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About this course
You will learn:
- - How text, images and audio can be stored as digital data by a computer
- - How to convert between binary and decimal numbers
- - How to add binary numbers
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A computer stores data in digital files. A digital file only contains the characters zero and one. In this unit you will learn how text, photographs and images can be turned into digital data so that they can be stored on a computer. You will convert everyday decimal numbers into digital data. You will use codes that will help you understand how computers store text as numbers. You will create simple images and convert them into digital data in the same way as a computer. You will discover how digital sound and video are created.
- What digital data is?
- The computers store digital data as binary numbers
How digital data is used to store numbers, media and instructions?
About bits and bytes
How to convert binary numbers into decimal numbers
Learn different between Decimal and binary number system in computing
