Mobile Computing | MCQ's | Solapur University Question Paper Solutions

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  1. CDMA uses the idea of tolerating interference by
  1. Intelligent modulation
  2. Spread-spectrum modulation
  3. Manchester coding
  4. Bipolar non-return to zero coding
  1. __________________  in FDMA is assigned between the spectrums of two adjacent users.
  1. Interference band
  2. Co-inter band
  3. Guard band
  4. Inference band
  1. The type of access technology used in GSM technology is
  1. FDMA/TDMA
  2. CDMA
  3. OFDMA
  4. None of the above
  1. Which is not true for TDD?
  1. TDD uses different time slots for transmission.
  2. Single radiofrequency can be used.
  3. A duplexer is required.
  4. It increases the battery life of mobile phones
  1. Which one is the cellular technology core concept?
  1. TDM
  2. Frequency reuse
  3. Code reuse
  4. None of these
  1. The process of modulation, channel coding, Trans direction and reverse for the reception are carried out
  1. BTS
  2. BSC
  3. MSC
  4. MS
  1. Which technology access is used for narrowband radio system?
  1. FDMA/TDMA
  2. FDMA
  3. CDMA
  4. ALL
  1. The interface between BS and MS is called
  1. Common Air Interface
  2. Communication Access Interface
  3. Common Access Interface
  4. Communication Air Interface

  1. A small division of a given geographical area is known as
  1. Shell
  2. Cell
  3. Core
  4. Kernel
  1. An antenna which attempts to direct all its energy in a particular direction is called as a
  1. Star antenna
  2. Horn antenna
  3. Disc antenna
  4. Directional antenna
  1. What is Dwell time?
  1. Call maintained without handover
  2. Call maintained with the handover
  3. Call receive time
  4. Call duration
  1. The technique to increase the system capacity and reduce co-channel interference is
  1. Very high power signal transmission
  2. By installing the Omnidirectional antenna
  3. Making more cells
  4. None of the above
  1. The time delay encountered by a signal as it propagates from a source to a destination is called
  1. Propagation time
  2. Phase delay
  3. Holding time
  4. System delay time
  1. A signal sent from the switching machine back to the calling station whenever the system cannot complete call because of equipment unavailability.
  1. Busy tone
  2. Call waiting tone
  3. Fax tone
  4. Congestion tone

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