List and describe the three main examples of wireless communications technologies described in the chapter.
What will be an ideal response?
?Student descriptions will vary but they should touch on the three technologies listed below:?• Wi-Fi uses radio signals to provide high-speed Internet and network connections to computers and devices capable of communicating via Wi-Fi. Most computers and many mobile devices, such as smartphones and portable media players, can connect to a Wi-Fi network.• Bluetooth uses short-range radio signals to enable Bluetooth-enabled computers and devices to communicate with each other. For example, Bluetooth headsets allow you to connect a Bluetooth-enabled phone to a headset wirelessly.• Cellular radio uses the cellular network to enable high-speed Internet connections to devices with built-in compatible technology, such as smartphones. Cellular network providers use the categories 3G, 4G, and 5G to denote cellular transmission speeds, with 5G being the fastest.???
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When pasting the contents of one cell into another, the cell receiving the contents is called the ________ cell
Fill in the blank(s) with the appropriate word(s).
Collectors static method groupingBy with one argument receives a Function that classifies objects in the stream—the values returned by this function are used as the keys in a Map. The corresponding values, by default, are ________ containing the stream elements in a given category.
a. Lists b. Arrays c. Strings d. Collectors