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O Level Computer Science – Free Video Lectures

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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

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

For more O Level Computer Science Revision Resources, visit the following links:

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Computer Science Syllabus

Computer Science Books

Computer Science Solved Past Papers

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