Mobile & Telecommunication - BSC in CSE - Quiz 1

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When are smoke signals used for communication?

• 150 BC

• 250 BC

• 1750

• 1880

What does LTE mean?

Which layer performs "hand-over"?

• Physical Layer

• Data Link Layer

• Network Layer

• Transport Layer

Which function is correct?

• lamda = c/f

• lamda = c*f

• lamda = f/c

What is the speed of light?

• 3x10^8 m/s

• 3x10^8 ms

• 3x8^10 m/s

• 3x8^10 ms

Which range frequencies are used by Wireless LANs?

• VHF/UHF

• UHF to SHF

• SHF and higher

• All kind of

Which one is the cause of signal propagation?

• fading

• shadowing

• diffraction

• all of them

How many dimensions we are using in Wireless Communication?

• 2

• 3

• 4

• 5

In Time multiplex a channel gets the whole spectrum for a certain amount of time.

• True

• False