Which of the following statements about Wi-Fi is not correct?
A) Wi-Fi provides simple Internet access.
B) Laptop PCs contain chips that can send and receive Wi-Fi signals.
C) Many companies offer free Wi-Fi access in their stores.
D) Wi-Fi requires encryption for secure transmissions.
E) Wi-Fi is expensive to set up.
Correct Answer:
Verified
Q21: Which of the following is the most
Q26: _ is a satellite-based tracking system that
Q54: Bluetooth is an example of a _
Q55: Line-of-sight is a characteristic of _ systems.
A)GPS
B)microwave
C)satellite
D)wireless
Q56: _ satellites maintain a relatively fixed position.
A)GEO
B)LEO
C)MEO
D)NEO
Q57: The development of mobile commerce is driven
Q60: Pick the answer that puts the satellites
Q61: With regard to mobile computing, _ means
Q63: Which of the following is not a
Q64: The _ standard can transmit up to
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