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Computer Science GCES AQA
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Representing Algorithms Aqa4 主题
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Efficiency Of Algorithms Aqa1 主题
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Searching Algorithms Aqa3 主题
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Sorting Algorithms Aqa3 主题
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Data Types Aqa1 主题
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Programming Concepts Aqa5 主题
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Arithmetic Relational And Boolean Operations Aqa1 主题
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Data Structures Aqa3 主题
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String Manipulation Aqa1 主题
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Random Number Generation Aqa1 主题
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Structured Programming Aqa2 主题
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Robust And Secure Programming Aqa4 主题
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Number Bases Aqa2 主题
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Converting Between Number Bases Aqa3 主题
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Units Of Information Aqa9 主题
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Hardware And Software Aqa4 主题
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Boolean Logic Aqa3 主题
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Programming Languages And Translators Aqa2 主题
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Cpu Architecture Performance And Embedded Systems Aqa4 主题
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Memory Aqa2 主题
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Secondary Storage Aqa3 主题
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Fundamentals Of Computer Networks Aqa8 主题
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Fundamentals Of Cyber Security Aqa1 主题
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Methods Of Preventing Cyber Security Threats Aqa1 主题
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Relational Databases Aqa2 主题
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Ethical Legal And Environmental Impacts Aqa2 主题
课 13,
主题 2
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Bit Patterns Aqa
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Exam code:8525
Bit Patterns
What is a bit pattern?
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A bit pattern is a collection of binary numbers
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Everything in a computer has to be stored as a series of 1s and 0s
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The way the computer interprets the numbers determines the outcome
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Examples of this include
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Representing ASCII characters
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A hexadecimal value
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An image
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Examples
|
Binary Value |
Process |
Output |
|---|---|---|
|
01000001 |
ASCII Character Set |
A |
|
01000001 |
Hexadecimal Conversion |
4 1 |
|
01000001 |
B&W image using 1 bit per pixel |
8 pixels |
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