Software

What is Software?

Coding

Translating one language to another.

Scripting

Coding in a scripting language.

• Scripts Mainly used to perform a single or limited range task.

Programming

Coding in a programming language.

Programming Languages

Special languages that software developers use to write instructions for computers to execute.

Types of Software

• Commercial Software
• Open-source Software

Application Software

Any software created to fulfill a specific need, like a text editor, web browser, or graphic editor.

System Software

Software used to keep our core system running, like OS tools and utilities.

Firmware

Software that is permanently stored on a computer component.

Revisiting abstraction

The concept of taking a complex system and simplifying it for use.

Recipe for Computer

Assembly language

Allowed computer scientists to use human-readable instructions, assembled into code, that the machine could understand.

Compiled programming languages

Uses human-readable instructions, then sends them through a compiler.

Interpreted programming languages

The script is run by an interpreter, which interprets the code into CPU instructions just in time to run them.