Fixed point binary Flashcards Preview

1 Computing AS Level (JoshH) > Fixed point binary > Flashcards

Flashcards in Fixed point binary Deck (8)
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1

Shifting a number 1 place to the left does what?

Shifting a number 1 place to the left -----> multiplies by 2

2

How do you Multiply by 3

Multiply by 3 - Shift the number 1 place to the left -----> and add the original binary number

3

What are fixed point numbers

Used to represent fractions in binary. Using a binary point to separate whole place values from fractional parts (similar to decimal points)

4

What is this number?

SLIDE NOT COMPLETED (7)

5

Advantage of fixed point binary?

stores the number accurately

6

Disadvantage of fixed point binary?

cannot represent a wide range of numbers in the same number of bits (eg 4000 or 0.0001)

7

Convert 0.5 to binary

0.1

8

What is 0.00390625 in binary?

0.00000001