1. Wi-Fi stands for _____.
(A) Wireless Function
(B) Wireless Fidelity
(C) Wireless Functioning
(D) None of the above
2. 13 channels have _______ frequency.
(A) 1.0 GHz
(B) 2.0 GHz
(C) 2.4 GHz
(D) None of the above
3. Wi-Fi does not support roaming. This statement is _____.
(A) FALSE
(B) TRUE
4. Router device sends and receives ______ signals in a wireless network.
(A) Digital
(B) Radio
(C) Analog
5. Channel 6 is the default for commercially sold _______.
(A) Modem
(B) Both of them
(C) Routers
6. MAC security is impossible to crack. This statement is _____.
(A) FALSE
(B) TRUE
7. Wi-Fi uses which kind of multiplexing?
(E) All of the above
(A) OFDM
(B) TDM
(C) FDM
(D) WDM
8. _______ Mbps is the rate of Gigabit Ethernet.
(E) None of the above
(A) 600
(B) 1200
(C) 100
(D) 1000
9. Which of the statement is true about Signal-to-Noise Ratio (SNR)?
(A) This is a signal that sends noise in a building
(B) It is a calculation that determines who makes the most noise in the office
(C) This means the quality of the transmission of information in relation to noise
10. For transmitting signals, _____ waves are used in a wireless network.
(A) Radio
(B) Mechanical
(C) Sound