Computer Hardware Question On a dot matrix printer, you should never lubricate which part? A . carriage bearingsB . None of theseC . paper advance bearingsD . carriage railsE . printhead pins Show Solution Next Question Answer: Option E 0 Likes Report Problem Share Check All Computer Hardware Questions (MCQs) Check All Computer Science And Engineering Questions (MCQs) Submit Solution Your email address will not be published. Required fields are marked * Submit More Questions on This Topic : Question 1. Which of the following would be a logical first step in troubleshooting a PC?.... Question 2. What product is used to clean smudged keys on a keyboard?.... Question 3. Suppose that you have a the maintenance package identifies several possible field replaceable units (FRUs) that will res....problem. What should you do after turning the power off? Question 4. After displaying the directory of a floppy disk, a different floppy is inserted into the drive. The contents of the orig....does not exhibit the problem. You should next replace the: Question 5. Which type of system board is the MOST likely candidate for processor upgrading if you want maximum performance and futu....processor upgrading if you want maximum performance and future compatibility?