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					                                        MSCIT-II
                                         MT0038
                                     WIRELESS MOBLE
Q1         In a cellular communication system, a geographical-
           a. Area is subdivided into cell
           b. Aria is subdivided into sub regions
           c. Area is subdivided into parts
           d. Area is subdivided into sectors

Q2.        To accommodate a number of simultaneous transmissions, we divide a given-
                  a. Aptitude
                  b. Frequency
                  c. Wavelength
                  d. None


Q3.        All communication within a particular cell is done using a specific center
           frequency which is –
                         a. Assigned to that particulars location
                         b. Assigned to that particular port
                         c. Assigned to that particular cell
                         d. None of the above

Q4.        A mobile unit contains a control unit, a transceiver and
           a. An antenna system
           b. A call tracking system
           c. A receiver system
           d. A locator system

Q5.        A cell site consists of control unit, antennas, power plant and
           a. Data packets
           b. Data locations
           c. Data terminals
           d. Data modes

Q6.        A cell site infact acts as an interface to the
      a.   MTSO
      b.   MTBT
      c.   MTNP
      d.   MTPO

Q7.        A mobile unit is a part of
                 A. Cellular chain
                 B. Cellular transmission
              C. Cellular system
              D. Cellular arrangement

Q8.    MTSO Stands for
       a. Mobile telephone switching office
       b. Mobile transmission services office
       c. Mobile tracker switching office
       d. Mobile telephone service office

Q9.    A noise-limited system gradually becomes an interference-limited system-
       a. As the traffic increases
       b. As the traffic decreases
       c. As the traffic stops
       d. None of the above

Q10.   For a high site, the low-atmospheric phenomena would course the ground wave
       path to-
       a. Propagation in random portion
       b. Propagation in circular line portion
       c. Propagation in non-straight line portion
       d. Propagation in straight line portion

Q11.   Multi path arises because of reflections of transmitted signals from
       a. Man made structures such as building
       b. Big refractions
       c. A spectrum
       d. A mirror

Q!2.   Foilage loss is a problem in mobile-
       a. Wireless devices
       b. Radio receivers
       c. Radio transmission
       d. None

Q13.   The advantage of high cell site is that it covers the signal
       a. In large area
       b. In small area
       c. In network area
       d. In MAN

Q14.   The refraction through gradual bending of ray is –
       a. Moistness
       b. Tropospheric Refraction
       c. Tropospheric reflection
       d. Refraction index
Q15. If the refraction index decreases with height over a portion of the range of height
the rays will be cured downward and condition known as----------------pogation can occur
        a. Cover
        b. Trapping
        c. Narrow
        d. Delated

Q16.   Tropospheric wave propagation does cause interference and can only be reduced
       by
       a. Smooth surface
       b. High refractive index
       c. Low antenna approach
       d. Umbrella antenna beam pattern

Q17.   The diffraction loss can be found from a single or double-
       a. Solution case
       b. Knife-edge case
       c. Knife-sharpened case
       d. none

Q18.   If the locative of the antenna changes the ________program has to start all once
       again.
       a. Point-to-point
       b. Ex-4 to Ex-9
       c. Peer-to-peer
       d. All of the above

Q19.   The old point-to-point____________are no longer valid.
       a. Knife edge data
       b. Terrain register data
       c. Terrain contour data
       d. Pattern recognition data

Q20.   The effective antenna height changes when the location of the mobile unit-
       a. Remains stable
       b. Changes
       c. Transferrs
       d. Relocares

Q21.   The effective antenna height increases if the mobile unit is driving-
       a. Close to the antenna
       b. Away from the antenna
       c. Far from the tower
       d. All of the above
Q22.   The effective antenna height_____if the mobile unit is driving away from the call
       site antenna.
       a. Increases
       b. Shortens
       c. Decreases
       d. Enlarges

Q23.   Small division of a given geographical area is known as-
       a. Mobile
       b. Landline
       c. Cell
       d. Antenna

Q24.   Fasting of the received radio signals in a mobile communication environment
       occurs because of -----------
       a. Multipath programming
       b. Directional Balance
       c. Multipath propagation
       d. Multilevel inheritance of connection

Q25.   A transceiver is a combination of transmitter and ___________
       a. Transponder
       b. Receiver
       c. Switches
       d. Antenna

Q26.   Which one is not a part of basic celluler system
       a. Mobile unit
       b. Cell site
       c. MTSO
       d. NATO

Q27.   Which one is not a parameter related to radio propagation
       a. Tropospheric refraction
       b. Counter
       c. Tropospheric reflection
       d. Moistness

Q28.   The first commercial GSM system, called D2 was implemented in
       a. Japan
       b. Germany
       c. America
       d. India

Q29.   RACH is the channel that the mobile stations choose to
       a. Acces the calls
       b. Deny the request
       c. Store the calls
       d. None of the above

Q30.   Encryption protects against-
       a. Authorized listening
       b. Authenticated listening
       c. Unauthorized listening
       e. Authorized threatening

Q31.   A PIN code protects the-
       a. Mobile
       b. GSM
       c. PLML
       d. SIM

Q32.   A reverse digital traffic channel is used to transport-
       a. User code and signaling
       b. SIM code and information
       c. User information and signaling
       d. SIM code and signaling

Q33.   A FDTC has same format as the-
       a. RDTC
       b. BTDC
       c. SACCH
       d. FACCH

Q34.   The BSS connects the MS through a _______interface
       a. Mobile
       b. Radio
       c. Wireless
       d. Satellite

Q35.   Physical channels are also called as---
       a. Route channel
       b. Signal channel
       c. Traffic channel
       d. Burst channel

Q36.   Which is not a digital cellular system—
       a. GSM
       b. PDC
       c. UDP
       d. CDMA
Q37.   Which is not a substation in GSM
       a. OSS
       b. TCH
       c. MS
       d. BSS

Q38.   Which one is not the task of OSS in a digital cellular system
       a. Network operation and maintenance
       b. Subscription management, including charging and billing
       c. Mobile equipment management
       d. Mobile PIN activation

Q39.   PDC is a standard system in-
       a. Russia
       b. Japan
       c. India
       d. China

Q40.   Which one is not the characteristic of PCN-
       a. Hand over
       b. Call delivery
       c. Network assignment
       d. Portable hand set

Q41.   CPDP is a pocket switching system which uses idle voice channel from the
       ____________to carry out traffic
       a. Cellular system band
       b. Call management system
       c. Call tracking record
       d. Satellite service

Q42.   MIRS is cellular like system developed by
       a. Pentium
       b. Intel
       c. Motorola
       d. None

Q43.   The PDC is a ______cellular system
       a. TDMA
       b. CMA
       c. FDDC
       d. CDPD

Q44,   NA-TDMA is a digital cellular system, sometimes called _________or
       ____________
       a. CDMA, GSM
       b. TDMA, ADC
       c. America digital cellular, north American digital cellular
       d. TDMA, FDMA

Q45.   Which are true-
       a. In FDMA, all users can transmit this signal simultaneously
       b. In GSM, TDMA is never used
       c. In TDMA users don’t have to wait till their turn of transmission comes
       d. The expansion of CDMA is counter division multiple access
       e. There is some inter channel interference in CDMA

Q46.   In DC8-1800, the down link and up link are respectively------and---------
       a. 1805-1880 MHz, 1700-1785 MHz
       b. 1800-1900 MHz, 1600-1700 MHz
       c. 500-700 MHz, 1100-1300 MHz
       d. 1900-2100 MHz, 700-900 MHz

Q47.   Intelligent microcell operation can be applied to
       ___________and____________system to show the improvement over AMPS.
       a. Centralized, controlled
       b. Decentralized, managed
       c. Analog and digital
       d. Voice and recognition

Q48.   The microcell system can be attached to a ________and can be used without any
       modification on the base site___________.
       a. Microcell sit, operator
       b. PCS application, controller
       c. Regular mocrocell site, controller
       d. PCS application, operator

Q49.   Which of the following factor do not decide the size and weight of cellular
       portable unit.
       a. The transmitted power
       b. Extended cell delivery
       c. The size of human fingers
       d. The length from the month to the ear
       e. The size of battery

Q50.   The transmitted power of a _________unit can be dramatically reduced by
       implementing the new in building ________system
       a. Portable, communication
       b. Microcell, transmission
       c. Microcell, transtation
       d. Protable, transmission
Q51.   A reverse__________traffic channel is used in transport user information and
       ____________
       a. Binary, approach
       b. Digital, signaling
       c. Digital, Function
       d. Digital,Format

Q52.   Two control channel used in RDTC are
       a. TACCH AND SACCH
       b. TCDG AND SACCH
       c. FDDM AND FACCH
       d. TCDH AND FDDM

Q53.   ___________protects the network against_________occess
       a. Authentication, virus
       b. Scanning, virus
       c. Authentication, unauthorized
       d. Authorisation, scanning

Q54.   CT-2 was developed by GPT Ltd. In the United Kingdom and was the
       first__________system for mobile radio_______
       a. Operating, wave
       b. Developed, transmission
       c. TDM, communication
       d. TDD, communication

Q55.   ______is European standard_______
       a. DECT, System
       b. PBX, label
       c. DECT, PBX
       d. PBX, system

Q56.   Personal digital cellular (PDC) operates at________and __________
       a. 805 MHz, 1.7 GHz
       b. 800 MHz, 1.5 GHz
       c. 700 MHz, 1.2 GHz
       d. 200 MHz, 2 GHz

Q57.   Application of DECTare-
       a. Use the public network to mobile communication
       b. Never allows business communicaton locally
       c. Provide mobile public access
       d. Local loop

Q58.   PDC network reference model consist of
       a. MS
       b. BS
       c. HLR
       d. TDD
       Which one is true.

Q59.   Non cellular system includes-
       a. CPDP AND MIRS
       b. CPDP, MIRS AND FDM
       c. CPDP AND FDM
       d. CDP, MPPD

Q60.   The MDBS is collectedat te _____cell_______
       a. Region, pack
       b. Digital, site
       c. Cellular, site
       d. Mobile, region

Q61.   which are true
       a. The cells or subdivisions of a geographical area are always hexagonal.
       b. The cell site acts as an interface between the mobile unit and the MTSO
       c. A land to mobile call originals through the telephone exchange.
       d. The effective antenna height changes when the location of the mobile unit
          changes.
       e. A cell site is a part of basic cellular system.

Q62.   Match the following
       a. Radio                        (i)     Cellular system
       b. A cell ste                   (ii)    Mobile unit
       c. Mobile telephone             (iii)   Digital system
       d. GSM                          (iv)    Moistness

Q63.   The_______may be a stand_alone piece of ______for certain_____or_______the
       connection of terminals
       a. MS, equipment, services, support
       b. Equipment, MS, services, support
       c. Support, services, Ms, equipment
       d. MS, services, equipment, support

Q64.   The CDMA Mobile station-bore station____standard for______mode wide
       band________spectrum cellular system was issued as________.
       a. Dual, compatibility, spread, IS-95
       b. Compatibility, dual, spread, IS-95
       c. Dual, spread4, compatibility, IS-95
       d. IS-95, dual, spread, compatibility
Q65.    CPDP is a ________switching system which uses______voice channel from the
        _____system band to carry out__________
        a. Traffic, pocket, cellular, idle
        b. Idle, traffic, pocket, cellular
        c. Pocket, idle, cellular, traffic
        d. Cellular, traffic, idle, pocket

Q66.    State which are not true
               i.  The structure of PDC is in general very similar to that of NA-TDMA
              ii. DECT is used to provide mobile public access
             iii. The multiple access scheme in MIRS is TDMA
             iv.   The MIRS is a cellular system
              v.   The CT-2 cordless system was developed in Japan.
             vi.   CDPD is not a cellular system

   a.   1, 2, 4, 6
   b.   1, 2, 4, 5
   c.   1, 3, 4
   d.   4, 5

Q67.    Match the following
        a. FDMA                        (I)     Unique signature sequence
        b. TDMA                        (II)    Same allocated frequency spectrum
        c. CDMA                        (III)   Smaller spectra
        d. GSM                         (IV)    Both FDMA & TDMA are work
               A. a-3, b-2, c-1, d-4
               B. a-3, b-1, c-4, d-2
               C. a-2, b-1, c-3, d-4
               D. a-3, b-1, c-2, d-4

Q68.    The _______cell concept can be used not only in ________but also in
        ______cells to bring extra______to the system
        a. Microcell, intelligent, regular, capacity
        b. Capacity, microcell, intelligent, regular
        c. Regular microcell, intelligent, regular
        d. Intelligent, micro cell, regular, capacity

Q69.    In a complexity per cubic inch”_________cell phones are some of the most
        _______devices people play with on a _______
        a. Scale intricare, daily, basic
        b. Basis, intricare, scale, daily
        c. Daily, intricare, basic, scale
        d. Intricare, basic, daily, scale

Q70.    The______is a module which stores all the_______related ________
        a. Subscriber, SIM, subscriber, information
       b. Information, subscriber, SIM, subscriber
       c. SIM, subscriber, information
       d. Subscriber, information, SIM, subscriber

Q71.   Match the following
       a. GSM                           (I)     Base transceiver station
       b. BSS                           (II)    Network operation and maintenance
                                                function
       c. OSS                           (III)   Mobile station
       d. Network management            (IV)    Billing

              A.   a-3, b-1, c-2, d-4
              B.   a-1, b-3, c-2, d-4
              C.   a-4, b-1, c-2, d-3
              D.   a-1, b-4, c-3, d-2

Q72.   Which are true
       a. DECT is European standard system
       b. There is no any similarity in PDC and NA-TDMA
       c. MDBS is mobile Data Base Station
       d. CPDP is part of cellular system
       e. DSM does not control CDPD
       f. The MIRS is a cellular system

              A.   a, b, f
              B.   a, c, d
              C.   a, c, e, f
              D.   e, f

Q73.   In an intelligent cell the ________site________knows the ________of the
       _________unit within the cell
       a. Mobile, cell, antenna, location
       b. Location, cell, antenna, mobile
       c. Cell, antenna, location, mobile
       d. Mobile, antenna, cell, location

Q74.   Match the following
       a. Cellular band                 (i)     Data service
       b. DS                            (ii)    Pocket switching
       c. MDBS                          (iii)   MIRS
       d. CPDP                          (iv)    Cellular site

              A.   a-1, b-2, c-4, d-3
              B.   a-3, b-1, c-2, d-4
              C.   a-3, b-1, c-4, d-2
              D.   a-2, b-3, c-1, d-4
  Q75.    In the_____, a_______ logical _________ is always on to send the ______
          message.
          a. Overhead, MDBS, forward-link, channel
          b. MDBS, forward-link, channel, overhead
          c. Channel, overhead, MDBS, forward-link
          d. Forward-link, channel, overhead, MDBS




1-A      2-B   3-C   4-A 5-C     6-A 7-C     8-A 9-A 10-       11-   12-   13-   14-   15-
                                                               A     C     A     B     B
16-D     17-   18-   19-   20-   21-   22-   23-   24-   25-   26-   27-   28-   29-   30-
         B     A     C     B     B     C     C     C     B     D     B     B     A     C
31-D     32-   33-   34-   35-   36-   37-   38-   39-   40-   41-   42-   43-   44-   45-
         C     A     B     C     C     B     D     B     C     A     C     A     C     A,
                                                                                       E
46-A     47-   48-   49-   50-   51-   52-   53-   54-   55-   56-   57-   58-   59-   60-
         C     C     A,    A     B     A     C     D     A     B     D     A     A     C
                     B
61-C     62-   63-   64-   65-   66-   67-   68-   69-   70-   71-   72-   73-   74-   75-
         B     A     B     C     D     A     C     A     C     A     B     C     C     B

				
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