MCQ in Digital and Data Communication Networks Part 4 – Answers

Below are the answers key for the Multiple Choice Questions in Digital and Data Communication Networks Part 4.

151. the nature of the modulating signal

152. Transparent

153. DPSK

154. maximum capacity of a channel with a given noise level

155. Antipodal signaling

156. FET switches

157. All of these

158. Robert Metcalfe and David Boggs

159. Baseband

160. Occupies the frequency range from 60 to 108 kHz

161. a telephone

162. Datagram

163. baseband

164. parallel is too expensive

165. Cable TV system

166. Trellis Code Modulation

167. Selection

168. Companding

169. fed in at a GTE

170. Frame time

171. noise power density

172. Line control

173. Quantization error

174. the large bandwidths that are required for it

175. Transmission one

176. Digital companding

177. binary 1 and binary 0

178. Biphase – M

179. with a monostable multivibrator

180. Data

181. Bipolar

182. improve the efficiency of data transfer

183. Digital line encoding

184. noise immunity

185. Any of these

186. Coding

187. Epoch

188. XOR

189. Codec

190. computer data

191. baud rate

192. Balanced modulators

193. Aperture distortion

194. bits per second or bps

195. fiber – optic cable

196. interconnects data sets and the transmission circuits

197. Bearer

198. asynchronous

199. natural sampling

200. Digital signals to analog and vice-versa

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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