
Below are the answers key for the Multiple Choice Questions in Wire and Wireless Communications System - MCQs Part 8.
351. Plain and old telephone service
352. service switching points
353. foreign exchange unit
354. group 3
355. 2500-type telephone set
356. supervising
357. ringback signal
358. telephone circuit
359. 451
360. transmission level
361. envelope delay distortion
362. impulse noise
363. single-frequency interference
364. aerial
365. any of these
366. any of these
367. phase delay
368. loaded
369. any of these
370. any of these
371. service switching points
372. to transmit the signal
373. interoffice calling
374. coupling crosstalk
375. 4950 lines
376. Class 5
377. 1000 and 3000 Hz
378. on-hook
379. reverse battery signaling
380. scanning
381. 56 kbps
382. kendall effect
383. any of these
384. dial tone
385. caller id
386. feeder cable
387. psophometric noise weighting
388. phase distortion
389. D-type line conditioning
390. phase jitter
391. nonlinear crosstalk
392. subscriber
393. automated switching system
394. intertoll trunks
395. Regional center
396. Almon Strowger
397. porting
398. 1.4 dB
399. off-hook
400. loop pulsing
Online Questions and Answers Series
Following is the list of multiple choice questions in this brand new series:
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