Answer:
This page is so that we can ask something and help each other with those questions or school or university assignments
Explanation:
You should avoid deleting the unknown files to store your personal files and folders because if you delete that files it may be critical position with computer.
Answer:
Visibility and configuration of security.
Explanation:
The visibility and configuration of security represents a set of features that enables the user to inform himself whether a security feature is in operation or not and whether the use and provision of services should depend on the security feature.
Answer:
A. Multi-field attributes
B. A ternary relationship
C. A unary relationship
