Your laser printer prints a vertical black line on every page. You change the toner cartridge, but the problem does not go away. What is the MOST likely problem?

A user opens a help desk ticket to replace a laptop keyboard. The user reports that the cursor randomly moves when typing, causing them to make frequent typing corrections. The problem does not occur when the laptop is attached to a docking station and an external keyboard is used. You want to find a more affordable solution than replacing the keyboard. Which of the following actions BEST mitigates this problem?

Jeremy has just purchased an entry-level filament 3D printer to create three-dimensional game accessories. He has just printed his first game piece, but there are problems with adhesion between the filament layers, and the final piece is slightly warped. Which of the following BEST provides the solution to Jeremy’s issues?

Which of the following is the feed assembly on a thermal printer that is used to move the paper through the printer?

You work for a company based in Phoenix, Arizona, which is a very hot and dry area. Several people in the research department have reported that even though their files are printing to the laser printer correctly, a much lighter copy of the same text also prints within 2 to 3 cm of the original text. Which of the following would MOST likely fix this type of ghosting image?

You are a technician tasked with replacing the processor in a client’s laptop. The laptop has been experiencing overheating issues and the client suspects the processor might be the cause. After opening the laptop, you notice that the processor is soldered onto the motherboard. What which of the following would be the BEST next step?

Which of the following terms refers to a network resource sharing model that uses access control lists saved on each computer?

Which of the following is a type of printer that is considered very noisy because it hits the printhead on the paper?

A company has built a video streaming service that supplies training videos. Quickly transmitting video data to customers is more important than guaranteed delivery. Which of the following Transport layer IP suite protocols is MOST likely used for this service?

Which of the following devices authenticates users based on their physical features?