Quality of code

Quality of code

1. Reliable and robust

   • Imagine
     • users will use program
       • intended, sometimes they may misuse it.
         • e.g text input
           • numeric one is expected
           • Well-written
             • will be able to cope the program

2. Usability

   • HCI (Human Computer Interface)
     • easy things that you can design
       • Labelled controls
         • buttons, text boxes, etc...

3. Portability

   • Ability of a program
     • run on different hardware or software
       • some languages
         • JavaTM
           • support different types of hardware

4. Maintainability

   • Commercial software
     • maintained with updates
       • bug fixes
       • new feautures
       • there are things can be done to make software easier to maintain
         • Detail technical documention
         • implementation of the software
         • adding comments
         • using meaningfukl
         • selection instructions