Information Handling Software

Information Handling Software

1. Any software used to store, manipulate and output inforamtion

   • Covers
     • Database Software
     • Databases created using spreadsheet software
     • Stores of music, sounds, photography

2. Updating, deleting and searching records

   • Update - change the data to bring up-to-date
   • Delete - remove data no longer needed
   • Search - look for specific records that match certain criteria e.g. list the names of all students in year 11)

3. Search Criteria

   • = equals
   • > greater than
   • < less than
   • <> not equal to
   • >= greater than or equal to
   • <=less than or equal to

4. Structure of Data

   • Data - unprocessed information - 01012011
   • Information - data that now has been processed and has a meaning - 01/01/2011
   • Field - and item of data or a fact - a surname

5. Searching for information

   • Search Engines - google and others are use to search the internet for information
   • Queries - they are used to search databases to find a record