CompTIA A+ 1101/1102. USB Standards + Simulation.

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Пікірлер: 21

@margimargs Жыл бұрын

This was SO HELPFUL! I was confused and stuck on USB standards and this video helped me better understand and memorize. Such an excellent explanation and great visuals and simulation that helped things click for me. Thanks so much for sharing.

@YannMetalhead 11 ай бұрын

Good video.

@undeadhoodi Жыл бұрын

This helped bro I appreciate you !

@joshuam4921 Жыл бұрын

These videos are great!

@DeanCyber Жыл бұрын

Thank you!

@ProExamsIT Жыл бұрын

Thanks mate

@jozi644656 2 ай бұрын

Very helpful!

@steezy2695 Жыл бұрын

thank you this was very helpful

@ohio69676 Жыл бұрын

Thanks for this!

@DeanCyber Жыл бұрын

My pleasure!

@dustinct. Жыл бұрын

thank you for the content!

@DeanCyber Жыл бұрын

My pleasure!

@1CREADESIGN Жыл бұрын

@Deancyber can we get all this in one document pdf or word? If we become platinum member

@MiszVizzo Жыл бұрын

Hey dean can you explain this one? A company has a dot matrix printer that uses carbon paper. The company reports that the first page is printing too light, although the following pages are still legible. Which of the following MOST likely needs to be fixed? (A). The print drum is worn and loose causing the printing to be light in places (B). The ribbon is low on ink or missing and must be replaced to get proper output (C). The heating element has failed, and a new one needs to be installed for proper transfer (D). The wrong type of filament is loaded, preventing it from sticking correctly (E). The fuser assembly is not calibrated properly, causing it to impact the paper too hard

@haroldstakk7906 Жыл бұрын

Hi there, I'm not Dean but I'll be happy to explain. Since B is the only option that references parts of an impact printer, that is the correct answer. Remember, a dot matrix printer is a type of impact printer along with daisy wheel printers. Only impact printers can readily use carbon paper. A print drum is another name for the imaging drum on a laser printer. Heating elements are only found on thermal printers. Filament is used on 3d printers. The fuser assembly is a part of a laser printer.

@MadeInPython Жыл бұрын

@@haroldstakk7906 Heating elements are also on laser printers and 3d printers

@dmillzzz1918 Жыл бұрын

@@MadeInPython No

@MadeInPython Жыл бұрын

@@dmillzzz1918 Yes they are. How do you think a fuser on a laser printer works if it doesn't get any heat??

@jaydavis822 Жыл бұрын

The most likely option that needs to be fixed in this scenario is: (B). The ribbon is low on ink or missing and must be replaced to get proper output. Explanation: In a dot matrix printer that uses carbon paper, the ribbon is responsible for transferring ink onto the paper. If the ribbon is low on ink or missing, the first page may print too lightly because the ink is not being properly transferred to the paper. However, the subsequent pages may still be legible because the remaining ink on the ribbon can continue to produce visible output. Replacing the ribbon with a new one will ensure proper ink transfer and resolve the issue of light printing on the first page. The other options presented in the question are less likely to be the cause of the specific problem described. For example, options (A), (C), (D), and (E) relate to issues with other printer components or settings that are not directly related to the observed problem of the first page printing too lightly.