Lesson 2 The Four Function of a Computer

The Four Functions of Computers Input Storage Processing Output

The computer will collect data or from you through the following methods: Keying Mouse

Data vs. Information Data Information raw, unprocessed numbers, data that has been characters, or

The computer saves, and stores data or instructions in its memory for use during

The computer interprets and processes that data you input. It adds, multiplies, divides, finds

The computer displays or produces information from the data that is processed. The output

Summary Input Storage Processing Output • The computer collects data or instruction from the

Assignment In groups of two or three, think of an item that you can

Assessment Rubric Mark Description 10 Four Functions listed and device examples appropriate to the

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Lesson 2 The Four Function of a Computer Mr Le. Blanc|ECS Business Ed.

The Four Functions of Computers Input Storage Processing Output

Input

The computer will collect data or from you through the following methods: Keying Mouse or Touchpad Stylus Touch Screen Speaking into a microphone

Data vs. Information Data Information raw, unprocessed numbers, data that has been characters, or symbols. processed so that it can be understood and used in decision making.

Storage

The computer saves, and stores data or instructions in its memory for use during processing

Processing

The computer interprets and processes that data you input. It adds, multiplies, divides, finds or manipulates data (numbers, text, or symbols) to complete a task you have given it.

Output

The computer displays or produces information from the data that is processed. The output might be something you see on the screen, hear or command.

Summary Input Storage Processing Output • The computer collects data or instruction from the user. • The computer takes the data and instruction and saves it. • The computer interprets and processes the data or instructions. • The computer displays or produces the data from the information.

Assignment In groups of two or three, think of an item that you can relate the four functions of computers to. Using the chart paper, and markers summarize how the functions of the item and the computer are similar. For an example of a toaster, watch the movie at the following link. Feel free to read through and use the information to help you on the page too! Click here to visit the site

Assessment Rubric Mark Description 10 Four Functions listed and device examples appropriate to the chosen project - exceeded assignment requirements 8 -9 Functions and devices given but not appropriate to the project - met assignment requirements 5 -7 Some missing information or incorrect examples assignment requirements not met 5 - Content not sufficient for the project - did not meet assignment requirements Comments: Total Mark /10