Computer Peripherals, Displays, Printers & English Grammar
Input and Pointing Devices
- Pen / stylus — Light
- Game controller — game controller (handheld)
- Scanner — scanner
- Mouse — shirts
- Keyboard — keyboard
- Graphics tablet — table chart
- Trackball — trackball
- Microphone — microphone
Other Input Devices
- Bar code reader / barcode reader — handheld scanner
- Touchpad on a portable laptop PC — mouse
- Webcam — webcam
- Touch-screen — touch screen
- Cursor control keys — cursor control keys (Page Up, Page Down ...)
- Numeric / alphanumeric keys — alphanumeric keys (letters and numbers)
- Function keys — function keys (programmable for special actions)
- Dedicated keys — used for command keys, e.g., Ctrl and Alt
- Numeric keypad — keypad
- Arrow keys — up, down, left, right
- Return / Enter — Enter
- Caps Lock — Caps Lock
- Space bar — Space bar
- Backspace / Delete
- Drag — drag
- Grab — grab
Cameras and Imaging
- Digital camera — digital camera
- Video camera — digital video camera
- Color — color
- Megapixel — megapixels
- Shot — photo capture
- Video — video
- Optical — optical (lens)
- Shine — brighter
- Reduction — reduction
- Pixel — pixel
- Aspect ratio — aspect ratio
- Color depth — color depth
- Screen size — screen size
Display Technologies and Video Interfaces
- Plasma screen — plasma screen
- LCD — Liquid Crystal Display
- CRT — Cathode Ray Tube
- TFT — Thin Film Transistor
- VGA — Video Graphics Adapter
- DVI — Digital Visual Interface
- OLED — Organic Light-Emitting Diode(s)
- DLP — Digital Light Processing
Printer Types
- Inkjet — inkjet (injection)
- Laser — laser
- Dot matrix — matrix of dots
- Plotters — plotters (lines and curves)
- Imagesetters — high-resolution printers (over 3,000 dpi)
Accessibility and Assistive Peripherals
- Adapted keyboard — keyboard adapter
- Screen magnifier — screen magnifier
- Pneumatic switch (sip and puff) — sip and puff
- On-screen keyboard — on-screen keyboard
- Textphone — text phone
Grammar: Describing Functions and Forms
Describing Functions
- Used + to + infinitive
Superlatives and Endings
- Superlative endings: -est
- Common adjective endings: -ing, -ed, -ful, -less
- Irregular superlative forms:
- good → the best
- bad → the worst
- little → the least
Suffixes
Adjective suffixes: -y, -able, -ible, -ive, -al, -ed, -ful, -ic, -less, -ing
Noun (name) suffixes: -er, -or, -ion, -tion, -action, -ment, -ness, -ity, -ant, -logy, -ing, -y, -ure, -sion
Instructions and Modal Forms
- Should — should be
- Shouldn't — should not
Comparatives
- Comparative endings: -er; or use more for longer adjectives
- Irregular comparatives:
- good → better
- bad → worse
- little → less
- Equality / Inequality structures: use as ... as or not as ... as to compare two items