CompTIA A+ Core 1 Practice Questions: Hardware/Printers

11 free, exam-style CompTIA A+ Core 1 (220-1101) practice questions covering Hardware/Printers. Each question shows the correct answer and a clear explanation. Ready for the real thing? Take the full timed quiz below.

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Q1. A user reports that their inkjet printer is producing pages with missing lines or streaky colors. Which of the following maintenance tasks should be performed FIRST?

Explanation: For inkjet printers, missing lines or streaky colors are common symptoms of clogged print heads. Running a print head cleaning cycle through the printer's utility software is typically the first step to resolve this. Learn more.

Q2. Which type of printer uses a heated printhead to create an image on specially treated paper, often used for receipts?

Explanation: Direct thermal printers use a heated printhead to selectively activate chemicals in thermochromic paper, causing it to darken and form an image. They are commonly used for receipts due to their speed and low maintenance (no ink or toner). Learn more.

Q3. A laser printer is consistently producing pages with faint print or white vertical streaks. Which of the following is the MOST likely component to check or replace first?

Explanation: Faint print or white streaks on a laser printer often indicate that the toner cartridge is low on toner or defective. Replacing the toner cartridge is usually the first and easiest troubleshooting step for this issue. Learn more.

Q4. In a laser printer, which component is responsible for melting the toner powder onto the paper to create a permanent image?

Explanation: The fuser assembly uses heat and pressure to melt the toner particles and fuse them permanently onto the paper. It typically consists of a heated roller and a pressure roller. Learn more.

Q5. In a laser printer's imaging process, which component receives an electrostatic charge and then selectively loses that charge to create an invisible electrostatic image of the page?

Explanation: The imaging drum (also known as the photoconductive drum) is a core component in a laser printer. It is charged by the primary corona wire, and then a laser draws the image on its surface, dissipating the charge where toner should adhere. Learn more.

Q6. Which printer setting allows a printer to automatically print on both sides of a sheet of paper?

Explanation: Duplex printing (or automatic duplexing) is a printer feature that allows the printer to print on both sides of a page without manual intervention, saving paper. Learn more.

Q7. In a laser printer's imaging process, which component receives an electrostatic charge and then selectively loses that charge to create an invisible electrostatic image of the page?

Explanation: The imaging drum (also known as the photoconductive drum) is a core component in a laser printer. It is charged by the primary corona wire, and then a laser draws the image on its surface, dissipating the charge where toner should adhere. Learn more.

Q8. Which printer setting allows a printer to automatically print on both sides of a sheet of paper?

Explanation: Duplex printing (or automatic duplexing) is a printer feature that allows the printer to print on both sides of a page without manual intervention, saving paper. Learn more.

Q9. A laser printer output becomes gradually lighter across many pages. Which supply should be checked first?

Explanation: Fading output across pages is commonly caused by low toner or uneven toner distribution. Learn more.

Q10. Which printer type is best suited for multipart forms?

Explanation: Impact printers strike a ribbon and can transfer pressure through multipart forms. Learn more.

Q11. Which printer component charges the drum before toner is applied in the laser printing process?

Explanation: The charging step prepares the imaging drum so toner is attracted to the desired image areas. Learn more.

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