Which of the following is MOST likely causing these symptoms?

A user’s mobile phone gets really hot to the touch and does not retain a charge. The user also reports that the phone is very slow, especially while charging.

Which of the following is MOST likely causing these symptoms?
A . Broken charging port
B . Digitizer failure
C . CPU overheating
D . Defective battery

View Answer

Answer: D

Explanation:

A defective battery is the most likely cause of a mobile phone that gets really hot to the touch, does not retain a charge, and is slow while charging. A defective battery can cause the phone to overheat and may also cause performance issues. References: CompTIA A+ Certification Exam Objectives 1001, 2.14