Physical Layer - Part 3 - MCQs with AnswersNetwork Categories (LAN, MAN, WAN)1. Which kind of network category allows to communicate through common physical medium without the necessity of an intermediate switching node?
d. All of the aboveView Answer / Hide Answer2. Which among the below given attributes are correct in accordance to LAN?
A. Transmission capacity is less than 1Mbps
B. Network coverage is accessible upto more than 5 square kilometers.
C. Data transmission occurs between the user stations
D. Low delay and error rate
a. A & B
b. C & D
c. B & C
d. A, B & DView Answer / Hide Answer 3. Which devices besides computer excogitate their applications in the form of DTEs (Digital Terminal Equipments) for official purposes while accessing through LANs?
c. Electronic databases
d. All of the aboveView Answer / Hide Answer
4. What is the possible range of data transmission rate adopted by MAN?
ANSWER: d. All of the above
a. 20- 100 Mbps
b. 34- 150 Mbps
c. 40- 190 Mbps
d. None of the aboveView Answer / Hide Answer5. Which technique/mechanism is implemented for developing and organizing the MAN standard, contributing its sponsorship by IEEE,ANSI and RBO?
a. Distributed Queue Single Bus (DQSB)
b. Distributed Queue Dual Bus (DQDB)
c. Distributed Queue Directional Bus (DQDB)
d. Distributed Queue Data Bus (DQDB)View Answer / Hide Answer
6. How are the hosts in WAN are connected to each other?
ANSWER: b. Distributed Queue Dual Bus (DQDB)
a. By Subnets
b. By Routers
c. By interconnected multiple LANs
d. By nodesView Answer / Hide Answer7. What is/are the major functionalities executed by the switching elements in Wide area networks?
a. Selection of precise outgoing line for an incoming data
b. Forwarding of precise data over the selected line
c. Both a & b
d. None of the aboveView Answer / Hide Answer8. What is the purpose of an hierarchical addressing in WAN especially adopted in the functions associated with routing?
a. Identification of an interconnection strategy of input and output networks
b. Identification of small-sized packets
c. Utilization of store and forward subnets
d. All of the above View Answer / Hide Answer
ANSWER: a. Identification of an interconnection strategy of input and output networks