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Hoàng Thế Quang đang tìm kiếm từ khóa In which one of the following the specific characteristics can be applied to the transmission Mcq? được Cập Nhật vào lúc : 2022-10-06 15:15:25 . Với phương châm chia sẻ Mẹo Hướng dẫn trong nội dung bài viết một cách Chi Tiết 2022. Nếu sau khi đọc Post vẫn ko hiểu thì hoàn toàn có thể lại phản hồi ở cuối bài để Admin lý giải và hướng dẫn lại nha.Mobile Computing Multiple Choice Questions with Answers pdf for the preparation of academic and competitive IT examinations.
Nội dung chính- In which one of the following codes with specific characteristics can be applied to the transmission * CDMA GPRS GSM all of the above?Which of the following statements about the full duplex is correct Mcq?Which of the following is the example of Wpans Mcq?Which of the following are the features of mobile communication Mcq?
1. It is defined as the process of transferring a call (or data transfer) in progress from one channel to another channel.
(a) Handover
(b) Handoff
(c) Roaming
(d) Both (a) and (b)
Ans. (d) both (a) and (b)
2. In this type of handover, the handover occurs between different cells but within the reach of the same BSC.
(a)
Intra-cell handover
(b) Inter-cell, intra-BSC handover
(c) Inter-BSC, intra-MSC handover
(d) Inter MSC handover
Ans. (b) Inter-cell, intra-BSC handover
3. ___ effect is the repeated handover between two base stations.
Ans. Ping-pong
4. High-Speed Circuit Switched Data (HSCSD) uses connection-oriented traffic channels. (True/False)
Ans. True
5. In High-Speed Circuit Switched Data (HSCSD) several TDMA slots are allotted within a TDMA frame to bundle the
___ channels.
Ans. Traffic
6. For n channels, HSCSD requires n times signaling during handover, connection setup, and release. (True/False)
Ans. True
7. General Packet Radio Service (GPRS) technology exhibits traffic patterns in ___ mode.
Ans. packet
8. Depending on the coding, a transfer rate up to ___ kbit/s is possible in GPRS.
Ans. 170
9. In GPRS quality of service, the Reliability class ___ could be used if applications exhibit greater error
tolerance.
Ans. 2
10. The function of Gateway GPRS Support Node (GGSN) is to connect___ network with the external packet data networks (PDN).
Ans. GPRS
11. The function of the GPRS register (GR) is to store all GPRS-relevant data. (True/False)
Ans. True
12. MS gets attached to the GPRS network by assigning a temporal identifier, called a ___, and a ___ for data encryption.
Ans. Temporary Logical Link Identity (TLLI), Ciphering Key Sequence Number (CKSN)
13.
This protocol is used to adapt to the different characteristics of the underlying networks between an SGSN and the MS.
(a) Sub Network Dependent Convergence Protocol (SNDCP)
(b) Base Station Subsystem GPRS Protocol (BSSGP)
(c) Radio Link Protocol (RLC)
(d) GPRS Tunnelling Protocol (GTP).
Ans. (a) Sub Network Dependent Convergence Protocol (SNDCP)
14. All MSs are assigned private IP addresses which are then translated into ___ addresses the GGSN.
Ans. global
15. These services of GSM permit transparent and non-transparent, synchronous or asynchronous data transmission.
(a) Bearer services
(b) Teleservices
(c) Supplementary services
(d) None of the above
Ans. (a) Bearer services
16. As the logical channels are all associated with user traffic, the multi-frame is called ___ multi-frame.
Ans. traffic
17. This layer of protocol architecture for signalling handles all radio-specific functions.
(a) The physical
layer or layer 1
(b) LAPD or the Layer 2
(c) Call management (CM) layer
(d) Mobility management (MM) layer
Ans. (a) The physical layer or layer 1.
18. The main tasks of ___ are the setup, maintenance, and release of radio channels.
Ans. Radio Resource Management (RR)
19. Temporary Mobile Subscriber Identity (TMSI) replaces the ___ and hides the real identity of an MS user over the air interface.
Ans. International Mobile Subscriber Identity (IMSI)
20.
Changing VLRs with uninterrupted availability of all services is also called ___.
Ans. roaming
21. The MSISDN follows the ITU-T standard and consists of: the country code (CC), ___, and ___.
Ans. the National Destination Code (NDC), the Subscriber Number (SN)
22. Mobile Terminated Call (MTC) is a situation in which a station calls a mobile station. (True/False)
Ans. True
23. A Mobile Station (MS) is connected to the GSM-PLMN via the ___ interface.
Ans. Um
24.
The access network domain contains the ___.
Ans. Radio Access Networks (RAN)
25. The direct sequence (DS) CDMA technology spreads the signal and can separate different users by the use of a unique ___ sequence.
Ans. chipping
26. UMTS uses a constant chipping rate of ___ Mchip/s.
Ans. 3.84
27. How many chips do the radio frame structure of UTRA-FDD consist of?
(a) 38,400
(b) 64,000
(c) 512
(d) 1024
Ans. (a) 38,400
28. In the UTRA TDD
(TD–CDMA) frame structure 15 slots with ___ chips per slot form a radio frame with a duration of 10 ms.
Ans. 2,560
29. A node B connects to one or more antennas creating one or more cells that can either use FDD or TDD or both. (True/False)
Ans. True
30. The CSD connects to the RNS via a part of the IU interface called ___.
Ans. IuCS
31. Which tunneling protocol is used to encapsulate all packets (e.g., IP, PPP) destined for the UE?
(a) GPRS Tunnelling Protocol
(GTP)
(b) UMTS Tunnelling Protocol
(c) RNS Tunnelling Protocol
(d) Packet Data Convergence Protocol (PDCP)
Ans. (a) GPRS Tunnelling Protocol (GTP)
32. All inter-system handovers in UMTS are ___ handovers.
Ans. hard
33. Soft handover in UMTS is available only in the ___ mode.
Ans. FDD
34. This type of handover occurs when UE moves between different node B’s of the same RNC.
(a) ntra-node B, intra-RNC
(b) Inter-node B, intra-RNC
(c)
Inter-MSC
(d) Inter-system
Ans. (b) Inter-node B, intra-RNC
35. A data rate of ___ kbit/s per time slot is available in EDGE.
Ans. 48
36. The UMTS system is compatible with GSM, ATM, IP, and ISDN-based networks. (True/False)
Ans. True
37. The User Equipment domain of UMTS architecture consists of the ___ domain and the ___ equipment domain.
Ans. USIM, mobile
38. Which of the following is/are the example/s of WPANs?
(a) Bluetooth
(b) Zigbee
(c) WiMAX
(d) Both (a) and (b)
Ans. (d) both (a) and (b)
39. WLANs are standardized by the IEEE ___ standards.
Ans. 802.11x
40. WLANs are flexible as nodes can communicate without restriction within radio coverage. (True/False)
Ans. True
41. In Infrared technology, transmitters can be simple light-emitting diodes (LEDs) or ___ whereas ___ acts as receivers.
Ans. laser diodes, photodiodes
42. In Ad hoc network, an ___ comprises a group of stations using
the same radio frequency.
Ans. Independent BSSs (IBSS)
43. IEEE 802.11 does not specify any special nodes that support routing, forwarding of data, or exchange of topology information. (True/False)
Ans. True
44. This standard defines Quality of service and prioritization.
(a) 802.11a
(b) 802.11e
(c) 802.11g
(d) 802.11af
Ans. (b) 802.11e
45. The PMD sub-layer of IEEE 802.11 protocol architecture and management handles ___ and ___ of signals.
Ans.
modulation, encoding/decoding
46. IEEE 802.11n provides high-speed data transport ___ Mbps peak.
Ans. 600
47. The frequency band used in WLANs is license-không lấy phí and is called___ band.
Ans. ISM (Industrial, Scientific and Medical)
48. Radio transmission technology can offer much higher transmission rates than infra-red. (True/False)
Ans. True
49. In Infrastructure based networks, the function of the ___ point is to control the medium access.
Ans. access
50. Satellite-based cellular phones are also an example of an infrastructure-based networks. (True/False)
Ans. True
51. Mobile IP adds mobility support to the internet ___ layer protocol.
Ans. network
52. This term defines the current location of the MN from an IP point of view.
(a) Care-of address (COA)
(b) Correspondent node (CN)
(c) trang chủ agent (HA)
(d) trang chủ network
Ans. (a) Care-of Address (COA)
53. The tunnel for packets toward the MN starts
the HA. (True/False)
Ans. True
54. During IP packet delivery, the foreign agent (FA) removes the additional ___ and forwards the original packet with ___ as source and MN as the destination to the MN.
Ans. header, CN
55. Foreign agents and home agents advertise their presence periodically using special agent ___ messages.
Ans. advertisement
56. When the COA is the FA, the MN sends its registration request containing the ___ to the FA which is forwarding the
request to the HA.
Ans. Care-of Address (COA)
57. In this technique, an outer IP header is inserted before the datagram’s existing IP header.
(a) IP-in-IP encapsulation
(b) Minimal encapsulation
(c) Generic Routing Encapsulation (GRE)
(d) None of the above
Ans. (a) IP-in-IP encapsulation
58. In the minimum encapsulation technique, a minimal forwarding header is defined for datagrams that are not fragmented prior to the encapsulation. (True/False)
Ans.
True
59. One of the following mechanisms allows the encapsulation of packets of one protocol suite into the payload portion of a packet of another protocol suite.
(a) IP-in-IP encapsulation
(b) Minimal encapsulation
(c) Generic Routing Encapsulation (GRE)
(d) None of the above
Ans. (c) Generic Routing Encapsulation (GRE)
60. Binding update is the message sent by the ___ to CNs to reveal the current location of an MN.
Ans. trang chủ Agent (HA)
61. To optimize
the mobile IP, if a node decapsulates a packet for an MN, but it is not the current FA for this MN, this node sends a binding ___.
Ans. warning
62. DHCP allows hosts to obtain necessary TCP/IP configuration information from a ___ server.
Ans. DHCP
63. DHCP is based on a client/server model. (True/False)
Ans. True
64. In DHCP, a client sends requests using ___ broadcasts to reach all devices in the LAN.
Ans. Media Access Control (MAC)
65. The two basic
variants of wireless networks especially in the case of WLANs are ___ and ___ based.
Ans. infrastructure-based, ad hoc
66. The extended network in infrastructure-based network IEEE 802.11 architecture is called a/an ___.
Ans. Extended Service Set (ESS)
67. The distribution system in an infrastructure-based network connects the wireless networks via the ___ and with a portal to form the interworking unit to other LANs.
Ans. Access points (APs)
68. In TCP,
connection-oriented transmission requires three phases: ___, ___, and ___.
Ans. connection establishment, data transfer, connection termination
69. At what level does TCP uses flow and error control mechanisms?
(a) Physical level
(b) Data link level
(c) Network level
(d) Transport level
Ans. (d) transport level
70. Congestion control involves two factors that measure the performance of a network: ___ and ___.
Ans. delay, throughput
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Mobile communication provides features such as high load balancing capacity, scales over a wide area, and good network management systems. Tải thêm tài liệu liên quan đến nội dung bài viết In which one of the following the specific characteristics can be applied to the transmission Mcq?