You Want to Remove Unnecessary Files from Your Computer

question 123

Multiple Choice

You want to remove unnecessary files from your computer. What do you use?

• A)Disk Cleanup
• B)PC Maintenance
• C)File Compression
• D)Backup and Restore

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Definitions:

Universal Motor

An electric motor that can operate on either AC or DC power and is commonly used in portable tools and appliances.

AC

Alternating Current, a type of electrical current where the flow of electric charge periodically reverses direction, commonly used in power supplies.

DC

Direct Current, an electrical current that flows in one direction only, typical in batteries and DC power supplies.

Shaded Pole

A type of single-phase induction motor design that uses a shaded pole for starting torque, commonly found in low-power applications.