The useful idea
- A programmable machine
A computer is a machine that can be programmed to automatically carry out sequences of arithmetic or logical operations (computation).
- Hardware and software
The term computer system may refer to a nominally complete computer that includes the hardware, operating system, software,
- Input to output
Peripheral devices include input devices (keyboards, mice, joysticks, etc.), output devices (monitors, printers, etc.), and input/output devices that perform both functions (e.g. touchscreens).
Why this matters
Use Computer as a lens when judging what a digital tool can — and cannot — do.
Try this
Use Computer as a lens when judging what a digital tool can — and cannot — do.
Test your recall
Which idea belongs to the explanation of Computer?
- Input to output
- Hardware and software
- A programmable machine — correct
A computer is a machine that can be programmed to automatically carry out sequences of arithmetic or logical operations (computation).