Examples of Wireless Communication Systems

Examples of Wireless Communication Systems

Q1. Paging systems were based on

a. Simplex systems
b. Half duplex systems
c. Full duplex systems
d. None of the above

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Q2. Paging systems could be used to

a. Send numeric messages
b. Send alphanumeric messages
c. Voice message
d. All of the above

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Q3. Garage door opener is a

a. Transmitter
b. Receiver
c. Transceiver
d. None of the above

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Q4. Carrier frequency of a TV remote control is in the range

a. of Infra red
b. < 100MHz
c. < 1 GHz
d. < 2 GHz

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