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CISSP Security Architecture And Design
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Instructions:
Answer 50 questions in 15 minutes.
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Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
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. Commonly referred to as The Big Mess Because of its lack of structure. MS-DOS is an example of a monolithic operation system
C2
Indexed addressing
The Monolithic Operation system Architecture
Trusted hardware - Software and Firmware
2. The Policy must be explicit and well defined and enforced by the mechanisms within the system
Security Policy - Orange Book
First evaluation class
Attributable data
Physical security
3. This type of environment is highly secured environment that processes very sensitive information. It requires systems that are highly resistant to penetration.
Division B - Mandatory Protection
B3 - Rating
Pagefile.sys file
The Clark Wilson integrity model
4. An organization within the National Security Agency (NSA) is responsible for Evaluating computer systems and products. The Trusted Product Evaluation program (TPEP) oversees the testing by approved entities of commercial products against a specific s
B1
The National Computer Security Center (NCSC)
Overt channel
Its Clearance Label (Top Secret - Secret - or Confidential)
5. Security Labels are not required until __________; thus C2 does not require security labels but B1 does
Security rating B
B3
Controls the checks
Prevent secret information from being accessed
6. Security Policies that prevent information from flowing from a higher security level to a lower security level are called ____________.
Logical addresses
Multilevel Security Policies
Orange Book A
Isolate processes
7. What are the components of an object's sensitivity label?
B2
A single classification and a Compartment Set
security protection mechanisms
Its classification label (Top Secret - Secret or confidential)
8. Mandatory Protection
A lattice of Intergrity Levels
Higher or equal to access class
B1 - Labeled Security rating
Orange Book B
9. Each data object must contain a classification label and each subject must have a clearance label.
B1 - Labeled Security
The Thread (memory Management)
Need-to-know
Basic Security Theorem (used in computer science) definition
10. The biggest difference between System High Security Mode and Dedicated Security Mode is: ______.
The Security Kernel
Need-to-know
B2
Virtual Memory
11. The C2 evaluation class of the _________________ offers controlled access protection.
Trusted Network Interpretation (TNI)
Orange Book - A1
Identification - Orange Book
The National Computer Security Center (NCSC)
12. The security mechanisms and the system as a whole must perform predictably and acceptably in different situations continuously.
Continuous protection - O/B
Simple Security Rule
Cache Memory
Discretionary Security Property (ds-property)
13. Contains the ending address
Absolute addresses
Logical addresses
Execution Domain
A Limit Register (Memory Management)
14. Which integrity model defines a constrained data item - an integrity verification procedure and a transformation procedure?
The Clark Wilson integrity model
Multilevel Security Policies
Indexed addressing
Need-to-know
15. The security kernel is the mechanism that _____________ of the reference monitor concept.
*-Integrity Axiom
Enforces the rules
C2 - Controlled Access Protection
Orange Book interpretations
16. The total combination of protection mechanisms within a computer system
TCB (Trusted Computing Base)
The Rule is talking about writing
Ring 3
Orange Book B
17. Which uses Protection Profiles and Security Targets?
The Tranqulity principle (The Bell-LaPadula Model)
A lattice of Intergrity Levels
The Monolithic Operation system Architecture
International Standard 15408
18. Which evaluation class of the Trusted Network Interpretation (TNI) offers security domains?
Buffer overflows
The Simple Security Property
No read down
B3
19. As per FDA data should be ______________________________.
Attributable - original - accurate - contemporaneous and legible
The security kernel
A Thread
Totality of protection mechanisms
20. The group that oversees the processes of evaluation within TCSEC is?
Trusted Products Evaluation Program (TPEP)
Government and military applications
Overt channel
Orange Book - B2
21. The _________________ specified in the Orange Book are: System architecture - System integrity - Covert channel analysis - Trusted facility management and Trusted recovery.
Orange Book ratings
Operational assurance requirements
C1 - Discrection Security Protection is a type of environment
Orange Book - A1
22. The Biba model (introduced in 1977) - The Sutherland model (published in 1986) - The Brewer-Nash model (published in 1989)
Mandatory Access Control (MAC)
Models concerned with integrity
Be protected from modification
The Simple Security Property
23. This class ("Structured Protection") requires more stringent authentication mechanisms and well-defined interfaces between layers. Subjects and devices require labels and the system must not allow covert channels.
Labels - Orange Book
Accreditation
Protection Rings Support
Orange Book - B2
24. In which users are processing information at the same sensitivity level; thus - strict access control and auditing measures are not required. It would be a trusted envirnment with low security concerns.
C1 - Discrection Security Protection is a type of environment
Ring 1
Its classification label (Top Secret - Secret or confidential)
The Integrity of data within applications
25. In ______________ the subject must have: Need to Know for ALL the information contained within the system.
Trusted facility management
Dedicated Security Mode
Subject to Object Model
Electrically Erasable and Programmable Read-Only Memory (EEPROM)
26. The Bell-LaPadula model Subjects and Objects are ___________.
Orange Book B
Orange Book - B2
The "No read Up" rule
Assigned labels
27. The Orange book does NOT Cover ________________ - And Database management systems
Networks and Communications
Implement software or systems in a production environment
Continuous protection - O/B
C2 - Controlled Access Protection
28. In Access Control terms it means to be higher than or equal to. In the Bell-Lapadula Model - this is refered to as the dominance relation - which is the relationship of the subject's clearance to the object's classification
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29. B3 is also called "Security Domains" and imposes more granularity in each protection mechanism.
No read down
Enforces the rules
Orange Book - B3
B2
30. System Architecture that separates system functionality into Hierarchical layers
Direct addressing
Life Cycle Assurance Requirement
All Mandatory Access Control (MAC) systems
A Layered Operating System Architecure
31. 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
Most commonly used approach
Stored in Reak Memory
Administrative declaration
Ring 1
32. I/O drivers and utilities
The Thread (memory Management)
In C2 - Controlled Access Protection environment
Sensitivity labels
Ring 2
33. The Biba Model is not concerned with security levels and confidentiality. It uses _________________.
Orange Book C
Direct Addressing
A lattice of Intergrity Levels
Examples of Layered Operating Systems
34. An abstract machine which must mediate all access to subjects to objects - be protected from modification - be verifiable as correct - and is always invoked
Life-cycle assurance - O/B
Continuous protection - O/B
The reference monitor
All Mandatory Access Control (MAC) systems
35. Which Orange Book evaluation level is described as "Discretionary Security Protection"?
C1
Bell-LaPadula Model
The Strong star property rule
Labels - Orange Book
36. When the address location that is specified in the program instruction contains the address of the final desired location.
Disclosure of residual data
The rule is talking about "Reading"
Direct Addressing
Indirect addressing
37. Which in the Orange Book ratings represents the highest level of trust?
Indexed addressing
B2
Constrained
Files - directories and devices
38. The combination of RAM - Cache and the Processor Registers
B1 - Labeled Security rating
Integrity
Security Policy is clearly defined and documented
Primary storage
39. The Indexed memory addresses that software uses
Storage and timing
The Trusted Computing Base (TCB)
Orange Book - B3
Logical addresses
40. Which describe a condition when RAM and Secondary storage are used together?
Orange Book - B3
Its classification label (Top Secret - Secret or confidential)
Sensitivity labels
Virtual storage
41. Users need to be Identified individually to provide more precise acces control and auditing functionality.
C2 - Controlled Access Protection
The TCSEC - Aka Orange Book
The rule is talking about "Reading"
No read down
42. Contains the beginning address
Orange Book A
Virtual Memory
Erasable and Programmable Read-Only Memory (EPROM)
A Base Register (Memory Management)
43. In access control terms - the word "dominate" refers to ___________.
Higher or equal to access class
Clark-Wilson
The Common Criteria
Compare the security labels
44. In B2 Distinct address spaces must be provided to _________ - and a covert channel analysis is conducted. B2 adds assurance by adding requirements to the design of the system
The Monolithic Operation system Architecture
Isolate processes
Swap Space
Accountability - Orange Book
45. The *-Property rule is refered to as ____________.
Real storage
The "No write Down" Rule
The Monolithic Operation system Architecture
Government and military applications
46. The reserved hard drive space used to Extend RAM capabilities. Windows system use the pagefile.sys file to reserve this space
B2 - Structured Protection
The TCSEC - Aka Orange Book
TCB (Trusted Computing Base)
Swap Space
47. Developed after the Bell-LaPadula model. Its a state machine model and is very similar to the Bell-LaPadula Model.
The Biba Model
The trustworthiness of an information system
Disclosure of residual data
Controlling unauthorized downgrading of information
48. TCSEC addresses Confidentiality - but _____________ . The TCSEC focuses mainly on one attribute of Security Confidentiality.
Models concerned with integrity
NOT Integrity
Virtual Memory
Indirect addressing
49. What does the simple integrity axiom mean in the Biba model?
NOT Integrity
Integrity
No read down
C1 - Discretionary Security Protection
50. Another word for Primary storage and distinguishes physical memory from virtual memory.
Real storage
All Mandatory Access Control (MAC) systems
B1 - Labeled Security rating
Integrity
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