Describe a channel.

What will be an ideal response?


Every Wi-Fi network communicates on a channel, a portion of the spectrum available. For the 2.4-GHz band, the 802.11 standard defines 14 channels of 20-MHz each (that's the channel bandwidth), but different countries limit exactly which channels may be used.
 

Computer Science & Information Technology

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If a variable is declared both locally and globally, it is treated as if it were two different variables, and the __________ declaration takes precedence.

Fill in the blank(s) with correct word

Computer Science & Information Technology

Consider an ATM system. Identify at least three different actors that interact with this system.

What will be an ideal response?

Computer Science & Information Technology

In list view, the Kind column lists the file type or the program that created the file.

Answer the following statement true (T) or false (F)

Computer Science & Information Technology

When you deny specific computers access to the wireless network, you create a(n) _______________.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology