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computer systems

• file
  • Anything you save. It could be a document, a piece of music, a collection of data or something else
• folder/ subfolder
  • a folder is a place where you can save files and a subfolder is a folder inside a folder its like a subheading for a folder
• file management
  • The organisation of files and folders using suitable names (which gives the identity of a file) and placed into folders.
• server
  • A computer that holds data to be shared with different devices A web server stores and shares websites
• security
  • the protection of the files and data on your computer or laptop
• password
  • a sequence of numbers letters and symbols that the owner of the devise knows
• alphanumeric
  • a mix of letters symbols and numbers

hardware

• input
  • A computer that holds data to be shared with other computers. A server takes and stores shares websites
• output
  • A computer that stores data to be shared with other computers. A web server stores and shares websites
• storage
  • a storage devise is a computer that sores info and data
• Peripherals
  • A peripheral device is defined as a computer device, such as a keyboard or printer, that is not part of the essential computer.
• memory
  • The part of a computer that stores data.
• Embedded
  • Embedded computers are used in many devises such as rockets car engines and MP3 players
• magnetic
  • usually used for backup of important files from the hard disk and for the storage and archiving of data.
• solid state
  • Principally used for backup of important files from the hard disk and for the long term storage and archiving of data.

Computational Thinking:

• decomposition
  • breaking down a complex problem
• pattern recognition
  • looking for the same things among problems
• algorithms
  • making step by step instructions to solve a problem
• sequence
  • following a set of instructions
• selection
  • Making a decision within a computer program to decide which instruction to carry out next.
• abstraction
  • Focusing on the necessary information only. Ignoring the details that are not needed.