Wireless Networks June 2021 MCQs Mumbai University Question Paper

Q1] Multiple Choice Questions (MCQ): 40 Marks

1) IEEE 802.11b has a maximum data rate ______ Mbps.

    a) 2
    b) 54
    c) 11
    d) 27

Q2) The fullform of MAC is _______.

    a) Multiple Alternative Control
    b) Medium Access Configuration
    c) Medium Access Control
    d) Medium Alternative Control

3) An EMG sensor is for monitoring the activity of _______.

    a) Brain
    b) Muscles
    c) Respiration
    d) Heart

4) The full form of SPIN is _______.

    a) Sensor Protocol for Information via Negotiation
    b) Secrete Protocol for Information via Negotiation
    c) Simple Protocol for Information via Negotiations
    d) Sensor point for Information via Negotiations

5) Inductive Coupling is used in the ______

    a) Physical Layer
    b) Network Layer
    c) MAC Layer
    d) Data LINK Layer

6) The Access method of IEEE 802.15 is __________.

    a) FHSS-TDD-TDMA
    b) DSSS-FDD-FDMA
    c) FHSS-FDD-FDMA
    d) DSS-TDD-TDMA

7) WMAN's span upto __________

    a) 200 Kms
    b) 150 Kms
    c) 50 Kms
    d) 100 Kms

8) LEACH protocol is used for _____.

    a) Unlimited Bandwidth
    b) Minimizes energy dissipation
    c) Maximum packet delivery
    d) Low jitter

9) In MAC PDU format MSB comprises of ______

    a) Genetic payload header
    b) Genetic MAC header
    c) Payload
    d) CRC

10) Which of the following does not belong to the Reservation mechanism of contention based MAC protocol ?

    a) CSMA/CA
    b) IEEE 802.11
    c) MACA
    d) CSMA

11) IEEE 802.16.1 standard is ______

    a) Air interface for 10-66 GHz
    b) Coexistance of broadband wireless access systems
    c) Air interface for licensed frequencies for 2-11 GHz
    d) Air interface above 66 GHz

12) Which of the following iss not a type of RFID tag ?

    a) Additive Passive Tag
    b) Active tag
    c) Passive tag
    d) Semi active tag

13) What will be the maximum number of subscribers ? at initial installation, if present nmber of subscribers in the zone is 50,000 and subscriber growth 5% per year. Initial installation is based on a four year design.

    a) 60775
    b) 65034
    c) 61000
    d) 67775

14) Flooding is ______

    a) Reactive Technique
    b) Duplicated messages that can be avoided
    c) Redundant Routing
    d) Proactive Technique

15) Which of the following is not characteristics of Ad-hoc networks _________.

    a) Multihop
    b) Fixed infrastructure
    c) Sporadic connectivity
    d) Rapid deployment

16) Which of the following is not a Hierarchical routing protocol ______.

    a) DSR
    b) LEACH
    c) Multihop LEACH
    d) PEGASIS

17) If interference margin is 3dB, what will be the cell loading of CDMA ?

    a) 0.6
    b) 0.7
    c) 1
    d) 0.5

18) Full form of FEC is ______

    a) Forward Error Comparison
    b) Forward Error Correction
    c) Frequent Error Comparison
    d) Frequent Error Correction

19) Which of the following is related to Ultra Wideband ______

    a) IEEE 802.15.3b
    b) IEEE 802.15.3a
    c) IEEE 802.15.3c
    d) IEEE 802.15.3d

20) Which multiple access technique is usedby IEEE 802.11 stanard for random access ?

    a) FDMA
    b) CSMA/CA
    c) TDMA
    d) WCDMA

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