6. Choose the best answer to the following definition

19. Word processing, spreadsheet, and photo-editing are examples of:

A. *application software.

B. system software.

C. operating system software.

D. platform software.
20.The CPU and memory are located on the:

A.* motherboard.

B. expansion board.

C. storage device.

D. output device.

21. A process known as ____________ is used by large retailers to study trends.

A. *data mining

B. data selection

C. POS

D. data conversion

22. Which line do you use to connect to the internet?

A.* Ethernet

B. Mouse

C. Phone Line

D. Motherboard

23. Choose the best answer these questions:

How do you get the best results from speech recognition software?

A)by using a high-quality printer B)by using a high-quality keyboard

C) *by using a high-quality header microphone D)by using a high-quality monitor
24. Find words in the article with the following meanings.

Inkjet printers operate by projecting small ink droplets onto paper to the required image. Colours and hues are created by the precise mixing of cyan, magenta, yellow and black inks. A particular colour within the colour spectrum ?

A)resolution B)scalable fonts C)*hue D)bar code
25. Find words in the article with the following meanings.

Laser printers produce output at great speed and with a very high resolution of 1,200-2,400 dpi. They scan the image with a laser beam and transfer it to paper with a special ink powder called toner. They are constantly being improved. In terms of speed and image quality, laser printers are preferred by experts for various reasons; for instance, they have a wider range of scalable fonts than inkjets, can emulate different language systems, and can produce high- quality graphics; however, they are still expensive for home users. An ink powder used in laser printers and copiers ?

A)scalable fonts B)*toner C)graphics D)resolution