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Unit 9 · Data Communication and Computer Networks Paper 2 CS · December 2022 Shift 2

Match List I with List II.
Choose the correct answer from the options given below:
List IList II
a. CDMAI. Provides mobile internet connection with faster data transfer rates
b. GSMII. Allows users to connect to a network or to other devices over a wireless channel
c. UMTSIII. Access mechanism for multiple transmitters over a single channel
d. Wi-FiIV. Cellular technology employing a hybrid of FDMA and TDMA

Pick an option to check yourself, or open the answer below.

Show answer & explanation

Correct answer: B. a-III, b-IV, c-I, d-II

Explanation

CDMA is a multiple-access method on one channel; GSM uses FDMA + TDMA; UMTS (3G) gives faster mobile internet; Wi-Fi is wireless networking.

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