Description : Which of the following does not come under the teleservices of GSM? a) Standard mobile telephony b) Mobile originated traffic c) Base originated traffic d) Packet switched traffic
Last Answer : d) Packet switched traffic
Description : Which of the following memory device stores information such as subscriber’s identification number in GSM? a) Register b) Flip flop c) SIM d) SMS
Last Answer : c) SIM
Description : _____ is used for transmission of packets in the cellular switched architecture. a) Packet switching techniques b) Circuit switching techniques c) Packet and circuit switched technique d) Datagram technique
Last Answer : a) Packet switching techniques
Description : Which of the following comes under supplementary ISDN services? a) Emergency calling b) Packet switched protocols c) Call diversion d) Standard mobile telephony
Last Answer : c) Call diversion
Description : Transmission protocol, PRMA stands for _________ a) Pocket reservation multiple access b) Packet register multiple access c) Pocket register multiple access d) Packet reservation multiple access
Last Answer : d) Packet reservation multiple access
Description : The 2G GSM technology uses a carrier separation of _____________ a) 1.25 MHz b) 200 KHz c) 30 KHz d) 300 KHz
Last Answer : b) 200 KHz
Description : Which one of the following 2G standard is used in Japan? a) IS-136 b) GSM c) PDC d) AMPS
Last Answer : c) PDC
Description : GSM (Global System for Mobile) was earlier also known as _____________ a) Group System Mobile b) Global Special Meaning c) Group Special Mobile d) Global Special Mobile
Last Answer : c) Group Special Mobile
Description : Which modulation technique is used by GSM? a) GMSK b) BPSK c) QPSK d) GFSK
Last Answer : a) GMSK
Description : How many users or voice channels are supported for each 200 KHz channel in GSM? a) Eight b) Three c) Sixty four d) Twelve
Last Answer : a) Eight
Description : Which one is not a TDMA standard of second generation networks? a) GSM b) IS-136 c) AMPS d) PDC
Last Answer : c) AMPS
Description : How much increase in spectral efficiency is provided by W-CDMA in comparison to GSM? a) Two times b) Three times c) No increase d) Six times
Last Answer : d) Six times
Description : UMTS does not has backward compatibility with ____________ a) GSM b) IS-136 c) IS-95 d) GPRS
Last Answer : c) IS-95
Description : Which of the following leads to the 3G evolution of GSM, IS-136 and PDC systems? a) W-CDMA b) GPRS c) EDGE d) HSCSD
Last Answer : a) W-CDMA
Description : What is the term used by ITU for a set of global standards of 3G systems? a) IMT 2000 b) GSM c) CDMA d) EDGE
Last Answer : a) IMT 2000
Description : Group of superframes in GSM is called multiframe. a) True b) False
Last Answer : b) False
Description : Which of the following is not a control channel of GSM? a) BCH b) CCCH c) DCCH d) TCH
Last Answer : d) TCH
Description : __________ supports the operation and maintenance of GSM. a) BSS b) NSS c) OSS d) MSC
Last Answer : c) OSS
Description : ___________ manages the switching function in GSM. a) BSS b) NSS c) OSS d) MSC
Description : Which of the following does not come under subsystem of GSM architecture? a) BSS b) NSS c) OSS d) Channel
Last Answer : d) Channel
Description : Who sets the standards of GSM? a) ITU b) AT & T c) ETSI d) USDC
Last Answer : c) ETSI
Description : Previously in 1980s, GSM stands for ____________ a) Global system for mobile b) Groupe special mobile c) Global special mobile d) Groupe system mobile
Last Answer : b) Groupe special mobile
Description : Which of the following is the world’s first cellular system to specify digital modulation and network level architecture? a) GSM b) AMPS c) CDMA d) IS-54
Last Answer : a) GSM
Description : In public switched telephone network, LATA stands for ______ a) Local access and transport area b) Land area and transport area c) Local access and telephone access d) Local area and telephone access
Last Answer : a) Local access and transport area
Description : PSTN stands for ________ a) Public switched telephone network b) Personal switched telephone network c) Personal switched telephone node d) Public switched telephone node
Last Answer : a) Public switched telephone network
Description : Which of the following subsystem provides radio transmission between mobile station and MSC? a) BSS b) NSS c) OSS d) BSC
Last Answer : a) BSS
Description : Which is one of the disadvantages of 2G standards? a) Short Messaging Service (SMS) b) Digital modulation c) Limited capacity d) Limited Internet Browsing
Last Answer : d) Limited Internet Browsing
Description : What is Wired Equivalent Privacy (WEP)? a) security algorithm for ethernet b) security algorithm for wireless networks c) security algorithm for usb communication d) security algorithm for emails
Last Answer : b) security algorithm for wireless networks
Description : Network layer at source is responsible for creating a packet from data coming from another ________ a) Station b) Link c) Node d) Protocol
Last Answer : d) Protocol
Description : How much packet data rate per user is supported by W-CDMA if the user is stationary? a) 2.048 Kbps b) 100 Mbps c) 2.048 Mbps d) 1 Gbps
Last Answer : c) 2.048 Mbps
Description : _______ is the information contained in the packet header of TIU. a) PTI b) VCI c) PRMA d) CDPD
Last Answer : b) VCI
Description : Circuit switching has more advantage than packet switching for PCS. a) True b) False
Description : Do you think that it is an invasion of privacy for a website to "eavesdrop" on your browsing/search history?
Last Answer : There's nothing we can do about that in this day and age. Anything I look up on the internet is fair game to anyone that wants to know my browsing history. Also, anything I say on my smart ... you were removed from a site because of your interests, you don't want to belong to that site anyway.
Description : At the base station, the air interface portion of mobile transmission is passed to MSC. a) True b) False
Description : ____________ carries signalling and synchronizing commands. a) Traffic channels b) Control channels c) Signalling channels d) Forward channels
Last Answer : b) Control channels
Description : __________ carries digitally encoded user data. a) Traffic channels b) Control channels c) Signalling channels d) Forward channels
Last Answer : a) Traffic channels
Description : What location management feature is supported by 4G? a) Concatenated Location Registration b) Concurrent Location Register c) Concatenated Management d) Collated Location Registration
Last Answer : a) Concatenated Location Registration
Description : How is bandwidth increased in Cdma2000? a) Clubbing adjacent radio channels b) Changing the hardware of base stations c) Change of spectrum d) Change of RF equipment
Last Answer : a) Clubbing adjacent radio channels
Description : How many voice channels are supported for each 30 KHz radio channel in IS-136? a) Eight b) Thirty c) Three d) Sixteen
Last Answer : c) Three
Description : HIPER-LAN stands for ____________ a) High Precision Radio Local Area Network b) High Performance Radio Local Area Network c) High Precision Radio Land Area Network d) Huge Performance Radio Link Access Node
Last Answer : b) High Performance Radio Local Area Network
Description : Wireless networks are extremely hostile and random nature of radio channel. a) True b) False
Last Answer : a) True
Description : Which one of the following event is not possible in wireless LAN? a) collision detection b) acknowledgement of data frames c) multi-mode data transmission d) connection to wired networks
Last Answer : a) collision detection
Description : Which of the following the first 3G CDMA air interface? a) IS-95 b) IS-95B c) Cdma2000 1xRTT d) CdmaOne
Last Answer : c) Cdma2000 1xRTT
Description : Communication protocol, CAI stands for ___________ a) Common air interchange b) Control air interchange c) Common air interface d) Control air interchange
Last Answer : a) Common air interchange
Description : If you had/have Sprint, have you switched out your sim card to T-Mobile’s? What do you think of the service?
Last Answer : They’re the same company > > > https://www.t-mobile.com/brand/t-mobile-sprint-merger-updates
Description : A local telephone network isan example of a_______ network. A) packet-switched B) circuit-switched C) message-switched D) none of the above
Last Answer : circuit-switched
Description : A _________ network is across between a circuit-switchednetworkand a datagram network. It has some characteristics ofboth. A) virtual-circuit B) packet-switched C) frame-switched D) none of the above
Last Answer : virtual-circui
Description : Packet-switched networks can alsobe divided into ______subcategories: virtual-circuit networks and datagram networks A) four B) three C) two D) five
Last Answer : two
Description : There are two types of designs for communication subnets: they are ………… A. Point-to-Point channels and Broadcast channels B. packet-switched subnet and store-and-forward C. Multicasting and Broadcasting D. Point-to-Point channels and store-and-forward
Last Answer : A. Point-to-Point channels and Broadcast channels
Description : BSNL land line telephone network is an example of a network. A. Packet switched B. Circuit switched C. Bit switched D. Line switched
Last Answer : B. Circuit switched