Exercise 1

Using the visualiser below, try to answer the following questions:

  1. Find all possible attribute evaluations such that P evaluates to Permit
  2. Find all possible attribute evaluations such that P evaluates to Deny
  3. Find all possible attribute evaluations such that P evaluates to Not-Applicable
  4. Find all possible attribute evaluations such that P evaluates to Indeterminate(P)
  5. Find all possible attribute evaluations such that P evaluates to Indeterminate(D)
  6. Find all possible attribute evaluations such that P evaluates to Indeterminate(PD)
  7. Try to change the operator and answer these questions again.


Try to change the operator from POV to the other operators to observe the differences.

Last modified December 5, 2019