Question $1(1$ point$)$

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WLAN: WiFi networks work in license$-$free bands. Which of the following statements is NOT correct?$$

Question $1$ options:

Interference in a WiFi network may come from different sources, such as home appliances, office equipment, etc.$$

A frame transmission in one's home network may collide with a transmission in his$/$her neighbor's home networks.

WiFi networks cannot be deployed in public areas.

A WiFi network has limited coverage area because the transmission power is limited in license$-$free bands.

Question $2(1$ point$)$

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WLAN: Which of the following statements is correct about data transmissions in IEEE $802\mathrm{.}11-$based networks?

Question $2$ options:

In an IBSS, stations communicate with each other through an AP$.$

A WiFi station cannot communicate with an AP before it is associated to the AP$.$

Communications between two WiFi stations cannot use more than one AP$.$

The AP in a WiFi network can always transmit frames without collisions.