220-801 · Question #112
When referring to laser printing, which of the following describes the development process?
The correct answer is B. Toner is pulled to the charged areas of the drum. The development stage of laser printing is when toner particles are electrostatically attracted to the latent image areas on the photosensitive drum.
Question
When referring to laser printing, which of the following describes the development process?
Options
- AThe corona wire places a static charge on the drum.
- BToner is pulled to the charged areas of the drum.
- CToner is pulled from the drum to the paper.
- DThe toner is permanently affixed to the paper.
How the community answered
(20 responses)- B90% (18)
- C5% (1)
- D5% (1)
Why each option
The development stage of laser printing is when toner particles are electrostatically attracted to the latent image areas on the photosensitive drum.
The corona wire applying a static charge to the drum describes the charging stage, which is the second step in the laser printing process, not development.
During the development stage, charged toner particles are attracted to the areas of the drum that were exposed by the laser, which altered the drum's electrostatic charge to form the latent image. This is the fourth step in the laser printing process, following cleaning, charging, and writing. The toner adheres only to the image areas, building up the visible toner image on the drum surface.
Toner being pulled from the drum to the paper describes the transfer stage, which occurs after development.
Toner being permanently affixed to the paper describes the fusing stage, the final step where heat and pressure bond toner to the page.
Concept tested: Laser printer imaging process - development stage
Source: https://www.comptia.org/certifications/a
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