Digital signature can be used in conjecture with other technologies to provide non-repudiations

Windows Mobile is a closed source operating system

Indicate whether the statement is true or false

Gert idea of a moral system is one that is informal and public. By public he means:

a. The rules are unlike formal laws in a more formal legal system b. Everyone knows the rules c. It is neutral and unbiased toward all d. It is based on logic and reason that is available to all members