Mobile Communication Set 5

Electronics and Telecommunication Engineering [ENTC]

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This set of Mobile Communication Multiple Choice Questions & Answers (MCQs) focuses on Mobile Communication Set 5

Q1 | GSM system includes……..frequency bands.
  • 900MHz
  • 1800MHz
  • a and b
  • None of the above
Answer: a and b
Q2 | PSTN stands for……
  • Public System Telephone Network
  • Public Security Telephone Network
  • Public Switched Telephone Network
  • Public System Telecommunication Network
Answer: Public Switched Telephone Network
Q3 | ISDN stands for……
  • Integrated Services Digital Network
  • Integrated System Digital Network
  • Integrated Services Data Network
  • Integrated System Data Network
Answer: Integrated Services Digital Network
Q4 | Uplink means communication link from
  • BS to MS
  • MS to BS
  • MS to MS
  • BS to BS
Answer: MS to BS
Q5 | Downlink means communication link from
  • BS to MS
  • MS to BS
  • MS to MS
  • BS to BS
Answer: BS to MS
Q6 | GMSC is
  • Guided Mobile Service Switching Center
  • Gateway Mobile Service Switching Center
  • Gateway Mobile Service Switching Controller
  • Guided Mobile Service Switching Controller
Answer: Gateway Mobile Service Switching Center
Q7 | AMPS stands for
  • Advanced Mobile Phone Switching
  • Advanced Mobile Phone System
  • Accesed Mobile Phone System
  • Advanced Mobility Phone Switching
Answer: Advanced Mobile Phone System
Q8 | AMPS is used in
  • 1G
  • 2G
  • 3G
  • 4G
Answer: 1G
Q9 | GPRS technology was introduced in
  • 2G
  • 2.5G
  • 3G
  • 4G
Answer: 2G
Q10 | GPRS stands for
  • Group Packet Radio Service
  • Group Packet Radio System
  • General Processing Radio Service
  • General Packet Radio Service
Answer: General Packet Radio Service
Q11 | Which functional block in GSM architecture,consists of the radio transmitters and receivers circuits and their associated antennas?
  • BTS
  • BSC
  • MSC
  • GMSC
Answer: BTS
Q12 | Which functional block in GSM architecture, allocates radio resourses to a mobile call and for handovers?
  • BTS
  • BSC
  • MSC
  • GMSC
Answer: BSC
Q13 | Which functional block in GSM architecture is responsible for necessary switching functions required for MSs located in an associated geographical area?
  • BTS
  • BSC
  • MSC
  • BSS
Answer: MSC
Q14 | ………………provides MS information used by MSC and maintains a list of legitimate,fraudulent or faulty MSs.
  • AUC
  • EIR
  • HLR
  • VLR
Answer: EIR
Q15 | ……….. Is the database that allows checking of the user with assigned SIM card.
  • AUC
  • EIR
  • HLR
  • VLR
Answer: AUC
Q16 | ……recognizes that the MS is from another PLMN when roaming is allowed.
  • AUC
  • EIR
  • HLR
  • VLR
Answer: VLR
Q17 | …….stores the subscrier information and part of mobile information from home PLMN.
  • AUC
  • EIR
  • HLR
  • VLR
Answer: HLR
Q18 | IMEI stands for
  • Integrated Master Equipment Identity
  • International Mobile Equipment Identity
  • International Master Equipment Identifier
  • Interlinked Mobile Environment Interface
Answer: International Mobile Equipment Identity
Q19 | IMSI stands for....
  • Integrated Master Subscriber Identity
  • International Master System Interface
  • International Mobile Subscriber Identity
  • Interlinked Mobile Systems Identifier
Answer: International Mobile Subscriber Identity
Q20 | The IMEI can be found by entering what on the handset keypad?
  • #6*0#
  • *#06#
  • 06#*#
  • 6#*0#
Answer: *#06#
Q21 | In GSM-900 system, two subbands of ………..are assigned.
  • 200kHz
  • 20kHz
  • 20 MHz
  • 25 MHz
Answer: 25 MHz
Q22 | In GSM-900 system, total number of radio carriers are……………
  • 120
  • 124
  • 125
  • 200
Answer: 124
Q23 | In GSM-900 system, uplink frequency is ……………
  • 935MHz-960MHz
  • 930MHz-955MHz
  • 940MHz-965MHz
  • 945MHz-970MHz
Answer: 935MHz-960MHz
Q24 | In GSM-900 system, downlink frequency is ……………
  • 895MHz-920MHz
  • 880MHz-905MHz
  • 885MHz-910MHz
  • 890MHz-915MHz
Answer: 890MHz-915MHz
Q25 | In GSM-900 system, uplink and downlink carrier frequency differ by ……………
  • 20MHz
  • 45MHz
  • 25MHz
  • 200kHz
Answer: 45MHz
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