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Q33. Which of the following utilities helps to diagnose wireless network issues and is only available when running OS X v10.8.4 or later?
A. Network Utility
B. Network Diagnostics
C. Wireless Diagnostics
D. Network Setup Assistant
Answer: C
Reference:https://support.apple.com/en-ap/HT202663
Q34. Where is the keyboard mapping data for MacBook Air (Mid 2013) models stored?
A. Keyboard
B. Flash storage
C. Trackpad assembly
D. Boot ROM
Answer: D
Q35. A customer brings his MacBook Pro (15-inch, Mid 2012) in for servicing. It is not functioning correctly and you suspect the machine has been damaged by the customer. As you inspect for accidental damage, you should open the lid and confirm that the hinges are working smoothly and inspect the LCD for cracks in the glass. Which of the following should you also do? Select two.
A. Disassemble the SuperDrive to check for debris or dust inside.
B. Look for cracks, dents, or scratches on the exterior of the system.
C. Connect the system to external speakers to check for sound output.
D. Erase all of the customer’s data and reinstall OS X to test the hard drive.
E. Check for any unusual odors coming from the system, which might indicate spill damage.
Answer: B,D
Reference:https://quizlet.com/8887243/identifying-accidental-damage-flash-cards/
Q36. What caution should a technician be aware of before attempting to remove hard drives or optical drive carrier from a MacPro (Mid 2012)?
A. The rear latch must be lifted or the drives are locked in a place.
B. The rear latch should be in the closed position to unlock drives.
C. The hard drives must be unscrewed from the carrier before removal.
D. The optical drive screws must be removed before sliding the carrier out of enclosure.
Answer: D
Q37. Which of the following is a valid electrical safety precaution when working on a computer or display with exposed, potentially energized parts?
A. Use only metal screw drivers or fingers as needed to connect or disconnect cables.
B. Always wear an ESD wrist or heel strap when working on plugged in systems.
C. Be very careful handling the logic board or power supply while the computer is plugged in.
D. Remove rings, watches, necklaces, metal-rimmed eyewear and other metallic articles before working on the computer.
Answer: D
Explanation:
Rings, watches, necklaces or any metallic wearables should be removed because metal will disturb the inner circuitry and the static charge will transfer to the sensitive parts of the computer.
Reference:http://mdex-nn.ru/uploads/imac12.pdf(page 3, electrical safety precautions
Q38. You are about to replace a MacBook Air (11-inch. Mid2013)logic board. Which of the following is the most important step you should take immediately after removing the bottom case?
A. Remove the thermal module.
B. Install the battery cover.
C. Remove the SSD carrier
D. Remove the battery.
Answer: D
Q39. When applying thermal grease during a repair of the Mac Pro (Late 2013), which of the following are required?
A. Access card tool
B. Putty knife
C. CPU grease ruler
D. CPU grease stencil
E. Capacitor shield
Answer: A
Q40. When conducting an internal inspection of MacBook Air (13-inch, Mid 2011) for accidental damage, why is it necessary to remove the battery?
A. There are liquid contact indicators on the underside of the battery module.
B. The battery is always removed in every repair on this unit.
C. The battery covers all of the spill sensors on the top case.
D. The battery must be removed to install the battery cover.
Answer: A
Reference:http://www.mybigcampus.com/bundles/unit-5-accidental-damage-and-macbook-air---276227