1Add to the statements (1-10) using the extra information (a-j)
Example: A barcode is a pattern of printed black lines which supermarkets use for pricing.
1. A motherboard is a printed circuit board. a. It contains the main electronic components.
2. A password is a secret set of characters. d It adds features to a computer.
3. A monitor is an output device. c. It is about the size of a piece of paper.
4. A disk drive is a unit. d. It allows access to a computer system.
5. An expansion card is an electronic board. e. It controls all the other boards in a computer.
6. A notebook is a portable computer. f. It displays data on a screen.
7. The system unit is the main part of the computer. g. It reads data from a CD-ROM disk.

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