Input Devices 0.0 / 5 ? ComputingHardware componentsASAQA Created by: BeckyQuinCreated on: 03-06-15 10:05 4732165 Across 1. When you place your finger on or near the screen it disrupts this field and draws current (5, 9, 6) 5. Forms would be fed into a machine that would look for black marks (3) 6. Used to read data without physical contact. (4, 6) 7. Enables the user to execute commands or issue instructions to the computer by controlling a pointer on the screen (5) Down 2. It is connected to software that converts human speech into commands or text (10) 3. They allow for quick reading of product details so that prices and information can be retrieved and/or stock levels updated (7, 6) 4. It relies on springed keys being pressed down to complete an electrical circuit. This circuit then transmits a binary signal (commonly using ASCII) to the computer to represent the key pressed (8)
Comments
No comments have yet been made