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Previous Year Question (PYQs)

Match List I with List II

 List-I

 List-II

a. CDMA
I. It provides mobile internet connection with faster data transfer rates
b. GSM
II. It allows users to connect to a network or to other devices over wireless channel
 
c. UMTS
III. Accessing mechanism for multiple transmitters over a single channel

d. WiFi

IV. It is cellular technology employs hybrid of FDMA and TDMA

Choose the correct answer from the options given below:





Solution

CDMA means Code Division Multiple Access. It is an accessing mechanism for multiple transmitters over a single channel.

So,

a → III

GSM uses a hybrid of FDMA and TDMA.

So,

b → IV

UMTS is a mobile communication technology that provides faster mobile internet data transfer rates.

So,

c → I

WiFi allows users to connect to a network or to other devices over a wireless channel.

So,

d → II

Correct matching:

a-III, b-IV, c-I, d-II


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