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Q25. Which of the following is NOT a good step to take when working on-site on a computer'?
A. Place parts on the floor.
B. Use a grounded ESD mat
C. Wear a grounded ESD wrist strap.
D. Check the polarity of the grounded power outlet.
Answer: A
Q26. Which component for Apple Service Toolkit is designed to help troubleshoot issues with MagSafe and MagSafe 2 power adapters?
A. NAD
B. VST
C. TPT
D. CSD
Answer: A
Explanation:
Apple Service Toolkit includes:* . AudioTest — plays a series of tones through each speaker and listens for those same tones via the microphone.
. Diagnostic Gateway (DG) — software that runs on a dedicated Intel-based Mac using Mac OS X Server 10.6/10.7 and serves up tools to triage computers via NetBoot, recording test results as log files.
. Mac Resource Inspector (MRI) — triage tool that provides a fast check of internal hardware components for all Intel- based computer systems.
. Notebook Adapter Diagnostic (NAD) — triage tool that reports on the condition of Intel-based notebook power adapters.
. Cooling System Diagnostic (CSD) – evaluates the thermal sensors, fans and heat sink in MacBook Pro (Early 2011) models and will either confirm correct operation or help diagnose a service issue.
. Gateway Manager — software application used to remotely configure and manage the Diagnostic Gateway server as well as access logs created by diagnostic tools.
. Test Patterns Tool (TPT) – identifies pixel anomalies in LCD panels in Apple Display, iMac, MacBook, MacBook Pro, and MacBook Air systems.
. Server Bit Setter (SBS) – Repair tool used after replacing logic boards in late model Mac mini Servers or backplane boards in late model Mac Pro Servers.
. Video System Test (VST) – is used to test video issues in specific MacBook Pro models.
. Blank Board Serializer (BBS) – Allows technicians to set the system serial number on replacement Main Logic Board (MLB) service parts.
. AST Keyboard (OS) – service tool for in-depth testing of keyboards.
. AST Trackpad (OS) – service tool for in-depth testing of trackpads.
. Storage Diagnostic (OS) – Repair tool for testing HDD or SSD modules.
. Image Persistence Test (EFI) – triage tool for identifying image persistence anomalies on IPS displays
Q27. Apple recommends a DIMM installation scheme for the Mac Pro (Late 2013) that:
A. Increases processing power
B. Enhances graphics processing
C. Optimizes system cooling D. Enables use of special memory modules
Answer: D
Explanation:
Apple recommends that you use Apple-approved DIMMs. You shouldn't use DIMMs from older Mac Pro computers in your new Mac Pro. You can purchase Apple-branded memory online from the Apple Store or by visiting an Apple Retail store or Apple Authorized Reseller .
Reference:https://support.apple.com/en-us/HT6054
Q28. William states that the Ethernet ports do not function on his Mac Pro (Mid 2012) when pluggedinto the network at his office.He demonstrated that he knows how to connect Ethernet cables and was able to connect to the Internet on your known-good Ethernet network. You ran MRI and and the computer passed all tests when run using either Ethernet port. What question should you ask the customer next?
A. Are any other computers able to connect to Ethernet at the office?
B. Have you installed all system software and firmware updates?
C. How did you damage your Ethernet cable at the office?
D. Did you change the default network settings?
Answer: B
Q29. Which of the following could indicate accidental damage when inspecting the inside of a Mac mini (Late 2012) before a repair?
A. Light dust in the fans
B. Third-party RAM installed
C. Lint gathered near the rear vents
D. Oxidation or discoloration of the logic board
Answer: D
Q30. When configuring an ESD-compliant work area and using an ESD wrist strap, ensure that the metal section or hooks on the strap interior are touching your skin. What else should you verify to ensure that the ESD-compliant work area is properly configured?
A. The wrist strap cable does not touch an embedded battery.
B. The wrist strap is in close proximity to the antistatic resistor.
C. the strap cable is connected to the ESD mat or grounded connector.
D. You have fully discharged any static electricity by touching the metal frame of the device you are servicing.
Answer: B
Q31. When replacing a MacBook Air (13-inch, Mid 2011) microphone, what other component must be replaced with the speaker included in the Mid 2011 microphone kit?
A. Left speaker
B. Right speaker
C. Thermal rubber gasket
D. Both left and right speaker
Answer: C
Q32. What is this tool used for when servicing a MacBook Pro (Retina, 13-inch, Early 2013)?
A. Removing the interposer.
B. Flipping up the locking lever connectors.
C. Installing Thin, Multi-Pin Horizontal cables.
D. Disconnecting the Vertical Insert Connectors (JST).
Answer: D
Reference:https://www.ifixit.com/Guide/MacBook+Pro+13-Inch+Retina+Display+Early+2013+Display+Assembly+Replacement/15464(See the Step 9).