VOCABULARY PRACTICE SECTION 2. 1. Complete these display screen specifications with the missing words
1. Complete these display screen specifications with the missing words. The first letter is given.
| 1. r……. : 1280x768 2. a……. ratio : 16:9 3. s……. size: 19” 4. c……. depth : 16.7 million 5. b……. : 400 cd/m2 | 
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2. Match each term with the correct definition.
| 1. phosphors | a. the frequency at which a monitor renews its image, measured in Hz |
| 2. LCD screen | b. a flat-panel display which works by emitting light through a special liquid |
| 3. pixel | с. the space between a display's pixels |
| 4. dot pitch | d. the smallest element in a displayed image |
| 5. refresh rate | e. materials that emit light and produce colours when they are activated by an electron beam |
3. Decide which words are being defined in these extracts from an ICT dictionary.
| 1. One of the small units that make up an image on a computer or television screen. - pixel - cathode ray tube (CRT) 2. Flat-screen technology using noble gases; popular with movie fans. - video projector - plasma screen 3. The most common computer display technology, made of two glass plates with … - liquid crystal display (LCD) - cathode ray tube (CRT) |
4. Card that plugs into a computer to give it display capabilities.
- video projector - video adapter
5. Device used to show images on a wall or large screen.
- video projector - video adapter
4. Using the information in the passage and the illustrations, match the terms in the box with the appropriate explanation or definition.
| a. pixel b. bit с. bit-mapped display d. primary colours e. palette |
- The menu of colours available on a graphics system; its size depends on the hardware.
- Red, green and blue (RGB) in computers.
- The smallest element of a display surface.
- A display on the screen which corresponds, pixel by pixel, with bits stored in memory cells.
- The acronym for 'binary digit'; one of the digits (0 and 1) used in binary notation.
5. Tables often include abbreviations and technical words that are not easy to understand. Look at this table and the explanation of Monitor A's specifications. Using the example, describe Monitor B.
The specifications of Superview (Monitor A) may be explained like this:
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- This digital display has a 75 hertz refresh rate. It never flickers (the images are bright, sharp, and distortion-free).
- You can change the orientation of the display, adjusting your viewing angle back and forth.
- It has a built-in power feature that saves a lot of energy consumption.
| Monitor | Type | Size | Pixel resolution | Visual display | Refresh rate | Tilt-and-swivel | Other features |
| A Compaq TFT 8020 | Flat-panel LCD | 18.1" | 1024 x 768 | 16.7 million colours | 75 Hz flicker-free | + | energy saver mode |
| В Paintview | CRT monitor | 19" | 1280 x1024 | 85 Hz flicker-free | + | anti-glare filter |
6. Complete the technical specs of this monitor with words from the Key Information Section.
| Quick specs The new Paintview XT-85 combines a television and a computer 1 ……. in one display. | |
| Type of display | Flat panel LCD |
| 2 ……. | 19 inches |
| 3. Display ……. | 1,280 x 1,024 pixels |
| Dot pitch | 0.294 mm |
| 4 ……………………………… | 16.7 million colours |
| Contrast ratio | 1,000:1 |
| 5 ………. | 450 cd/m2 |
| Built-in TV tuner | Yes |
| Audio | Two 3-watt speakers and a 5-watt subwoofer; headphone jack |
| The Picture-in-Picture function allows you to watch more than one program at the same time and lets you adjust the size of each window. |
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