Spectrum Mobility MCQ

Test your knowledge with important Spectrum Mobility MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Spectrum Mobility MCQs at Bissoy

• Hybrid handoff is a combination of proactive handoff and reactive handoff.
  ক

  True

  খ

  False
• Which among the following is responsible for recovering the routing table in case of route break?
  ক

  xG user

  খ

  xG base-station

  গ

  Primary base-station

  ঘ

  Spectrum broker
• Which among the following is not a challenge of connection management?
  ক

  Estimation of accurate latency

  খ

  Reduction of delay

  গ

  Reduction of loss

  ঘ

  Maintenance of multiple handoffs
• Why is inter-cell handoff required?
  ক

  To support spectrum mobility in time domain

  খ

  To support spectrum mobility in frequency domain

  গ

  To support spectrum mobility in the phase domain

  ঘ

  To support spectrum mobility in space domain
• Which among the following is influenced by spectrum switching time?
  ক

  Transmit time

  খ

  Access time

  গ

  Recovery time

  ঘ

  Sensing time
• Which among the following method is suitable for delay-sensitive application?
  ক

  Reactive handoff

  খ

  Proactive handoff

  গ

  Non-handoff

  ঘ

  High handoff
• Which among the following should be adapted in spectrum mobility management?
  ক

  Single-layer approach

  খ

  Double layer approach

  গ

  Cross-layer approach

  ঘ

  Alternate layer approach
• Which among the following is a challenge for spectrum mobility in the time domain?
  ক

  QoS maintenance

  খ

  Cooperative sensing

  গ

  Interference temperature measurement

  ঘ

  Reconfiguration
• Which among the following is a disadvantage of proactive handoff?
  ক

  High latency

  খ

  Increased number of handoffs

  গ

  Prior planning

  ঘ

  Unused saved channels
• What is reactive handoff?
  ক

  xG user performs sensing and sensing is performed before the triggering event

  খ

  xG user performs sensing and sensing is performed after triggering event

  গ

  Primary user performs sensing and sensing is performed before the triggering event

  ঘ

  Primary user performs sensing and sensing is performed after triggering event
• What is a non-handoff?
  ক

  xG user selects a channel from the unlicensed band

  খ

  xG user selects a channel in the licensed spectrum band

  গ

  xG user removes another user in the unlicensed band

  ঘ

  xG user eliminates a primary user in the unlicensed band
• Prediction of availability of channels can mitigate sensing delay.
  ক

  True

  খ

  False
• What is intra-cell/inter-pool handoff?
  ক

  Same spectrum pool and same base-station

  খ

  Same spectrum pool and different base-station

  গ

  Different spectrum pool and different base-station

  ঘ

  Different spectrum pool and same base-station
• What is the terminology used for a handoff between spectrum bands without changing the current base station?
  ক

  Intra-cell/Intra-pool handoff

  খ

  Inter-cell/Intra-pool handoff

  গ

  Inter-cell/inter-pool handoff

  ঘ

  Intra-cell/inter-pool handoff
• Which among the following is integrated in IEEE 802.22 Wireless Regional Area Network?
  ক

  Route decision model

  খ

  Back up channel list

  গ

  Interference floor

  ঘ

  Spectrum decision model
• What is link maintenance probability?
  ক

  Link maintenance probability is the measure of duration of transmission before handoff

  খ

  Link maintenance probability is the measure of sustenance of transmission during handoff

  গ

  Link maintenance probability is the measure of duration to find back-up channels

  ঘ

  Link maintenance probability is the measure of the strength of link during transmission
• Which among the following is the basic unit of spectrum pool?
  ক

  Contiguous licensed spectrum band

  খ

  Non-contiguous licensed spectrum band

  গ

  Contiguous unlicensed spectrum band

  ঘ

  Contiguous licensed spectrum band
• Which among the following is an essential feature of spectrum mobility in FTP communication?
  ক

  Storage of packets

  খ

  Authentication

  গ

  Encryption

  ঘ

  Data recovery
• Which among the following is a concern of a primary user?
  ক

  Link maintenance probability

  খ

  Number of handoff

  গ

  Handoff latency

  ঘ

  Effective data rate
• What are the units of spectrum mobility?
  ক

  Spectrum sensing and spectrum sharing

  খ

  Spectrum handoff and spectrum management

  গ

  Connection management and spectrum management

  ঘ

  Spectrum handoff and connection management
• Which among the following statements is false?
  ক

  Arrival of primary user triggers handoff

  খ

  Primary user communication is of high priority

  গ

  Secondary user can occupy licensed spectrum band until completion of communication

  ঘ

  Secondary user moving in a band should not interrupt primary user communication
• What is spectrum mobility?
  ক

  Spectrum mobility involves seamless channel switchover

  খ

  Spectrum mobility involves sharing spectrum information among secondary users

  গ

  Spectrum mobility involves managing spectrum sensing and spectrum sharing

  ঘ

  Spectrum mobility involves sharing spectrum information between secondary users and xG base station