MCQ in Digital and Data Communication Networks Part 5 – Answers

Below are the answers key for the Multiple Choice Questions in Digital and Data Communication Networks Part 5.

201. Codec

202. L600

203. Supergroup

204. alias

205. Synchronism

206. Mastergroup

207. Digital transmittal

208. Virtual call

209. ISDN

210. all of these

211. ASCII

212. 5 x 10^-6

213. CPFSK

214. QAM

215. 40,000 bps

216. bit error rate

217. probability of error

218. Energy per bit-to-noise power density ratio

219. Morse

220. 4

221. PSK

222. the channel bandwidth may be increased

223. redundancy

224. pulse-code modulation

225. increase the number of standard amplitudes

226. to protect small signals in PCM form quantizing distortion

227. PCM

228. companding

229. PSN code generator

230. bandwidth

231. Pulse modulation

232. A. H. Reeves

233. Digital methods

234. Codec

235. SYN

236. Nyquist sampling theorem

237. 288 Mbps

238. Quantizing

239. Xmodem

240. Dynamic range

241. vocoders

242. 28 kHz

243. Delta modulation

244. Adaptive Delta Modulation

245. XNOR

246. QAM

247. TDM frame

248. Digital carrier system

249. Muldem

250. Unipolar

Questions and Answers in Digital and Data Communication Networks Series

Following is the list of multiple choice questions in this brand new series:

Complete List of MCQ in Communications Engineering per topic

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