CS 2204 Final Exam 94% Questions and Answers- University of the People

CS 2204 Communications and Networking - Term 2, 2019-2020
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Question 1 _________________ showed that if the cut-o frequency is B Hz, the ltered
Not yet answered signal can be reconstructed by making 2B samples. No more, no less.
Marked out of
1.00 Select one:
a. Bell

b. Shannon

c. Nyquist

d. Dijkstra

e. Perlman




Question 2 Bluetooth uses a radio technology called:
Not yet answered

Marked out of Select one:
1.00 a. 802.11

b. UWB (Ultra-Wide Band)

c. frequency hopping spread spectrum

d. Code Division Multiple Access




Question 3 In the context of data rates, one megabit per second (Mbps) is 1000000
Not yet answered bits per second.
Marked out of
1.00 Select one:
True

False

, Question 4 The general term for the Protocol Data Unit (PDU) used at the TCP layer is:
Not yet answered

Marked out of Select one:
1.00 a. Packet

b. Segment

c. Frame

d. Fragment

e. Record




Question 5 IMAP assumes that all the e-mail will remain on the server inde nitely in
Not yet answered multiple mailboxes.
Marked out of
1.00 Select one:
True

False




Question 6 In the Plain Old Telephone System (POTS), the local loop between customer
Not yet answered and local central o ce consists of:
Marked out of
1.00 Select one:
a. 2 wires

b. 3 wires

c. 4 wires

d. 8 wires




Question 7 In Asynchronous Transfer Mode (ATM), there is no mechanism for physical
Not yet answered (LAN) broadcast.
Marked out of
1.00 Select one:
True

False