Home » CompTIA A+ (Desktop) mcq questions with answer – Set 19

CompTIA A+ (Desktop) mcq questions with answer – Set 19

Important Instructions:

  • Total Number Of Questions : 10
  • Passing Marks : 7
  • Each Question Carry 1 Mark, No Negative Marking.
  • Do Not Refresh The Page.
  • This Is A FREE Online Test, DO NOT Pay Money To Anyone To Attend This Test.
  • Best Of Luck…



#1. You have been asked to test a power supply that is installed in a computer. You have grabbed your multimeter to perform the tests. What is not typically measured by a multimeter?

#2. What is the purpose of a network card loopback plug?

#3. You have been examining a system and have been inspecting the power supply. Which issue doesn’t indicate a possibly failing power supply?

#4. While reviewing a co-worker’s tool kit, you notice that she has included a magnet on an extension rod. Why would you use an extension magnet?

#6. How does the system BIOS report major startup errors or configuration issues?

#7. You are looking into why a system has started to perform much slower than normal. This issue happened suddenly. What can be the cause of reduced CPU performance?

#8. What is the purpose of a security bit?

#9. You are working in a factory servicing a computer. The computer is very dirty with oil and grease marks that need to be cleaned. Which of the following is not an acceptable cleaner for computer components?

#10. You are concerned about a computer that is reporting higher than expected temperatures. You would like to improve the internal airflow to reduce the temperature. Which of the following does not help improve computer airflow?

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