Tech QOTD – Topic: Smartphones (A+)


Examine the figure and pick the best answer. (Click the image to enlarge)

(See the answer and video response below.)


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D is correct. Unauthorized root access is the best of the listed answers. There are other possibilities not listed however, for example intensive apps, old battery, and the list goes on. I talk about all of those possibilities in my A+ Exam Cram book. Watch the video answer for the in-depth answer.

Video Solution

Answer at 1:11