Practice Quiz in Wire and Wireless Communications System Part 37

Question 361. The point when the cell reaches maximum capacity occurs when the number of subscribers wishing to place a call at any given time equals the number of channels in the cell.

Question 362. The drum diameter of a facsimile machine is 90.2 mm and the scanning pitch is 0.2 mm per scan. Find the index of cooperation according to CCITT.

Question 363. A type of crosstalk which is a direct result of nonlinear amplification in analog communications system.

Question 364. A frequency-hopping spread-spectrum system hops to each of 100 frequencies every 10 seconds. How long does it spread on each frequency?

Question 365. A PABX is normally connected to the central office via an interface device called

Question 366. It is comprised of two or more facilities, interconnected in tandem, to provide a transmission path between a source and a destination

Question 367. The maximum intelligibility of voice frequency is between

Question 368. The master control center for a cellular telephone system is the

Question 369. Refers to the first generation of local loop system in telecommunication technology.

Question 370. A card with an embedded integrated circuit that can be used for functions such as storing subscriber information for a PCS system.