Network +: Wireless Networking

network-wireless-networking

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Which wireless mode involves two laptops connecting directly to one another?

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Explanation

Ad hoc mode is when two laptops connect directly together through a wireless connection.

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Which of the following wireless standards does not fall into the Wi-Fi standard?

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Explanation

802.11a was created before the Wi-Fi standard was created and runs at the 5 GHz frequency. 802.11b/g/n all run within the 2.4 GHz frequency range.

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Which wireless standard runs at 54 Mbps per second at the 2.4 GHz frequency?

Select the correct answer(s).

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Explanation

802.11g runs at 54 Mbps and within the 2.4 GHz range.

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Which wireless standard can reach transfer rates of up to 600 Mbps?

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Explanation

802.11n is one of the newer wireless standards that supports transfer rates of 600 Mbps!

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Which wireless security protocol changes the key using TKIP?

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Explanation

WPA uses the TKIP protocol to change the key used to secure the wireless network at regular intervals.

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Which of the following is the name you assign to your wireless network?

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Explanation

The SSID is the name of your wireless network. This name should not be easy to guess, and you should also have SSID broadcasting disabled.

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What should you do with the wireless router to help hide the wireless network from unauthorized users?

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Explanation

When configuring your wireless router, be sure to disable SSID broadcasting so that the wireless router does not advertise itself.

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You wish to encrypt traffic between the wireless client and the access point, but you don’t have a wireless access point that supports WPA or WPA2. What would you do to secure the traffic?

Select the correct answer(s).

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Explanation

You will need to use WEP if you have an older router that does not support WPA or WPA2. If you are using WEP on the router, you will need to configure WEP on the client.

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What is the first thing you should change on the wireless router when it is powered on?

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Explanation

When you first purchase the router, you should set the admin password to prevent others from logging on and changing your router’s settings.

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You have purchased a wireless router but do not intend on having any wireless clients for the first six months. What should you do to help secure the router?

Select the correct answer(s).

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Explanation

If you do not have a need for the wireless features of the router, then you should disable them.

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What program could be used to do a survey of your area and discover wireless networks?

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Explanation

NetStumbler is a wireless scanner that can detect wireless networks that are close to you.

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What is the transfer rate of Bluetooth?

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Explanation

Approximately 1 Mbps is the transfer rate of Bluetooth.

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