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Test your basic knowledge |
CISSP Security Architecture And Design
Start Test
Study First
Subjects
:
certifications
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it-skills
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cissp
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
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. A logical form of separation used by secure computing systems - Processes are _____________ so that each cannot access objects outside its permitted domain
Swap Space
B2
Constrained
Clark-Wilson Model
2. In both the Bell-LaPadula and Biba Models if the word "* or Star is used - _______________.
The Tranqulity principle (The Bell-LaPadula Model)
Constrained
The Rule is talking about writing
Electrically Erasable and Programmable Read-Only Memory (EEPROM)
3. 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.
Orange Book - B2
The Thread (memory Management)
Overt channel
Prohibits
4. B3 is also called "Security Domains" and imposes more granularity in each protection mechanism.
Continuous protection - O/B
Orange Book B
Orange Book - B3
A Domain
5. Contains the ending address
Controlling unauthorized downgrading of information
A Limit Register (Memory Management)
Logical addresses
Orange Book - B1
6. The Biba Model - ______________: A Subject cannot write data to an object at a higher integrity level (No write Up)
The Red Book
Its classification label (Top Secret - Secret or confidential)
*-Integrity Axiom
The Tranqulity principle (The Bell-LaPadula Model)
7. Security is made up of: System administration - ________ - installation and configuration mechanisms within the environment - and other security issues.
Operational assurance requirements
Ring 3
Physical security
Invocation Property
8. Permits a database to have two records that are identical except for Their classifications
Polyinstantiation
Files - directories and devices
The security perimeter
A single classification and a Compartment Set
9. Succesfully Evaluated products are placed on?
Trusted Network Interpretation (TNI)
Electrically Erasable and Programmable Read-Only Memory (EEPROM)
The Evaluated Products List (EPL) with their corresponding rating
The Trusted Computing Base (TCB)
10. What does the * (star) property mean in the Bell-LaPadula model?
The reference monitor
A security domain
No write down
Access control to the objects by the subjects
11. Accreditation is the authorization by management to _____________________. This authorization may be either provisional or full.
Implement software or systems in a production environment
Pipelining
Controlling unauthorized downgrading of information
B1 - Labeled Security
12. A subject at a given clearance may not read an object at a higher classification
The Simple Security Property
Prevent secret information from being accessed
Fail safe
Trusted Products Evaluation Program (TPEP)
13. The *-Property rule is refered to as ____________.
Orange Book B
Subject to Object Model
The "No write Down" Rule
Attributable - original - accurate - contemporaneous and legible
14. The Bell-LaPadula Model is a _______________.
Swap Space
Subject to Object Model
C2
Simple Integrity Axiom
15. 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.
The Security Kernel
Be protected from modification
C1 - Discrection Security Protection is a type of environment
State machine model
16. Has two individual assurace ratings. C1 and C2. The Higher the number of assurance rating the greater the protection
Division C - Discretionary Protection
Controlling unauthorized downgrading of information
Real storage
Pagefile.sys file
17. Subjects and Objects cannot change their security levels once they have been instantiated (created)
Labels - Orange Book
The Tranqulity principle (The Bell-LaPadula Model)
A Limit Register (Memory Management)
Integrity
18. A domain of trust that shares a single security policy and single management
Orange Book - D
A security domain
The National Computer Security Center (NCSC)
Disclosure of residual data
19. The centerpiece of the DoD Rainbow Series publications.Developed by the National Computer Security Center (NCSC)?
A Domain
Buffer overflows
Thrashing
The TCSEC - Aka Orange Book
20. Contains the beginning address
Administrative declaration
security protection mechanisms
A Base Register (Memory Management)
Virtual storage
21. The Availability - Integrity and confidentiality requirements of multitasking operating systems
The Monolithic Operation system Architecture
A security domain
Higher or equal to access class
Protection Rings Support
22. 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
The National Computer Security Center (NCSC)
Orange Book - A1
Polyinstantiation
Scalar processors
23. The combination of RAM - Cache and the Processor Registers
Totality of protection mechanisms
Multilevel Security Policies
Primary storage
Basic Security Theorem (used in computer science) definition
24. Best defined as a mode of system termination that automatically leaves system processes and components in a secure state when a failure occurs or is detected in the system?
Simple Integrity Axiom
Be protected from modification
Fail safe
Programmable Read-Only Memory (PROM)
25. 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.
Orange Book ratings
B1
Direct addressing
The Thread (memory Management)
26. Bell-LaPadula model was proposed for enforcing access control in _____________________.
Division B - Mandatory Protection Architecture
Multilevel Security Policies
Cache Memory
Government and military applications
27. Commonly referred to as The Big Mess Because of its lack of structure. MS-DOS is an example of a monolithic operation system
Reduced Instruction Set Computers (RISC)
The rule is talking about "Reading"
The Common Criteria
The Monolithic Operation system Architecture
28. Which evaluation class of the Trusted Network Interpretation (TNI) offers security domains?
Security rating B
The TCSEC - Aka Orange Book
Covert channels
B3
29. An imaginary line that separates the trusted components of the TCB from those elements that are NOT trusted?
No write down
D
The security perimeter
Security Policy is clearly defined and documented
30. The TCB is the ________________ within a computer system that work together to enforce a security policy.
Totality of protection mechanisms
Implement software or systems in a production environment
An abstract machine
Virtual storage
31. Execute one instruction at a time.
B3 - Rating
Execution Domain
Scalar processors
Security Policy - Orange Book
32. Access control labels must be associated properly with objects.
Labels - Orange Book
Documentation - Orange Book
Security Policy
An abstract machine
33. 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
B2 rating
Buffer overflows
Indexed addressing
Discretionary Security Property (ds-property)
34. Bell-LaPadula Model - ____________ : A subject at a given security level can NOT READ data that reside at a higher security level.
Pagefile.sys file
Simple Security Rule
The rule is talking about "Reading"
Absolute addresses
35. All users have a clearance for and a formal need to know about - all data processed with the system.
Dedicated Security Mode
Orange Book A
Most commonly used approach
Discretionary Security Property (ds-property)
36. The omission of networks and network components in the TCSEC was recognized and addressed in the "Trusted Network Interpretation of the TCSEC" otherwise known as ___________.
Overt channel
Models concerned with integrity
Programmable Read-Only Memory (PROM)
The Red Book
37. If a system initializes in a secure state and all allowed state transitions are secure - the every subsequent state will be secure no matter what inputs occur.
The reference monitor
All Mandatory Access Control (MAC) systems
Basic Security Theorem (used in computer science) definition
Sensitivity labels
38. A process that resides in a privileged domain to be able to execute its instructions and process its data with the assurance that programs in a different domain can NOT negatively affect its environment.
Basic Security Theorem (used in computer science) definition
Logical addresses
Execution Domain
In C2 - Controlled Access Protection environment
39. In B1 the security policy is based on Informal statement and the design specifications are reviewed and verified where as in B2 the ___________________ - and the system design and implementation are subject to more thorough review and testing procedu
All Mandatory Access Control (MAC) systems
Security Policy is clearly defined and documented
Complex Instruction Set Computers (CISC)
Attributable - original - accurate - contemporaneous and legible
40. Reference Monitor is responsible for ______________ it compares the security labels of a subject and an object
Access control to the objects by the subjects
Clark-Wilson
B3
C1
41. The C2 evaluation class of the _________________ offers controlled access protection.
Mandatory Access Control (MAC)
C2
Trusted Network Interpretation (TNI)
Secondary Storage
42. The Biba Model is not concerned with security levels and confidentiality. It uses _________________.
Logical addresses
A lattice of Intergrity Levels
Real storage
A Thread
43. This type of environment is highly secured environment that processes very sensitive information. It requires systems that are highly resistant to penetration.
B1
Division B - Mandatory Protection Architecture
B3 - Rating
The Clark Wilson integrity model
44. Used by Windows systems to reserve the "Swap Space"
Controls the checks
Pagefile.sys file
Multiprocessing
Cache Memory
45. Which is a straightforward approach that provides access rights to subjects for objects?
Operational assurance requirements
Access Matrix model
Highly secure systems (B2 - B3 and A1)
An abstract machine
46. 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.
B3 - Security Domains
Accreditation
Orange Book interpretations
security protection mechanisms
47. What does the simple security (ss) property mean in the Bell-LaPadula model?
Certification
Attributable - original - accurate - contemporaneous and legible
No read up
C1 - Discretionary Security Protection
48. A portion of a process. When the thread is generated - it shares the same domain(resources) as its process.
Simple Integrity Axiom
Administrative declaration
A Thread
Access Matrix model
49. 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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50. Mandatory access control is enfored by the use of security labels.
Pagefile.sys file
Indirect addressing
Division B - Mandatory Protection
Accreditation