Which of the following statements is true ofWi-Fi (802.11)?
A. ?The speed of a Wi-Fi network is independent of the Wi-Fi standard being used.
B. ?Wi-Fi is designed for low-range data transfers-typically between 10 and 30 feet indoors and 30 to 90 feet outdoors.
C. ?The speed of a Wi-Fi network is independent of the number of solid objects between the access point and the computer or other device being used.
D. ?Wi-Fi is designed for medium-range data transfers-typically between 100 and 300 feet indoors and 300 to 900 feet outdoors.
Answer: D
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The ________ function returns a specified number of characters, starting from the right side of the data
A) LEFT B) MID C) TRIM D) RIGHT
Which statement is false?
a. When a List is backed by an array, any modifications made through the List view change the array. b. When a List is backed by an array, any modifications made to the array change the List view. c. The only operation permitted on the view returned by Arrays method asList is delete, which deletes the value from the view and the backing array. d. Adding elements to the view returned by Arrays method asList results in an UnsupportedOperationException.