It's one question with multiple paragraphs. Please answer it completely 1. Choose the correct answer:i. The second generation of mobile communication phones wasa) digitalb) analogc) semi analogd) radio frequencyii. Enhance data rate for GSM evolution (EDGE) is aof 384kbps.a) 1 Gb) 2.5 Gc) 3.5 Gd) 4 Giii. This is due to reflection of radio signals by solid objects, which results in signalsbeing received along multiple paths.a) Infrared systemsb) Carrier sense multiple accessc) Multipath fadingd) Orthogonal frequency division multiplexingiv. Which of the following is the IEEE standard for Wi Max?a) 802.3b) 802.11c) 802.15d) 802.16vii.has a data rate of 23.5 mbps, with coverage of 50 m and lowmobility of <10 m/s.a) HiperLAN/1b) HiperLAN/2c) IrDAd) Bluetoothvi. Wireless communication suffers from frequent disconnection and slow speeds, ascompared with wired communication due tosystem, with a data ratea) Ubiquitous computingb) Wireless connectivityc) Weak connectivityd) Pervasive Computing.cellular systems were the first generation of mobile telephonecommunication systems.a) Analogb) Digitalc) Semi analogd) Radio frequencyviii. MAC sub layer of 802.11 supports two modes of operation.e) Association &Disassociationf) Distributed & Point Coordination Functiong) IEEE 802.3 & IEEE 802.16h) Infrared System & HyperLAN

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Choose the correct answer: i. The second generation of mobile communication phones was a) digital b) analog c) semi analog d) radio frequency ii. Enhance data rate for GSM evolution (EDGE) is a of 384kbps. a) 1 G b) 2.5 G c) 3.5 G d) 4 G system, with a data rate iii. This is due to reflection of radio signals by solid objects, which results in signals being received along multiple paths. a) Infrared systems b) Carrier sense multiple access c) Multipath fading d) Orthogonal frequency division multiplexing

Choose the correct answer: i. The second generation of mobile communication phones was a) digital b) analog c) semi analog d) radio frequency ii. Enhance data rate for GSM evolution (EDGE) is a of 384kbps. a) 1 G b) 2.5 G c) 3.5 G d) 4 G system, with a data rate iii. This is due to reflection of radio signals by solid objects, which results in signals being received along multiple paths. a) Infrared systems b) Carrier sense multiple access c) Multipath fading d) Orthogonal frequency division multiplexing

Systems Architecture

7th Edition

ISBN:9781305080195

Author:Stephen D. Burd

Publisher:Stephen D. Burd

Chapter8: Data And Network Communication Technology

Section: Chapter Questions

Problem 2RP

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