KwickClips Computer Systems · 43 sec · free
What values can a Boolean variable hold?
Short answer. Only 0 or 1.
What does + mean in Boolean algebra?
OR.
Boolean operators
| Operator | Symbol | Example |
|---|---|---|
| NOT | A' | 1' = 0 |
| AND | A.B | 1.0 = 0 |
| OR | A+B | 1+1 = 1 |
Remember
| Values: only 0 or 1 |
| Plus means OR, not addition |
In Boolean algebra, one plus one is one. Why? Variables are only zero or one. NOT flips the value. AND is the dot. OR is the plus, so one plus one is one. Two points. Only zero or one. Plus means OR.
This clip is from the full lesson: Boolean Algebra: Laws and Theorems — 8 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 12 Computer Science (868), ISC Class 12 Computer Science (868)
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