Emerging Trends in Electronics (ETE)-2

Multiple Choice Questions (MCQs)

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Next Generation Network

1   Number of layers in NGN architecture is
    (A)   7
    (B)   6
    (C)   5
    (D)   4
[showhide type=”button7c1″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
2   The E2Eoptical path in an OTN network is specified by layer
    (A)   ODU
    (B)   OTU
    (C)   OCH
    (D)   OPU
[showhide type=”button7c2″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
3   In NGN, the interface not supporting media interaction is
    (A)   UNI
    (B)   ANI
    (C)   NNI
    (D)   SNI
[showhide type=”button7c3″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
4   Number of layer in NGN architecture is
    (A)   7
    (B)   6
    (C)   5
    (D)   4
[showhide type=”button7c4″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
5   In NGN communication is possible
    (A)   Within a city
    (B)   Within a state
    (C)   Within a country
    (D)   Anywhere in world
[showhide type=”button7c5″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
6   Layers of NGN are
    (A)   Access, Transport, Control, Service Layer
    (B)   Physical, Data link, Network, Session Layer
    (C)   Application, Session, Data link, Network, Transport, layer
    (D)   Network, Application Layer
[showhide type=”button7c6″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
7   In NGN CDF (Content Delivery Function) is a function of
    (A)   Transport Stratum
    (B)   Service Stratum
    (C)   Transport and Service stratum
    (D)   Not from above
[showhide type=”button7c7″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
8   The wavelength range of the XG-PON1 downstream signal and the range of upstream signal on a single-fiber system are
    (A)   Same
    (B)   For downs stream signal wavelength is greater than that of upstream signal
    (C)   For downs stream signal wavelength is lower than that of upstream signal
    (D)   Depend on application it varies
[showhide type=”button7c8″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
9   ———- multiplexing is used in 3G.
    (A)   FDMA
    (B)   CDMA
    (C)   TDMA
    (D)   Not From Above
[showhide type=”button7c9″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
10   MPLS header length is a field of —- bits.
    (A)   32
    (B)   24
    (C)   20
    (D)   8
[showhide type=”button7c10″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
11   8000 frames/sec are transmitted in 125 µsec, in
    (A)   STM-4
    (B)   STM-64
    (C)   STM-1
    (D)   STM-256
[showhide type=”button7c11″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
12   The use of EXP (Experimental) bits is
    (A)   Quality of service
    (B)   Avoid a packet being stuck in a routing loop
    (C)   Receiving, transmitting a labeled packet on a data link.
    (D)   Not from above
[showhide type=”button7c12″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
13   The protection scheme in an OTN network is defined by
    (A)   G 709
    (B)   G 873.1
    (C)   G 798
    (D)   G 872
[showhide type=”button7c13″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
14   SDH is ———-
    (A)   Session layer Protocol
    (B)   Transport layer Protocol
    (C)   Service Protocol
    (D)   Application Protocol
[showhide type=”button7c14″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
15   Data speed in 5G is ——–
    (A)   More than 1Gbps
    (B)   64Kbps
    (C)   2 Mbps
    (D)   4 Kbps
[showhide type=”button7c15″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
16   TTL in a MPLS label is
    (A)   Transistor Transistor Logic
    (B)   Time To Live
    (C)   Technology Transfer Layer
    (D)   Not from above
[showhide type=”button7c16″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
17   The UNI-(User network interface) is used to provide connectivity to ______________.
    (A)   Terminal equipments, User networks and Corporate networks.
    (B)   Other NGNs , other IP-based networks
    (C)   Corporate networks
    (D)   IP-based networks
[showhide type=”button7c17″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
18   In NGN CDF (Content Delivery Function) is a function of
    (A)   Transport stratum
    (B)   Application stratum
    (C)   Service stratum
    (D)   Control stratum
[showhide type=”button7c18″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
19   Access network functions, Edge functions, Core transport functions, and Gateway functions include the function of ___________.
    (A)   Service control functions
    (B)   Transport Functions
    (C)   Application support functions
    (D)   Management functions
[showhide type=”button7c19″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
20   Identify the odd one out of objectives of NGN.
    (A)   Open user access
    (B)   Diversity of content
    (C)   Equality of opportunity
    (D)   Quality of service
[showhide type=”button7c20″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
21   ___________transports information and services by encapsulating these into IP packets.
    (A)   Next Generation Network
    (B)   Virtual private network
    (C)   Wide Area Network
    (D)   Local Area Network
[showhide type=”button7c21″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
22   API provides a channel for interactions and exchanges between
    (A)   Other NGNs, IP based networks
    (B)   User and corporate networks
    (C)   NGN and other service providers
    (D)   NGN and applications
[showhide type=”button7c22″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
23   ______ are also known as soft switches and call Agents.
    (A)   Session border controller
    (B)   Media Gateway Controllers
    (C)   Trunk media gateway
    (D)   Signalling Gateway
[showhide type=”button7c23″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
24   Media server uses a control protocol such as _______
    (A)   Transmission Control Protocol
    (B)   File Transfer Protocol
    (C)   Session Initiation Protocol 
    (D)   Hyper Text Transfer Protocol
[showhide type=”button7c24″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
25   ___ provides the following functionalities.
    (A)   RACF
    (B)   MMCF
    (C)   NACF
    (D)   NAPT
[showhide type=”button7c25″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
26   Radio band for FM Broadcast is ________.
    (A)   87.5 to 108.0 MHz
    (B)   148.5 kHz–283.5 kHz
    (C)   30 Hertz to 300 GHz.
    (D)   1.711 MHz–30.0 MHz
[showhide type=”button7c26″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
27   ____mobile network based on GSM, GPRS and EDGE.
    (A)   1 G
    (B)   3 G
    (C)   5 G
    (D)   2 G
[showhide type=”button7c27″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
28   In 3G mobile network data bandwidth is __
    (A)   2 KBPS
    (B)   64 Kbps
    (C)   2 Mbps
    (D)   1 Gbps
[showhide type=”button7c28″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
29   In FTTH, teleconsulting ____________
    (A)   Symmetric
    (B)   VoD
    (C)   Asymmetric
    (D)   Transport
[showhide type=”button7c29″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
30   EXP bit are used for _____________
    (A)   Avoiding stucking of packets
    (B)   Receiving And Transmitting
    (C)   Quality of service
    (D)   Arranging packets
[showhide type=”button7c30″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
31   One MPLS label is a field of ___________
    (A)   32 bits
    (B)   64 bits
    (C)   128 bits
    (D)   20 bits
[showhide type=”button8c1″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
32   STM-4 has bit rate of ________.
    (A)   822.80 Mbits/Sec
    (B)   155.520 Mbits/Sec
    (C)   1244.160 Mbits/Sec
    (D)   622.080 Mbits/Sec
[showhide type=”button8c2″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
33   Protection scheme in an OTN Network is defined by
    (A)   G 709
    (B)   G 873.1
    (C)   G 798
    (D)   G 872
[showhide type=”button8c3″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
34   B-PON is
    (A)   Bandpass Passive Optical Network
    (B)   Broadband Passive Optical Network
    (C)   Baseband Passive Optical Network
    (D)   Bandwidth Passive Optical Network
[showhide type=”button8c4″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
35   1G-EPON and 10-G EPON defined in _____________.
    (A)   ITU-T
    (B)   FCC
    (C)   IEEE
    (D)   ETSI
[showhide type=”button8c5″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
36   The protection scheme in an OTN network is defined by
    (A)   G 709
    (B)   G 873.1
    (C)   G 798
    (D)   G 872
[showhide type=”button8c6″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
37   STM-1 Frame is transmitted in ____________
    (A)   200 msec
    (B)   125 µs
    (C)   50 sec
    (D)   100 nsec
[showhide type=”button8c7″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
38   OTN supports bit rate up-to_______
    (A)   500 Mbps
    (B)   300 Kbps
    (C)   100 Mbps
    (D)   400 Gbps
[showhide type=”button8c8″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
39   Client signal encapsulation, Rate Justification is the function of –
    (A)   Optical channel (OCH)
    (B)   Optical transport unit (OTU)
    (C)   Optical data unit (ODU)
    (D)   Optical Payload unit (OPU)
[showhide type=”button8c9″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
40   The wavelength range of the XG-PON1 downstream signal and the range of upstream signal on a single-fiber system are
    (A)   Same
    (B)   For downs stream signal wavelength is greater than that of upstream signal
    (C)   For downs stream signal wavelength is lower than that of upstream signal
    (D)   Depend on application it varies
[showhide type=”button8c10″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
41   For GPON line rate for down streaming is-
    (A)   1.2 Gbit/s
    (B)   622.08 Mbit/s.
    (C)   2.4 Gbit/s
    (D)   155.52 Mbit/s.
[showhide type=”button8c11″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
42   In MPLS for TTL (Time to Live) the Number of bits used is ________
    (A)   20
    (B)   3
    (C)   1
    (D)   8
[showhide type=”button8c12″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
43   In MPLS Network, at the first Edge LSR, label is added to the packet. This process is called____
    (A)   PUSH
    (B)   POP
    (C)   SWAP
    (D)   XCH
[showhide type=”button8c13″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
44   MPLS technology efficiently supports to-
    (A)   Network services
    (B)   IP Based services
    (C)   Circuit based services
    (D)   Packet-based services
[showhide type=”button8c14″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
45   A ____________ is a router that supports MPLS.
    (A)   Label switch router
    (B)   Edge Routers
    (C)    Broadband Routers
    (D)   Core Routers
[showhide type=”button8c15″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
46   Pick the odd one out of the LSRs exists in an MPLS network:
    (A)   Egress
    (B)   Intermediate
    (C)   Ingress
    (D)   At the end
[showhide type=”button8c16″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
47   In MPLS, label value can be in between ______________
    (A)   0 and 65536
    (B)   0 and 255
    (C)   0 and 1024
    (D)   0 and 1048575
[showhide type=”button8c17″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
48   In FTTH, following protocol is used for up streaming directions.
    (A)   TDMA
    (B)   CDMA
    (C)   FDMA
    (D)   PDMA
[showhide type=”button8c18″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
49   In FTTH, telemedicine is ———— service
    (A)   Symmetric
    (B)   Asymmetric
    (C)   Balanced
    (D)   Unbalanced
[showhide type=”button8c19″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
50   FTTx architecture can be applicable for —
    (A)   Symmetric broadband
    (B)   Asynchronous
    (C)   Asymmetric broadband
    (D)   Point-to-point or point-to-multipoint
[showhide type=”button8c20″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
51   The ____________ would include the modulation schemes for both the upstream and downstream channels
    (A)   Transmission Convergence layer
    (B)   ATM layer
    (C)   Session layer
    (D)   Physical Media Dependent layer
[showhide type=”button8c21″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
52   FTTx network architecture uses ——–medium between ONU and OLT.
    (A)   Copper
    (B)   Fiber
    (C)   Glass
    (D)   Metal
[showhide type=”button8c22″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
53   OLT provides interface to—–
    (A)   Subscriber and the subscribed services.  
    (B)   Television to CD player
    (C)   Waveguide to antenna
    (D)   OTDR to waveguide
[showhide type=”button8c23″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
54   Wi max, Wi-Fi, LTE Technology is used in ___mobile network.
    (A)   2G
    (B)   3G
    (C)   4G
    (D)   5G
[showhide type=”button8c24″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
55   _____________multiplexing is used in 3G mobile network.
    (A)   FDMA
    (B)   TDMA
    (C)   PDMA
    (D)   CDMA
[showhide type=”button8c25″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
56   Video conferencing is the application of _________mobile network.
    (A)   2G
    (B)   3G
    (C)   4G
    (D)   5G
[showhide type=”button8c26″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
57   PSTN Core network is used in ___mobile network.
    (A)   5G
    (B)   3G
    (C)   4G
    (D)   2G
[showhide type=”button8c27″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
58   Data speed in 5G is ——–
    (A)   More than 1Gbps
    (B)   64Kbps
    (C)   2 Mbps
    (D)   4 Kbps
[showhide type=”button8c28″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
59   Pick the odd one application of 4G Network.
    (A)   Multimedia
    (B)   HDTV
    (C)   Digital Video Broadcasting (DVB)
    (D)   3D Television
[showhide type=”button8c29″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
60   The radio spectrum is the part of the electromagnetic spectrum with frequencies from —–.
    (A)                   87.5 to 108.0 MHz
    (B)   148.5 kHz–283.5 kHz
    (C)   30 Hertz to 300 GHz.
    (D)   1.711 MHz–30.0 MHz
[showhide type=”button8c30″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
61   In licensed radio bands, _____________ frequency range is between840 MHz, 900MHz.
    (A)   AM broadcast 
    (B)   FM broadcast 
    (C)   Television
    (D)   Cellular phones
[showhide type=”button9c1″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
62   The ultra-high frequency band of radio waves in the electromagnetic wave is used as in _____.
    (A)     Commercial FM radio
    (B)   Television
    (C)   Cellular phone communication
    (D)   b)  Microwaves
[showhide type=”button9c2″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
63   Industrial, Scientific, Medical type includes several medical monitors and other devices that operate in the _________.
    (A)   900-MHZ, 2.4-GHz
    (B)   500-MHZ, 2.4-MHz
    (C)   100-KHZ, 2.4 KHz
    (D)   900-MHZ, 4.5-GHz
[showhide type=”button9c3″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
64   _________manages and sets standards with regard to the spectrum use.
    (A)   Wi-Fi Alliance
    (B)   European Telecommunications Standards Institute
    (C)   Federal Communications Commission
    (D)   WLAN Association
[showhide type=”button9c4″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
65   Identify from the following unlicensed radio band application.
    (A)   Commercial FM radio
    (B)   Aeronautical navigation service
    (C)   Television
    (D)   Cellular phones
[showhide type=”button9c5″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
66   Media Gateways are located in _______________ of NGN.
    (A)   Access Layer
    (B)   Transport Layer
    (C)   Control Layer
    (D)   Service Layer
[showhide type=”button9c6″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
67   ____________supports services such as voice or video telephony subscribe and message.
    (A)   Network components
    (B)   Modem
    (C)   PSTN/ISDN emulation service component
    (D)   IP multimedia service component
[showhide type=”button9c7″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
68   _____________ provides functions such as media conversion and echo control.
    (A)   Trunk Media gateway
    (B)   Access gateway
    (C)   Signalling gateway
    (D)   Border Gateway
[showhide type=”button9c8″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: B [/showhide]
69   The _________ provides the signalling interface between the VoIP network and the PSTN signalling network
    (A)   Signalling gateway
    (B)   Access gateway
    (C)   Border Gateway
    (D)   Trunk Media gateway
[showhide type=”button9c9″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
70   Pick the odd one out of the NGN Network components
    (A)   Access gateway
    (B)   PSTN
    (C)   GSM
    (D)   Trunk Media gateway
[showhide type=”button9c10″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: C [/showhide]
71   Session Border Controller provides functions such as ___________.
    (A)   Network Address Translation and Firewall Traversal.
    (B)   Call logic and call control functions
    (C)   Packetisation, echo control
    (D)   Announcements and tones, and collect user information.
[showhide type=”button9c11″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
72   NGN is a _______ Network.
    (A)                   Packet-based
    (B)   Message-based
    (C)   IP-based
    (D)   Circuit –based
[showhide type=”button9c12″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
73   In NGN, the interface not supporting media interaction is____
    (A)   UNI
    (B)   NNI
    (C)   SNI
    (D)   ANI
[showhide type=”button9c13″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
74   Pick the odd one out of the application of Next Generation Network
    (A)   Emergency Calling Services
    (B)   Intelligent Call Routing
    (C)   Advanced Toll Free
    (D)   ATM
[showhide type=”button9c14″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
75   ______________ these are four Layers of NGN architecture.
    (A)   Access, Transport, control, service
    (B)   Physical, Data link, Network, session
    (C)   Application, Session, Data link, Transport
    (D)   Network, Application, Session, Access.
[showhide type=”button9c15″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
76   In NGN communication is possible
    (A)   Within a city
    (B)   Within a state
    (C)   Within a country
    (D)   Anywhere in world
[showhide type=”button9c16″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: D [/showhide]
77   __________ Functions provide the connectivity for all components and physically separated units within the NGN.
    (A)   Transport layer
    (B)   Service layer
    (C)   Data link layer
    (D)   Control layer
[showhide type=”button9c17″ more_text=”Show Answer” less_text=”Hide Answer”] Answer: Option: A [/showhide]
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