Usability Metrics

1
Usability Metrics

• Offering very flexible communication mechanisms,
  hard for users /developers to understand and use.
• Provide users with information while they are
  moving.
• Provider users with auditing logs.
• Provide developers with good software libraries.
• Use surveys. Coordinate with Professor Landays
  user interface class

2
Other Metrics

• Performance
• Develop benchmarks for communication services.
• Scalability use simulations emulations
• Call setup under load.
• Fault Tolerance, Security/Authentication/Privacy
• Force a server to go down and evaluate the
  impact, time to recover.
• Redteam think of possible attacks (e.g. denial
  of service) and how do we avoid them?
• Service quality under attacks.