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Summary CS IGCSE/GCSE Resource Bundle: Computer Science Binary and Denary $10.49   Add to cart
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Summary CS IGCSE/GCSE Resource Bundle: Computer Science Binary and Denary
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  • Course
  • Computing
  • Institution
  • GCSE

Unlock the mysteries of binary and denary with this comprehensive CS IGCSE/GCSE resource! Ideal for teachers and students alike, this resource delves into the fascinating world of binary and denary number systems. From basic concepts to advanced applications, this resource provides clear explanatio...

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  • August 3, 2023
  • 8
  • 2022/2023
  • Summary

Subjects

  • cs igcse gcse computer science

Written for

  • GCSE
  • GCSE
  • Computing
  • 1
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DATA REPRESENTATION
(CHAPTER 1)




Th
de e
BINARY TO DENARY:
nar
bas y
e For example, 1010 is 10 in binary as we do it like this,
8 4 2 1
1 0 1 0
e
Th ry
a r
bi n be
u m
n




DENARY TO BINARY:
65, how many numbers fit into it:
64 32 16 8 4 2 1
1 0 0 0 0 0 1
So, it is 1000001 in binary.

, HEXADECIMAL TABLE (0-15)

0 1 2 3 4 5 6 7 8 9
0 1 2 3 4 5 6 7 8 9
10 11 12 13 14 15
A B C D E F




HEXADECIMAL TO DENARY:
16s Units
2 A


Our example number is 2A, so the steps are multiplying the numbers by 16, then
add the unit’s value e.g. A=10, B=11, So 2x16 = 32+10 = 42 in denary.


OR


Step 1 Hex to Binary
Step 2 Binary to Denary


2A
Which is 10

8 4 2 1 8 4 2 1
0 0 1 0 1 0 1 0

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