(a) Supply the names of the inventors of the following devices: DEVICE NAME OF INVENTOR Analytical Engine Mechanical Digital Calculator Slide Rule Punched C...

Answer Details

(a)
DEVICE | NAME OF INVENTOR
--- | ---
Analytical Engine | Charles Babbage
Mechanical Digital Calculator | Blaise Pascal
Slide Rule | William Oughtred
Punched Card | Herman Hollerith

(b)
(i) Input devices are hardware devices that allow users to input data or instructions into a computer system for processing. These devices convert user input into digital signals that can be processed by the computer.
(ii) Four examples of input devices are:
1. Keyboard: This is the most common input device, which allows users to type text and commands into a computer system.
2. Mouse: A mouse is a pointing device that allows users to move a cursor on the screen and select options by clicking buttons.
3. Scanner: A scanner is an input device that allows users to digitize printed images or documents by scanning them into the computer system.
4. Microphone: A microphone is an input device that allows users to record and input audio data into the computer system.