Which cleaning solution is recommended to clean the contacts of computer components?
- rubbing alcohol
- isopropyl alcohol
- glass cleaner with ammonia
- water that is mixed with a small amount of dishwashing liquid
Explanation: Component contacts should be cleaned with isopropyl alcohol. Do not use rubbing alcohol. Rubbing alcohol contains impurities that can damage contacts. Water and soap will cause corrosion, and glass cleaner contains harsh chemicals.