CompTIA A+ 1000 – Part 2
Module 1: Preventive Maintenance
- As part of maintenance for a printer which type of test should be used to ensure multicolor printheads are in alignment?
Choose one answer.
- Replacement of the printhead
- Preventive maintenance scan
- Diagnostic test
- Calibration test
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2. True or False: Reducing the number of ribbon cables will improve laptop airflow.
Answer true or false
- True
- False
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3. To prevent corrosion of components on the motherboard, humidity levels should be:
Choose one answer.
- At least 65%
- Lower than 35%
- 52%
- None of these
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4. Thermal expansion and contraction that occurs during the heating and cooling of components may cause chips to work their way out of mounting clips. This action is called?
Choose one answer.
- Contraction
- Chip creep
- Expansion host
- Position shifting
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5. Preventive maintenance for hard drives includes all of the following EXCEPT:
Choose one answer.
- Running scandisk.exe to search for hard drive errors
- Scanning with virus software
- Defragmenting the drive
- Performing backups
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6. What would you use to resolve key motion problems on a keyboard?
Choose one answer.
- Vinegar
- Compressed air
- Deionized water
- Alcohol and cotton swabs
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7. If you had a multicolor print head that was out of alignment, what diagnostic element could you use to help align the print?
Choose one answer.
- Remove any dust
- Clean the pickup roller
- Calibration test
- Replace the ink
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8. Which of these solutions could be used to reduce electromagnetic interference (EMI)?
Choose one answer.
- Power conditioning
- Physical isolation
- Dedicated power circuits
- All of these
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9. Which of these would you use to repair a damaged operating system?
Choose one answer.
- Firmware update
- Antivirus software
- A rescue boot
- Third-party maintenance tool
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10. Fans are important to manage internal airflow for computers. The air is warmest by which of the following components?
Choose one answer.
- CPU
- Power supply
- Hard drive
- Card slots
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