Which of the following statements are true ?
(a) Advanced Mobile Phone System (AMPS) is a second generation cellular phone system.
(b) IS - 95 is a second generation cellular phone system based on CDMA and DSSS.
(c) The Third generation cellular phone system will provide universal personnel communication.
Pick an option to check yourself, or open the answer below.
Show answer & explanation
Correct answer: B. (b) and (c) only
Explanation
AMPS is a first-generation analog system, so (a) is false. IS-95 is 2G CDMA/DSSS, and 3G aims at universal personal communication.
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