An office uses several input and output devices connected to its computers. Device Input, Output or Both How data is entered or produced Keyboard Monitor We...
Question 1 Report
An office uses several input and output devices connected to its computers.
| Device | Input, Output or Both | How data is entered or produced |
|---|---|---|
| Keyboard | ||
| Monitor | ||
| Webcam | ||
| Headset with microphone |
(a) Complete the table. [4]
Answer Details
(a) Completed table:
| Device | Input, Output or Both | How data is entered or produced |
|---|---|---|
| Keyboard | Input | The user presses keys to enter text, numbers and commands into the computer. [1] |
| Monitor | Output | Displays text, images and video generated by the computer on a screen. [1] |
| Webcam | Input | Captures live video images and sends them to the computer for video conferencing or recording. [1] |
| Headset with microphone | Both | The microphone captures the user's voice (input) while the earphones play back audio such as call audio or notifications (output). [1] |
The headset is classified as "both" because it contains two separate components: a microphone (input) and earphones/speakers (output). Each component performs a different directional data transfer relative to the computer.
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