In AMPS, the size of Mobile Identifier is ___________ bits.

• A) 15
• B) 32
• C) 34
• D) 4

Which of the following protects the network operators from different types of fraud found in today's cellular world?

• A) HLR
• B) VLR
• C) AUC
• D) EIR

In GSM network, each time slotted user is allocated a frequency of __________ in each direction.

• A) 100 KHz
• B) 50 KHz
• C) 200 KHz
• D) 30 KHz

Which of the following is NOT a supplementary service provided by a GSM network?

• A) Call Barring
• B) Handoff/Handover
• C) Conferencing
• D) Call Waiting

__________ is one of the supplementary services provided by GSM network.

• A) Conferencing
• B) Modem selection
• C) SMS
• D) Calling

_____________ is used to store the visitor user information temporarily.

• A) AUC
• B) HLR
• C) EIR
• D) VLR

The area in which radio coverage is provided by one BTS is called a(n) __________.

• A) MSC service area
• B) PLMN service area
• C) Location area
• D) Cell

In AMPS network, which of the following network identifiers indicate the capabilities of mobile station?

• A) ESN
• B) SCC
• C) SAT
• D) MIN

Which of the given topologies is used in AMPS for Forward Control Channel?

• A) Broadcast
• B) Dedicated
• C) Random
• D) Multicast

In AMPS, which of the following identifiers is assigned by the regulators to a geographical service area?

• A) MIN
• B) SCC
• C) SID
• D) DCC

Switching System can detect a stolen or unauthorized phone by using the information stored in ________________

• A) Visitor Location Register (HLR)
• B) Home Location Register (HLR)
• C) Equipment Identity Register (EIR)
• D) Authentication Centre (AUC)

Which of the following components of GSM network is responsible for performing call processing and subscriber related functions?

• A) Operation and Support System
• B) Base Station System
• C) None of the given
• D) Switching System

FDMA stands for______.

• A) Frequency division micro access
• B) Frequency Diversity Multiple access
• C) Freeze division multiple access
• D) Frequency Division Multiple Access

____________ is used to express relative differences in signal strength.

• A) Baud Rate
• B) Frequency
• C) Decibel
• D) Bit Rate

The process of shifting a call from one BTS of a cell to another BTS is called ____________.

• A) Handover
• B) Cell foot
• C) transfering
• D) Roaming

Which of the given medium access techniques is used in GSM for transmitting signals?

• A) TDMA/FDD
• B) FDMA/FDD
• C) CDMA/FDD
• D) CSMA/CA

Which of the following conditions should be true for a Hand-off/Handover to occur?

• A) Mobile moves from one cell to another cell
• B) After spending some time in the same cell
• C) Mobile moves from one cluster to another sector
• D) Mobile moves from one cluster to another cluster

A Location Area (LA) in GSM network is served by ________________.

• A) a single BSC only
• B) a single MSC
• C) more than one MSC only
• D) a single Cell

In GSM, a PLMN is identified by _______________.

• A) Mobile Country Code
• B) Mobile Network Code
• C) Location Area Code
• D) Mobile Country Code and Mobile Network Code

GSM is a ________ network.

• A) 2G
• B) 3G
• C) 4G
• D) 1G