For a domain _______ is a list of objects together with the operation allowed on these objects.

• A. Capability list
• B. Access list
• C. Both capability and access list
• D. None of the mentioned

Which one of the following is capability based protection system?

• A. Hydra
• B. Cambridge cap system
• C. Both hydra and cambridge cap system
• D. None of the mentioned

In UNIX, domain switch is accomplished via _____________

• A. File system
• B. User
• C. Superuser
• D. None of the mentioned

In domain structure what is Access-right equal to?

• A. Access-right = object-name, rights-set
• B. Access-right = read-name, write-set
• C. Access-right = read-name, execute-set
• D. Access-right = object-name, execute-set

What is meaning of right-set?

• A. It is a subset consist of read and write
• B. It is a subset of all valid operations that can be performed on the object
• C. It is a subset consist of read, write and execute
• D. None of the mentioned

What is Domain?

• A. Domain = set of all objects
• B. It is a collection of protection policies
• C. Domain= set of access-rights
• D. None of the mentioned

What does the access matrix represent?

• A. Rows-domains, columns-objects
• B. Rows-objects, columns-domains
• C. Rows-access list, columns-domains
• D. Rows-domains, columns-access list

What are the three additional operations to change the contents of the access-matrix?

• A. Copy
• B. Owner
• C. Control
• D. All of the mentioned

Who can add new rights and remove some rights?

• A. Copy
• B. Transfer
• C. Limited copy
• D. Owner

What are the three copyrights?

• A. Copy
• B. Transfer
• C. Limited copy
• D. All of the mentioned