Chapter 4 Review

Chapter 4: Preventive Maintenance and Troubleshooting

IT. Essentials Mr. Burnside

Multiple Choice

Which procedure is recommended when cleaning inside a computer?

• Remove the CPU before cleaning

• Hold the CPU fan to prevent it from spinning and blow it with compressed air.

• Clean the hard drive heads with a cotton swab.

• Invert the can of compressed air while spraying.

Preventive Maintenance - Software

• Verify that installed software is current.

  
  

  Follow the policies of the organization when installing security updates, operating system, and program updates.

• Create a software maintenance schedule to:

  Review and install the appropriate security, software, and driver updates.

  Update the virus definition files and scan for viruses and spyware.

  Remove unwanted or unused programs.

  Scan hard drives for errors and defragment hard drives.

Multiple Choice

Which cleaning tool should be used to remove dust from components inside a computer case?

• cotton swabs

• compressed air

• duster

• damp cloth

Preventive Maintenance – Internal Components

• CPU heat sink and fan assembly – The fan should spin freely, the fan power cable should be secure, and the fan should turn when the power is on.

• RAM modules – The modules must be seated securely in the RAM slots. Ensure that the retaining clips are not loose

• Storage devices - All cables should be firmly connected. Check for loose, missing, or incorrectly set jumpers. A drive should not produce rattling, knocking, or grinding sounds

Benefits to Preventive Maintenance

• Reduces potential hardware and software problems, computer downtime, repair costs, and the number of equipment failures.

• Improves data protection, equipment life and stability, and saves money.

Multiple Choice

What is a primary benefit of preventive maintenance on a PC?

• It extends the life of the components.

• It enhances the troubleshooting processes.

• It simplifies PC use for the end user.

• It assists the user in software development