CompTIA A+ Question C-58

Which of the following tools are commonly used to remove dust and debris from inside a computer? (Select TWO).

A. Cotton and alcohol
B. Vacuum
C. Compressed air
D. Anti-bacterial surface cleaner
E. Feather duster

Correct Answer: BC

Explanation:
Use vacuum and compressed air to clean dust and debris that accumulates inside a computer. Vacuum will suck the debris and dust and the compressed air will blow out the fine particles of dust from nooks and corners inside a computer.