Which of the following statements best describes the Biba integrity model? a) Su

Question

Which of the following statements best describes the Biba integrity model?

a) Subjects can read objects at a lower level but cannot write to objects at a higher level.

b) Subjects can't read objects at a lower level but can write to objects at a higher level.

c) Subjects can read objects at a lower level and can write to objects at a higher level.

d) Subjects can't read objects at a lower level and can't write to objects at a higher level.

a) Subjects can read objects at a lower level but cannot write to objects at a higher level.

b) Subjects can't read objects at a lower level but can write to objects at a higher level.

c) Subjects can read objects at a lower level and can write to objects at a higher level.

d) Subjects can't read objects at a lower level and can't write to objects at a higher level.

Explanation / Answer

Answer: D
How?: The Biba integrity model characterized by the phrase read up, write down approach so that subjects cannot read objects at less integrity and cannot write to objects of high integrity.

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