Computer hardware MCQs — Practice & Prepare

✅ Correct answer: printer A printer is a classic example of peripheral equipment — external hardware connected to and used alongside the main computer system.

✅ Correct answer: printer Dot matrix is a type of impact printer that forms characters and images using a matrix (grid) of small pins striking an inked ribbon against paper.

✅ Correct answer: bi-directional A dot matrix printer is bi-directional, meaning it can print while moving in both left-to-right and right-to-left directions across the page, increasing printing speed.

✅ Correct answer: dot matrix Dot matrix and drum printers are both classified as impact printers, since they physically strike an inked ribbon against paper to form characters, unlike non-impact printers like inkjet or laser.