ICT Revision Mind Map

ICT Revision Mind Map

1. Verification

   • An accurate way of checking data
   • Checks specific data rather than data within a range

2. Validation

   • Checks data within a range
     • EG. Validation checks for data within a range of 18-30 years old, whereas verification will check for a specific age, name and date of birth

3. Networks and Communications

   • Lans and Wans
     • Lan
       • Local Area Network
       • Connects computers in a small area
         • Allows the people connected to the network to access other devices and information
     • Wan
       • Wide Area Network
       • Connects computers in a wide area
         • Connects many lans into 1 network
   • E-Mails
     • Electronic Mail

4. Home Entertainment

5. Computer System

   • Batch Processing
     • jobs that are waiting to be run are collected and stored in a job queue and are processed together
   • Multi Access Systems
     • Software that allows access by multiple of users of a computer

Imágenes y archivos del mapa