number system
DESCRIPTION
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Binary Representation
• The basis of all digital data is binary representation.
• Binary - means ‘two’– 1, 0– True, False– Hot, Cold– On, Off
BASE 10, BASE 2
953.7810 = 9 x 102 + 5 x 101 + 3 x 100 + 7 x 10-1 + 8 x 10-2 =
= 900 + 50 + 3 + 0.7 + 0.08 = 953.78
1001.112 = 1 x 23 + 0 x 22 + 1 x 21 + 1 x 20 + 1 x 2-1 + 1 x 2-2 =
= 8 + 0 + 2 + 1 + 0.5 + 0.25 = = 11.75