# N5 Computing Science

Mind Map by lewis001, updated more than 1 year ago More Less
 Created by Mr. McNeice about 5 years ago Copied by lewis001 about 5 years ago
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### Description

A-Level Computer Science Mind Map on N5 Computing Science, created by lewis001 on 04/15/2015.

## Resource summary

N5 Computing Science
1 Software Design and Development
1.1 Computational Structures
1.1.1 Assigning vales to variables
1.1.2 Using arithmetic operations e.g. +, -, *
1.1.3 Pre-defined fucntions
1.1.4 Selection constructs
1.1.4.1 IF Statement
1.1.5 Iteration and repetition constructs
1.1.5.1 Fixed loops
1.1.5.2 Conditional loops
1.2 Data Types and Structures
1.2.1 Arrays
1.2.1.1 number[5]
1.2.2 String, character
1.2.3 Numeric
1.2.3.1 Integers
1.2.3.1.1 1, 55, -23
1.2.3.2 Reals (singles)
1.2.3.2.1 0.6, -14.25, 30.123
1.2.4 Boolean
1.2.4.1 TRUE, FALSE
1.3 Testing and Documenting
1.3.1 Testing - e.g. enter a number between 1 and 10
1.3.1.1 Normal - e.g. 2,3,4,5,6,7,8,9
1.3.1.2 Extreme - e.g. 1, 10
1.3.1.3 Exceptional - e.g. 0, 11, A, #
1.3.2 Errors
1.3.2.1 Syntax
1.3.2.2 Execution
1.3.2.3 Logic
1.3.3.2 Meaningful variable names
1.3.3.3 Indentation
1.4 Algorithms
1.4.1 Input Validation
1.5 Design Notations
1.5.1 Pseudocode
1.5.1.1 HAGGIS
1.5.2 Structure Diagram
1.5.3 Flowchart
1.6 Low-level Operations
1.6.1 Translation
1.6.2 Low Level Languages
1.6.3 High Level Languages
1.7 Computer Architecture
1.7.1 Binary
1.7.1.1 Units of Storage
1.7.1.1.1 1 bit = 1 or 0
1.7.1.1.2 8 bits = 1 byte
1.7.1.1.3 1024 bytes = 1 KB
1.7.1.1.4 1024 KB = 1 MB
1.7.1.1.5 1024 MB = 1 GB
1.7.1.1.6 1024 GB = 1 PT
1.7.1.2 Convert to Decimal
1.7.1.3 Convert to Binary
1.7.1.4 Store bit-mapped Graphic
1.7.1.5 Store Characters
1.7.1.6 Storing Real Numbers
1.7.2 Processor
1.7.2.1 Arithmetic & Logic Unit (ALU)
1.7.2.2 Control Unit
1.7.2.3 Registers
1.7.3 Memory
1.7.3.1 Random Access Memory (RAM)
1.7.3.3 Buses
1.7.3.3.2 Data Bus
1.7.4 Interfaces
1.7.4.2 Hardware
1.7.4.3 Voltages
2 Information Systems Design and Development
2.1.1 Databases
2.1.2 Web-based
2.2 User-Interface
2.3 Media Types
2.4 Coding
2.5 Testing
2.6 Purpose, Features, Functionality, Users
2.7 Implementation

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