Question

1. Some Operating systems that were designed with a security mindset are

1. GemSOS, Multics, Scomp
2. There has no such thing
3. Windows, Mac, Linux
4. Does, Minx

2. A protection state consists of

1. Access control matrix
2. subjects and objects
3. System boundary and security perimeter
4. Subjects, objects and the operations that subjects can perform on objects

3. What is the difference between secrecy and integrity?

1. secrecy is concerned with unauthorized observation of information while integrity is concerned with unauthorized modification of information.
2. Secrecy protects government classified information while integrity protects corporate information
3. There is no difference
4. Secrecy is concerned with unauthorized collection of information while integrity is concerned with unauthorized creation of information

4. Mandatory access control can be applied along with discretionary access and it is meant to do the followings

1. Build a system for limited purpose
2. Protect user from accidental modification or leakage of their own data in addition to preventing malicious program from making modification
3. Build a military system
4. Build a universally secure system

5. What is Operating System?

1. The user interface with PC and Mac
2. Processes and data in a computer system
3. Software that provides access to various hardware resources in a computer system

6. The three components of referent monitor are

1. TCB, Operating System, Interfaces
2. Interface, Authorization module, Policy store
3. Application, TCB, Security
4. Interface, Files, Implementation

Answer 1

Solution

Answer

1)
GemSOS, Multics, Scomp
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2)
Subjects, objects and the operations that subjects can perform on objects
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3)
secrecy is concerned with unauthorized observation of information while integrity is concerned with unauthorized modification of information.

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4)
Protect a user from accidental modification or leakage of their own data in addition to preventing malicious programs from making those modifications
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5)
Software that provides access to various hardware resources in a computer system
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Explanation

1)
GemSOS, Multics, Scomp these are the OS building with Security kernel these are the OS specially designed for Security Mechanism
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2)
A protection state consists of
Subjects
objects
operations that subjects can perform on objects
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3)
Integrity is concerned with unauthorized alteration of information.
secrecy is concerned with unauthorized observation of information

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4)
Mandatory access control can be applied along with discretionary access means
Protect a user from accidental modification or leakage of their own data in addition to preventing malicious programs from making those modifications
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5)
What is Operating System?
Software that provides access to various hardware resources in a computer system
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Question 6

I am not sure

but i am guessing

Application, TCB, Security

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all the best