Protection and Security in Operating Systems

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What is the guiding principle of protection according to the text?

Principle of random privilege

Principle of least privilege (correct)

Principle of most privilege

Principle of equal privilege

Which term describes a concept similar to 'principle of least privilege' but regarding access to data?

Right to access

Need to know (correct)

Data privilege principle

Access restriction concept

What can be static or dynamic in the context of privileges?

Access matrix

Access rights

Privileges (correct)

Domains

In the context of domain structure, what does a domain represent?

Set of access-rights Signup and view all the answers

How is protection viewed in the access matrix model?

As a matrix with rows representing domains and columns representing objects Signup and view all the answers

In the context of protection, what does the principle of least privilege aim to achieve?

Limiting privileges to minimize potential damage caused by bugs or abuse Signup and view all the answers

What is a domain in the context of domain structure?

A set of access-rights representing a user, process, or procedure Signup and view all the answers

What does the access matrix in the access matrix model represent?

A matrix where rows represent domains and columns represent objects with associated access rights Signup and view all the answers

What is the difference between static and dynamic privileges?

Static privileges remain constant during the life of the system or process, while dynamic privileges can be changed as needed Signup and view all the answers

What concept is similar to the 'principle of least privilege' but specifically applies to data access?

'Need to know' Signup and view all the answers

Protection and Security in Operating Systems

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Questions and Answers

What is the guiding principle of protection according to the text?

Which term describes a concept similar to 'principle of least privilege' but regarding access to data?

What can be static or dynamic in the context of privileges?

In the context of domain structure, what does a domain represent?

How is protection viewed in the access matrix model?

In the context of protection, what does the principle of least privilege aim to achieve?

What is a domain in the context of domain structure?

What does the access matrix in the access matrix model represent?

What is the difference between static and dynamic privileges?

What concept is similar to the 'principle of least privilege' but specifically applies to data access?

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