Submission time: 2015-02-27 02:40:04
Student UID: 501
Student username: manwang@Mans-MacBook-Air.local
IP address: 192.168.200.43
Exam input file: Test_MLS0.qes

In MLS, each subject has a
4
In MLS, each object has a 
4
A security level in MLS is a clearance or classification along with a
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What relation are security levels compared upon?
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The simple security condition is also called the
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The * property is also called the
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In a system that implements strong tranquility, the level of a user may change so long as the SSC and *-property are not violated.
2
Clearance set {Secret, Confidential, Unclassified} has Secret > Confidential > Unclassified, and the category set is {Weapons, Nuclear}. Subjects operate at a single level. (That is, the current level is equal to the maximum level for all subjects.) Suppose a subject at <Confidential, {Weapons}>. Suppose a subject at <Confidential, {Weapons}>. At which of the following levels can this subject write to objects?
4
Clearance set {Secret, Confidential, Unclassified} has Secret > Confidential > Unclassified, and the category set is {Weapons, Nuclear}. Subjects operate at a single level. (That is, the current level is equal to the maximum level for all subjects.) Suppose a subject at <Confidential, {Weapons}>. From which of the following levels can this subject read objects.
4
