I. Answer the following questions.
1. How are computer systems used in modern work situations?
2. What are speed traps used for?
3. Which device calculates the speed of the car from the changes in the radio waves?
4. Where are the details stored?
5. What does “surfing” mean?
6. What is mailmerge?
7. How is a standard set of vertical bars of varying thickness used to identify products called?
8. What does the branch computer do?
II. Give definitions to the following words.
Smart card, OCR software, to download, mailmerge, EPOS tills, barcode, EAN, barcode reader, database.
III. Decide whether the following statements are true (T) or false (F).
1. Computers are used in many spheres of people’s lives.
2. The police use speed traps to catch drunk drivers.
3. “Surfing” means swimming past the speed trap.
4. Microprocessor triggers an ordinary camera with a flashgun to take a photograph of the car if it was speeding.
5. OCR software helps to identify the car licence number.
6. Computers are widely used in supermarkets.
7. Each item on a supermarket shelf has a barcode label with a barcode printed on it.
8. There are not standard item code numbers used throughout Europe.
IV. Range (1 - 5) the following statements (a - e) according to the order they appear in the text.
1. There are many ways in which computer systems can be used in large supermarkets.
2. The computer then uses the difference in recorded times to calculate the speed of the vehicle.
3. The barcodes are read by scanner devices called barcode readersthat are attached to the EPOS tills.
4. The item and the price are shown.
5. Hospitals can increasingly use computers where highly trained people were required to deal with life-threatening situations.
Part 2
Vocabulary
I. Complete the text with the following verbs:
| click, double-click, drag, grab, select, move, control |
Mouse actions
A mouse allows you to (1) _________ the cursor and move around the screen very quickly. Making the same movements with arrow keys on the keyboard would take much longer. As you (2) _________ the mouse on your desk, the pointer on the screen moves in the same direction. The pointer usually looks like the I-bar, an arrow, or a pointing hand, depending on what you are doing.
A mouse has one or more buttons to communicate with the computer. For example, if you want to place the insertion point or choose a menu option, you just (3) _________ (press and release) on the mouse button, and the option is chosen.
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The mouse is also used to (4) _________ text and items on the screen. You can highlight text to be deleted, copied or edited in some way.
The mouse is widely used in graphics and design. When you want to move an image, you position the pointer on the object you want to move, press the mouse button, and (5) _________ the image to a new location on the screen. Similarly, the mouse is used to change the shape of a graphic object. For example, if you want to convert a square into a rectangle, you (6) _________ one corner of the square and stretch it into a rectangle.
The mouse is also used to start a program or open a document: you put the pointer on the file name and (7) _________ on the name – that is you rapidly press and release the mouse button twice.
II. Complete the press release with the following words:
| colour, megapixels, shot, video, optical, brighter, reduction |
Kodak has introduced the EasyShare M753 digital camera with 7.0 (1) _________ resolution, a huge 2.5-inch LCD screen, and a professional 3x (2) _________ zoom lens. It is the first camera to incorporate proprietary Kodak Perfect Touch Technology. At the touch of the button, this innovative feature creates better, (3) _________ pictures by bringing out detail in shadows without affecting lighter areas. It is ideal for underexposed caused by shooting beyond the flash range or in adverse lighting conditions.
The M753 uses the exclusive Kodak Colour Science chip for phenomenal image quality with rich (4) _________ and accurate skin tones. Seventeen programmed scene modes (e.g. party, fireworks, children) and five colour modes (high, low, natural and black and white) help capture the best (5) _________ with the least effort.
Other features include cropping, auto picture rotation, digital red-eye (6) _________, and blurry picture alert. For capturing more than just still pictures, camera also features high-quality (VGA) (7) _________ capture and playback.
III. Complete these definitions (1 - 6) with the following words:
| resolution, pixel, aspect ratio, colour depth, video adapter, plasma screen |
1) _________ the smallest unit on a display screen or bitmapped image (usually a coloured dot)
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2) _________ an expansion card that generates the video signal sent to a computer display
3) _________ the width of the screen in proportion to its height
4) _________ also called gas discharge display
5) _________ the number of pixels contained in a display, horizontally and vertically
6)_________ the number of bits used to hold a colour pixel; this determines the maximum number of colours that can be displayed
IV. Complete these sentences with the following words:
| capacity, storage, archiving, hold, secondary |
1. There are basically three types of magnetic _________ device available to the computer user – hard drives, diskettes and tapes.
2. The _________ of a 3,5” floppy disk is only 1,44MB.
3. Hard drives can _________ hundreds of times more data than floppy disks.
4. A portable hard drive is a good choice for _________ storage.
5. Magnetic tapes are used for _________ information that you no longer need to use regularly.
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