Question 7 - 220-1101 Hardware and Network Troubleshooting Practice Test for the CompTIA A+ Core Series Exam

Jessica is interning at the IT help desk and your boss assigned you to mentor her and provide senior leadership while he is away on vacation. She receives a call from one of the executives, who says her laptop screen is appearing really dim and that she can’t remember making any changes. Jessica asks for your advice. What could be the cause of this issue?

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