chapter 9

Which of the following is an international standard for signal communications, which uses TDMA and FDD (Frequency Division Duplex) communication methods? A. GSM B. CDMA C. UMTS D. WCDMA

A. GSM

The first three digits of the IMSI are referred to as which of the following? A. Mobile country code B. Mobile Subscriber Identity Number C. Mobile network operator D. Integrated Circuit Card ID

A. Mobile country code

Which of the following mobile operating systems is an open source operating system based on the Linux 2.6 kernel and is owned by Google? A. Symbian B. Android C. RIM D. Windows

B. Android

The equipment found at a cell site that facilitates the communication of a cellphone user across a cellular network is best described as which of the following? A. Cellular network B. Base Transceiver Station C. Public Switched Telephone Network D. Home Location Register

B. Base Transceiver Station

Which of the following best describes the role of the Base Station Controller? A. Manages the radio signals for base transceiver stations B. Assigns frequencies and handoffs between cell sites C. Both A and B are correct D. Neither A nor B is correct

C. Both A and B are correct

Which of the following is a high mobility broadband communication that is suitable for use on trains and in other vehicles? A. 2G B. 3G C. 3GPP D. 4G LTE

D. 4G LTE

Which of the following are details used by telecommunications carriers for billing purposes and can include phone numbers called, call duration, dates and times of calls, and cell sites used? A. Equipment Identity Register B. Mobile network operator C. Temporary Mobile Subscriber Identity D. Call detail records

D. Call detail records

Which one of the following directories contains a list of contacts (names and telephone numbers) saved by a subscriber on a SIM card? A. EF_SMS B. EF_LOCI C. EF_LND D. EF_ADN

D. EF_ADN

Which of the following will typically not be found on a GSM cellphone? A. SIM card B. IMEI C. FCC-ID D. MEID

D. MEID

Which of the following is a portable wireless router that provides Internet access for up to five Internet-enabled devices and communicates via a cellular network? A. Office hub B. Public safety access point C. Mobile Station D. MiFi

D. MiFi

A public safety __________ point is a call center that receives emergency requests from the public for police, medical, or firefighter services.

access

A(n) __________ is the geographic area within a cellular network.

cell

Integrated __________ Enhanced Network is a wireless technology developed by Motorola, which combines two-way radio capabilities with digital cellphone technology.

digital

The __________ Identity Register is used to track IMEI numbers and decide whether an IMEI is valid, suspect, or perhaps stolen

equipment

A(n) __________ Public Land Mobile Network is a cellular network that a subscriber attempted to connect to but was not authorized to connect to.

forbidden

A(n) __________ Mobile Equipment Identity number uniquely identifies the mobile equipment or handset

international

A PIN Unblocking __________ (PUK) is a code that is available from the carrier and allows a user to remove the PIN protection from the SIM card.

key

A(n) __________ handoff is when a cellular communication is conditionally handed off from one base station to another and the mobile equipment is simultaneously communicating with multiple base transceiver stations.

soft

A Mobile __________ Center is responsible for switching data packets from one network path to another on a cellular network.

switching

The database that contains information about a roaming subscriber is referred to as a(n) __________ Location Register

visitor