IT

• Information styles


  text, graphical, video, animated graphics, audio, numerical, braille text, tactile image e.g. image in braille, subtitles, Boolean, tables, graphs
• sensitive information


  available, but harmful if released e.g. medical records
• non-sensitive information


  won't cause harm if released
• private information


  personal information that shouldn't be released
• public information


  available information about government and organisations
• personal information


  private information e.g. name, address
• business information


  hold personal data of customers, Financial information and general market information
• confidential information


  private information which should be kept private
• classified information


  public information which should be kept private
• partially and complete anonymized

  information that is blacked out
• stakeholders


  interested or impacted by actions of organisations, can be internal and external
• Information has to be:

  - valid: information has to be accurate and up to date

  
  

  - not biased: information has to be balanced

  
  

  - comparable: can information be compared with similar information
• good quality information


  makes good decisions
• poor quality information


  makes poor decisions
• information management


  controlling information so it can be used effectively
• process of information management


  - collect - information collected e.g. forms, questionnaires

  
  

  - store - stored in database

  
  

  - retrieved - data is retrieved from database

  
  

  - manipulation and processing - data put into graphs and processed

  
  

  - analysis - data is looked at for patterns
• securing information


  information must be kept safe and backed up
• transmitting data


  once data processed, sent out of the business like a letter to customers
• individuals information


  personal information e.g. name
• business information


  personal data of customer, financial information, market information
• government and healthcare information


  - NHS - about patients

  - government - tax information, how much people earn
• charities and community organisations

  bank count, persona data
• paper


  hard to keep secure, can be damaged easily, cheap and lightweight
• optical media


  music, video, CD
• Magnetic Media


  hard drives, used for backups
• solid state media


  uses electricity, memory card, no moving parts, can store large amounts of data
• mutability


  can't be edited e.g. CD
• robustness/durability


  how strong the storage media
• access to data


  how quick to access the files
• cost


  expense of media
• storage capacity


  amount of data that can be stored
• processing power


  how fast it can save data
• versatility


  can device be used for more that one thing
• capacity


  amount of data that can be stored
• handheld devices


  held in hand e.g. smart watch, USB
• portable devices


  easily transported e.g. CD, SD
• fixed devices


  not portable e.g. desktop computer, hard drive
• shared devices


  accessed by more than one person e.g. cloud
• internet


  collection of networks over large area which are connected together
• fiber optic


  uses light, very fast, expensive