O Level Computer Science – Free Video Lectures

This video lecture will teach you about O Level Computer Science Chapter 1 Data Representation – Number Systems and its Types. Watch the following video lecture completely to fully understand the concept. Also check more Revision Videos

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1.1 Data representation
Candidates should be able to:
1.1.1 Binary systems
β€’ recognise the use of binary numbers in computer systems
β€’ convert positive denary integers into binary and positive binary integers into denary (a maximum
of 16 bits will be used)
β€’ show understanding of the concept of a byte and how the byte is used to measure memory size
β€’ use binary in computer registers for a given application (such as in robotics, digital instruments
and counting systems)

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