KwickClips Computer Systems · 40 sec · free
What colour code system is #FF9933?
Short answer. Hexadecimal.
How many bits is one hex digit?
4 bits.
Hex in real life
| Use | Example |
|---|---|
| Colour | #FF9933 |
| MAC | 3C:5A:B4:... |
| Error code | 0x80070005 |
Remember
| 1 hex digit = 4 bits |
| Short and easy to read |
Ever seen hash F F nine nine three three? That is hex. It sets web colours. It writes MAC addresses. It shows error codes. Remember. One hex digit is four bits. It is short and readable.
This clip is from the full lesson: Number Systems: Binary, Octal, Decimal and Hexadecimal — 7 minutes, with the tables, the quick answers and the whole lesson in text.
Useful for: CBSE Class 11 Computer Science (083), CBSE Class 11 Computer Science Essentials (083), ISC Class 11 Computer Science (868), ISC Class 12 Computer Science (868)
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