GSM Practice Exam Questions &
Answers 2024/2025
The parameter transmitted on the BCCH that provides the minimum RSSI that the MS needs to see the
ARFCN in order to register with it is: - ANSWERSRxLevAccMin
The reject code(s) that instruct the MS that it is not allowed to roam in the current LAC is (are): -
ANSWERSCode 13
The GCI contains which of the following - ANSWERSPLMN/LAC/CID
The IMSI is broken down into the: - ANSWERSMCC, MNC and MSIN
The top six channels as computed by the MS make up the: - ANSWERSNeighbor list
Each user is assigned a channel and a timeslot describes what? - ANSWERSFDMA/TDMA
GSM communications use which access scheme: - ANSWERSFDMA/TDMA
What selector, randomly assigned by the VLR, is used to mask the IMSI? - ANSWERSTMSI
The parameter transmitted on the BCCH that instructs the MS when it needs to check back in with the
network is the: - ANSWERST3212 timer
The downlink or forward channel refers to the signal: - ANSWERSFrom the Base Transceiver Station to
the Mobile Subscriber
The bandwidth for a single GSM channel is: - ANSWERS200 KHz
Answers 2024/2025
The parameter transmitted on the BCCH that provides the minimum RSSI that the MS needs to see the
ARFCN in order to register with it is: - ANSWERSRxLevAccMin
The reject code(s) that instruct the MS that it is not allowed to roam in the current LAC is (are): -
ANSWERSCode 13
The GCI contains which of the following - ANSWERSPLMN/LAC/CID
The IMSI is broken down into the: - ANSWERSMCC, MNC and MSIN
The top six channels as computed by the MS make up the: - ANSWERSNeighbor list
Each user is assigned a channel and a timeslot describes what? - ANSWERSFDMA/TDMA
GSM communications use which access scheme: - ANSWERSFDMA/TDMA
What selector, randomly assigned by the VLR, is used to mask the IMSI? - ANSWERSTMSI
The parameter transmitted on the BCCH that instructs the MS when it needs to check back in with the
network is the: - ANSWERST3212 timer
The downlink or forward channel refers to the signal: - ANSWERSFrom the Base Transceiver Station to
the Mobile Subscriber
The bandwidth for a single GSM channel is: - ANSWERS200 KHz
