Four steps in computer thinking:
Input
Ex. Keyboard , mouse , scanner , optical character reader , light pen , sensor.
Process
Interprets instructions and maintains control over hardware.
Memory
Ex. ROM , RAM
B. Secondary Memory – is made possible by external units.
Ex. Magnetic disc , magnetic tape , magnetic drum.
Output
Ex. Monitor , printer , speech synthesizer
Input
- Feeding such data to the machine.
Ex. Keyboard , mouse , scanner , optical character reader , light pen , sensor.
Process
- Is a program in execution.
Interprets instructions and maintains control over hardware.
Memory
- Is the capacity of the store data.
Ex. ROM , RAM
B. Secondary Memory – is made possible by external units.
Ex. Magnetic disc , magnetic tape , magnetic drum.
Output
- Information that is given out by the computer.
Ex. Monitor , printer , speech synthesizer