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7023433
Programming Languages
Description
AS level Computer Science (Hardware and Software) Mind Map on Programming Languages, created by Charlie Turner on 17/11/2016.
No tags specified
computer science
assembly language
programming languages
a level
revision
notes
computing
computer science
hardware and software
as level
Mind Map by
Charlie Turner
, updated more than 1 year ago
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Created by
Charlie Turner
about 8 years ago
129
2
0
Resource summary
Programming Languages
Known Languages
Python
C++
Java
C#
Ruby
VBS
PHP
Java Script
Old Computers
Developed to crack the Enigma code by Turing and his team
WW2
Small amount of memory made from vacuum tubes
Calculations were done in the accumulator
All coding done in machine code
Typical instructions had operation code
Types
Low Level Languages
1st Generation Machine Code
2nd Generation Assembly
High Level Languages
3rd Generation Imperative
Most programming languages are 3rd Generation
4th Generation Data Query, Analysis and Reporting
Low Level Languages
Advantages
Smaller memory footprint
Better code optimisation and will run faster
Total control over processor
Disadvantages
Less easy for a human to understand
Easier to make errors
Machine dependent
Difficult to port a different instruction set processor
Hierachy of high level languages
Declative
Logic
Database Query
Functional
Problem-orientated, not machine-orientated
Describes the desired output, not specific commands
Imperetive
Object Orientated
Class
A template for an object
Similar to database entries
Object
Bundle of variables and related methods
Method
Operation that can modify an object's behaviour by manipulating variables
Property
Visual GUI
Implementation of buttons, windows, icons, etc.
Presidual
Includes sequence, selection, and iteration blocks
Doesn't deal well with ideas and concepts
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