OS Protection

domain

object

right-set

all of the mentioned

Base/Bound

Relocation technique

Fence method

Tagged architecture

Its a method to confine users to one side of a boundary

It can protect Operating system from one user

It cannot protect users from each other

All of the mentioned

Domain = Set of all objects

It is a collection of protection policies

Domain= set of access-rights

None of the mentioned

hydra

cambridge CAP system

both hydra and cambridge CAP system

none of the mentioned

files

boot sector

memory

all of the mentioned

create [keyname] [bits]

set-key

Key

MAKE [Key Name]

It consists of known access rights and interpreted by the system

A user can of protection system can declare other rights

Hydra system is not flexible

Hydra doesn’t provide rights amplification

It is a subset consist of read and write

It is a subset of all valid operations that can be performed on the object

It is a subset consist of read, write and execute

None of the mentioned

a security hole, inserted at programming time in the system for later use

a type of antivirus

security hole in a network

none of the mentioned