10827911
Description
Mind Map by Chubbyleenee jags, updated more than 1 year ago
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Created by Chubbyleenee jags
about 7 years ago
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Binary and hexadecimal
- Binary
- Base 2 (0,1)
- Base 2 (0,1)
- Denary
- Base 10 (0-9)
- Base 10 (0-9)
- Hexadecimal
- Base 16 (0-9, A-F)
- Base 16 (0-9, A-F)
- Character set- a defined list of
characters recognised by the
computer hardware and
software
- Bits
- 1 bit-bit
- 4 bits-nibble
- 2 bits-crumb
- 8 bits-byte
- 1 bit-bit
- FACTS
- 255 is the largest
numerical value
which can be
stored using 8
bits.
- 0 is the smallest
numerical value
which can be
stored using 8 bits
- 256 different values
can be stored using
8 bits.
- 255 is the largest
numerical value
which can be
stored using 8
bits.
- Calculations
- Binary to hexadecimal
- starting from RIGHT, group
digits in fours, replace each
group with a single digit
- starting from RIGHT, group
digits in fours, replace each
group with a single digit
- Hexadecimal to binary
- replace each digit
with a four bit
binary number,
e.g. 2 ==> 0010
- replace each digit
with a four bit
binary number,
e.g. 2 ==> 0010
- Denary to hexadecimal
- example: 200=>divide by 16,
12 remainder 8, 12 as hex=C
and 8 as 8 ==>C8
- example: 200=>divide by 16,
12 remainder 8, 12 as hex=C
and 8 as 8 ==>C8
- Denary
to
binary
- Binary to
Denary
- Hexadecimal
to
Denary
- Binary to hexadecimal
- Binary Addition
(rules)
- 0+0=0
- 0+1=1
- 1+0=1
- 1+1=10
- 1+1+1=10
- 0+0=0
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