Computer Fundamental Miscellaneous - Study Mode

[#336] Hard copy is a term used to describe?
Correct Answer

(A) Printed output

Explanation

Solution: A hard copy is a printed copy of information from a computer. Sometimes referred to as a printout, a hard copy is so-called because it exists as a physical object. The same information, viewed on a computer display or sent as an e-mail attachment, is sometimes referred to as a soft copy.

[#337] What do the abbreviations VAB stand for?
Correct Answer

(C) Voice answer back

Explanation

Solution: VAB = Voice Answer Back.

[#338] What are the individual dots which make up a picture on the monitor screen called?
Correct Answer

(C) Pixels

Explanation

Solution: The basic unit of programmable color on a computer display or in a computer image. Pixel is also define as dots per inch, which indicates the resolution of a image. Higher the dots per inch, higher the resolution of the image.
A common resolution for laser printers is 600 dots per inch. This means 600 dots across and 600 dots down, so there are 360,000 dots per square inch.

[#339] A daisy wheel is a type of?
Correct Answer

(D) Printer

Explanation

Solution: A type of printer that produces letter-quality type. A daisy-wheel printer works on the same principle as a ball-head typewriter. The daisy wheel is a disk made of plastic or metal on which characters stand out in relief along the outer edge. To print a character, the printer rotates the disk until the desired letter is facing the paper. Then a hammer strikes the disk, forcing the character to hit an ink ribbon, leaving an impression of the character on the paper. You can change the daisy wheel to print different fonts.

[#340] Factory production lines can be automated using?
Correct Answer

(B) VDUs

Explanation

Solution: A VDU is a machine with a screen which is used to display information from a computer. VDU is an abbreviation for 'visual display unit'.