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CISSP Security Architecture And Design

Instructions:
  • Answer 50 questions in 15 minutes.
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  • Match each statement with the correct term.
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This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Bell-LaPadula Model - ____________ : A subject at a given security level can NOT READ data that reside at a higher security level.






2. When a computer uses more than one CPU in parallel to execute instructions is known as?






3. All users have a clearance for and a formal need to know about - all data processed with the system.






4. What model use an access control triples and requires that the system maintain separation of duty ?






5. According to the Orange Book - which security level is the first to require a system to protect against covert timing channels?






6. Mandatory Access requires that _____________ be attached to all objects.






7. The group that oversees the processes of evaluation within TCSEC is?






8. The Simple Security rule is refered to as______________.






9. When the RAM and secondary storage are combined the result is __________.






10. In ______________ the subject must have: Need to Know for ALL the information contained within the system.






11. The object reuse concept must also be invoked - meaning that any medium holding data must not contain any remnants of information after it is released for another subject to use. All data must be efficiently erased once the subject is doen with the m






12. Remaining parts of the operating system






13. Ssoftware that is stored within ROM (Read-Only Memory) - (ROM is nonvolatile)






14. The reference monitor must mediate all access - _____________ - be verifiable as correct - and must always be invoked.






15. Buffer overflows occurs when a program or process tries to store more data in a _____________ than it was intended to hold.






16. Intended for environments that require systems to handle classified data.






17. Which can be used as a covert channel?






18. For a subject to have read access to an object in a Multi-Level Security Policy - it is necessary that the subject's sensitivity label must ____________________.

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19. The Biba Model - ______________: A Subject cannot write data to an object at a higher integrity level (No write Up)






20. A type of memory used for High-speed writing and reading activities.






21. Levels of Security and Levels of Trust Lower Letters of the alphabet represent higher levels of security. Higher numbers indicate a greater level of trust.






22. Should always trace to individuals responsible for observing and recording the data






23. The combination of RAM - Cache and the Processor Registers






24. In the Orange Book - functionality and assurance are NOT _____________ as they are in the ITSEC and the Common Criteria.






25. Which would be designated as objects on a MAC system?






26. The Indexed memory addresses that software uses






27. Mandatory access control is enfored by the use of security labels.






28. Accreditation is also defined as an ____________________ by a designated authority that an information system is approved to operate in a particular security configuration with a prescribed set of safeguards






29. Using TPs (Transformation Procedures) to modify CDIs (Constrained Data) items is refered to as Well-Formed transaction






30. To ensure that the Trusted Computing Base is not tampered with during shipment or installation.






31. In both the Bell-LaPadula and Biba Models if the word "* or Star is used - _______________.






32. The Reserved hard drive space used to to extend RAM capabilites.






33. Mandatory Protection






34. The Biba Model is not concerned with security levels and confidentiality. It uses _________________.






35. Contains an Address of where the instruction and dara reside that need to be processed.






36. The Security Kernel is the Core of The TCB and is the _____________ to building trusted computing systems.






37. A subject at a given clearance may not read an object at a higher classification






38. n this class more granularity is provided in each protection mechanism - and the programming code that is not necessary to support the security policy is excluded.






39. What does the simple integrity axiom mean in the Biba model?






40. Documentation must be provided - including test - design - and specification document - user guides and manuals






41. The total(sum)combination of protection mechanisms within a computer system. The TCB includes hardware - software - and firmware.






42. In the Bell-LaPadula Model the Subject's Label contains ___________________.






43. A system uses the Reference Monitor to ___________________ of a subject and an object?






44. The Biba Model - ______________: A subject cannot request service (invoke) to subjects of higher integrity






45. Bell-LaPadula - ______________: This rule is based on named subjects and objects. It specifies that specific permissions allow a subject to pass on permissions to pass on permissions at its own discretion. These permissions are stored in an access ma






46. The total combination of protection mechanisms within a computer system






47. A Policy based control. All objects and systems have a sensitivity level assigned to them






48. Applications and user activity






49. The biggest difference between System High Security Mode and Dedicated Security Mode is: ______.






50. The Orange book requires protection against two_____________ - which are these Timing and Storage







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