transmit
(A) Faster than telecommunication over public telephone lines
(B) Slower than telecommunication over public telephone lines
(C) Using twisted-pair wiring or coaxial cables
(D) Both (a) and (c)
Ans: D
Both (a) and (c)
Question: 2
Carrier is
(A) A collection of interconnected functional units that provides a data communications service among stations to the network
(B) The condition when two or more sections attempt to use the same channel at the same time
(C) A continuous frequency capable of being modulated or impressed with a second signal
(D) One or more conductors that serve as a common connection for a related group of devices
Ans: C
A continuous frequency capable of being modulated or impressed with a second signal
Question: 3
RS-232-C
(A) is an interface standard between data terminal equipment and data circuit terminating equipment
(B) specifies only the mechanical characteristics of an interface by providing a 25-pin connector
(C) is an interface between two data circuit terminating equipment as exemplified by a local and remote modem
(D) requires only 7 pin out of 25 in order to transmit digital data over public telephone lines
Ans: A
is an interface standard between data terminal equipment and data circuit terminating equipment
Question: 4
Many low-speed channels are interwoven into one high-speed transmission by
(A) Frequency-division multiplexer
(B) Time-division multiplexer
(C) Both (a) and (b)
(D) None of these
Ans: B
Time-division multiplexer
Question: 5
What is the name of the computer based EMMS that provides a common forum where users can check it at their convenience, post message, activity exchange ideas and participate in ongoing discussions?
(A) Video conferencing
(B) Tele conferencing
(C) Bulletin Board system (BBS)
(D) E-mail
Ans: C
Bulletin Board system (BBS)
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