### fighter planes:

Mirage
* appear under certain weather conditions.
* are caused by the way in which light passes through air layers of different densities.
* come in a wide variety, from lakes to ships floating in the air
  - different types
* have nothing to do with spiritual development.
* is fighter planes
  - illusion
  - imagery
  - misconception
  - optical illusion
* make land navigation difficult because they obscure natural features.
* occur when two air masses of different temperatures are up against each other.

### fighting culture:

Anarchist culture
* fighting culture.
* utopian culture.

File
* are a data type like arrays or records
  - named serial sequence of bytes on a storage media
  - abstractions that are used to contain information in a manner accessible to the user
  - anything that contain data
  - collections of instructions, text, or data
  - data on a disk, sometimes they are programs
  - documents which are saved in Rich Text Format
  - hand tools
  - how data is saved over time
  - lines
* are located in computers
  - desks
  - drawers
  - file cabinets
  - filing cabinets
  - offices
  - suitcases
  - toolboxs
  - office furniture
  - one or more object files with zero or more library names
  - software
  - storage entities which contain data
* are the Internet standard for sharing high quality documents electronically
  - logical units managed on disk by the computer's operating system
  - typically the principal means by which to interact with a program
* are used for files
  - forms
  - organizations
  - polish
  - shapes
  - sharing information
  - smoothing surfaces
  - stores
* caching usually improves the speed of accessing files.
* ending in.zip are archives of compressed files.
* have information.

### file:

Computer file
* are conceptual work
  - streams
* cover material encoded for manipulation by computer.
* store the entire body of knowledge that everyone collects.

### file | computer file:

Backup file
* are computer files.
* serialized file.

### file | computer file:

Binary file
* are always formatted files such as word processing files, pictures, spreadsheets etc
  - computer files
  - eight bit files
  - files that can only run on certain machines or programs
* are files that contain non-text characters
  - software code other than text
  - include more characters than just text
  - most all other files
  - programs, or text files that have been compressed with a compression program
  - specific to a certain computer platform or computer program
* are things like compiled programs and large data sets
  - executable programs and many graphics files
  - typically executable programs, sound or picture files, or compressed files
* are usually executable program files or files used by application software
  - smaller in size
* can be executable files that instruct the system to accomplish a job
  - programs, graphics, or sound files
  - pictures, word processor documents, executable files, or compressed data files
* contain data that represents images, sounds, and other formats
  - images, sounds, programs, etc
  - text and non-text data expressed in binary code
* encompass everything else - executables, programs, documents, spreadsheets, etc.

### file | computer file:

Text file
* are actual documents that contain information
  - basic, plain files that contain no special formatting
* are files made up of the ordinary letters, numbers and punctuation found on the keyboard
  - that contain only characters, spaces and line returns
  - which have been created with a text editor such as emacs, pico and notepad
  - the lowest common denominator of files
* have no codes or formulas that are common in word processing and spreadsheet files.
* refer to plain text files with a.txt extension.

Electronic file
* allow more than one person or agency to view a file at a time.
* are susceptible to computer viruses.