Printers

Question 1

Laser printer

Answer 1

Uses laser beam to produce high quality text and graphics on paper.

Use a drum electrostatically charged with an image of the document to be printed.

Charged areas of the drum attract toner particles, which are transferred to paper and fused onto it by heat.

Question 2

Inkjet printer

Answer 2

Uses small droplets of ink to create images on paper.

spray tiny droplets of ink on to paper through a series of nozzles.

Ink stored in small cartridge that is easy to replace when they run out.

Use for printing photographs or high-quality images as they produce more vivid and detailed colours than laser printer.

Question 3

Dot matrix printer

Answer 3

Uses a print head that moves back and forth across pages and prints by impact, striking on ink soaked cloth ribbon against paper.

Uses column of dot hammers. The more hammer,the higher the resolution.

Question 4

3 advantages of laser printer

Answer 4

1) faster, allows to print entire pages at once.

2) sharp text with clarity, ideal for small fonts or fine details

3) use toner cartridges, produce many more pages. Cost effective.

Question 5

3 disadvantages of laser printer

Answer 5

1 more expensive to purchase

2 not good when producing vivid true to life colors

3 internal parts need cleaning or replacement. cause paper jams or errors.

Question 6

3 advantages of inkjet

Answer 6

sharp, vivid colours, ideal for printing photos, graphics, and documents

less expensive. For home and office

print on wide range of media, such as paper, fabrics, card socks, labels

Question 7

3 disadvantages of inkjet

Answer 7

Expensive cartridges

Slow printing speed, especially when printing in high-quality

Small nozzles easily clogged with dried ink. Frequent cleaning to keep it working.