Questions and Answers
Which number system do computers use to represent information?
Binary
What is the place value of the rightmost column in the binary number system?
1s
In the decimal number system, what does the leftmost column represent?
100s
What is the difference between decimal numbers and binary numbers?
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What is the value of the binary number 000 in the decimal number system?
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Study Notes
Number Systems
- Computers use the binary number system to represent information.
Binary Number System
- The rightmost column in the binary number system has a place value of 2^0 or 1.
Decimal Number System
- In the decimal number system, the leftmost column represents the highest place value.
Binary vs Decimal
- Decimal numbers are based on 10 digits (0-9) whereas binary numbers are based on 2 digits (0, 1).
- Binary numbers are used in computers, whereas decimal numbers are used in everyday life.
Binary to Decimal Conversion
- The binary number 000 has a value of 0 in the decimal number system.