What is code?

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A language with which to talk to the computer

C++, JavaScript, Perl, Python etc.

types of code

Color coded stop lights, trash cans, genetic code,natural language

software

Computer Readable Code(switches channels on tv, money out of ATM, how an elevator moves)

Medium Level of Abstraction

Converting move(); in Karel

compiler

Converts program into binary(0's and 1's) machine code

High Level of Abstraction

Using a Programming Language

input

key/mouse click sending a unique number to the computer

PHP

language better for creating web pages like etsy or facebook

C++

A language better for building a game

processing

A program compiles the numbers to figure out what to do with them

code

A way of conveying information as symbols that turns into software

Computer Programs

Implement Algorithms

Lowest Level of Abstraction

Machine Code (Converting move commands to 0's and 1's)

output

More numbers outputted telling the computer to do a specific thing like display an image

Algorithm

Self contained, step by step set of instructions to solve a problem(recipes, directions, programs, speech recognition)

Python

general use language used by Instagram and scientists


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