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Test your basic knowledge |
CISSP Security Architecture And Design
Start Test
Study First
Subjects
:
certifications
,
it-skills
,
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. Which is a straightforward approach that provides access rights to subjects for objects?
Access Matrix model
Buffer overflows
Security rating B
The Integrity of data within applications
2. The reference monitor must mediate all access - _____________ - be verifiable as correct - and must always be invoked.
Scalar processors
Direct addressing
Be protected from modification
In C2 - Controlled Access Protection environment
3. Discretionary protection
In C2 - Controlled Access Protection environment
B3
Orange Book C
Files - directories and devices
4. 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
Invocation Property
Prohibits
Administrative declaration
Erasable and Programmable Read-Only Memory (EPROM)
5. Which can be used as a covert channel?
Storage and timing
B2
Orange Book ratings
Buffer (temporary data storage area)
6. The process of Evaluating the security stance of the software or system against a selected set of standards or policies. This may precede accreditation but is not a required precursor.
Certification
Integrity
Files - directories and devices
Dedicated Security Mode
7. Based on the Bell-LaPadula Security model - and evidence of reference monitor enforcement must be available.
Division B - Mandatory Protection Architecture
Trusted Network Interpretation (TNI)
C2
Prohibits
8. The Security Model Incorporates the ____________ that should be enforced in the system.
Programmable Read-Only Memory (PROM)
C2
Security Policy
Cache Memory
9. This type of environment is highly secured environment that processes very sensitive information. It requires systems that are highly resistant to penetration.
In C2 - Controlled Access Protection environment
B3 - Rating
Direct addressing
Trusted Distribution
10. Trusted facility management is an assurance requirement only for ________________.
The *-Property rule (Star property)
*-Integrity Axiom
Highly secure systems (B2 - B3 and A1)
B3
11. Mandatory Protection
Multiprocessing
The Clark Wilson integrity model
Orange Book B
Scalar processors
12. Developed after the Bell-LaPadula model. Its a state machine model and is very similar to the Bell-LaPadula Model.
Be protected from modification
A Thread
The Simple Security Property
The Biba Model
13. 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?
Orange Book - B3
Assigned labels
Fail safe
Need-to-know
14. What does the simple integrity axiom mean in the Biba model?
Polyinstantiation
Totality of protection mechanisms
No read down
The Integrity of data within applications
15. When a computer spends more time moving data from one small portion of memory to another THAN Actually processing the data
The Tranqulity principle (The Bell-LaPadula Model)
Accreditation
The Integrity of data within applications
Thrashing
16. Components considered as part of the Trusted Computing Base (from the Orange Book) are?
Trusted hardware - Software and Firmware
Sensitivity labels
Its classification label (Top Secret - Secret or confidential)
The Monolithic Operation system Architecture
17. Verification Protection
B3
The "No write Down" Rule
Orange Book A
The security perimeter
18. Intended for environments that require systems to handle classified data.
No write down
*-Integrity Axiom
Storage and timing
B1 - Labeled Security rating
19. The Indexed memory addresses that software uses
attributability
No read down
Logical addresses
Simple Security Rule
20. What access control technique is also known as multilevel security?
Ring 0
Mandatory access control
Multilevel Security Policies
Absolute addresses
21. The Orange Book describes four hierarchical levels to categorize security systems. Which levels require mandatory protection?
A and B
Relative Addresses
Thrashing
TCB (Trusted Computing Base)
22. For rhe type of environment that processes sensitive data that require a higher degree of security. It requires systems that are relatively resistant to peneration and compromise
Be protected from modification
B2 rating
C1
B2
23. Certification is a Technical review that assesses the _____________ - where as Accreditation is management's Official acceptance of the information in the Certification process findings.
Labels - Orange Book
Protection Rings Support
Security mechanisms and evalautes their effectivenes
Primary storage
24. Execute one instruction at a time.
Scalar processors
Cache Memory
Buffer (temporary data storage area)
Orange Book ratings
25. In B2 Subjects and devices requre labels and the system must NOT allow ________. No Trapdoors exists.
Complex Instruction Set Computers (CISC)
Totality of protection mechanisms
'Dominate'
Covert channels
26. TCSEC addresses Confidentiality - but _____________ . The TCSEC focuses mainly on one attribute of Security Confidentiality.
The Thread (memory Management)
Security rating B
B2
NOT Integrity
27. Ensuring thta information does not flow from a higher security lever to a lower level in the Bell-LaPadula Model is referred to as ___________________ - which would take place through a "write down" operation. (An actual compromise occurs if and when
Covert channels
B3 - Rating
The Biba Model
Controlling unauthorized downgrading of information
28. According to the Orange Book - trusted facility management is not required for which security levels?
B1
State machine model
Orange Book A
Multilevel Security Policies
29. A Policy based control. All objects and systems have a sensitivity level assigned to them
Mandatory Access Control (MAC)
A Domain
The TCSEC - Aka Orange Book
Operational assurance requirements
30. What does the * (star) property mean in the Bell-LaPadula model?
Multilevel Security Policies
Security Policy - Orange Book
No write down
The security perimeter
31. The Orange book does NOT Cover ________________ - And Database management systems
Need-to-know
Its classification label (Top Secret - Secret or confidential)
C2 - Controlled Access Protection
Networks and Communications
32. When the contents of the address defined in the program's instruction is added to that of an index register.
Bell-LaPadula Model
Scalar processors
Indexed addressing
Access control to the objects by the subjects
33. Which increases the performance in a computer by overlapping the steps of different instructions?
Access control to the objects by the subjects
Pipelining
The security perimeter
C2
34. A1 is also called "Verified Design" and requires formal verification of the design and specifications.
Fail safe
Dominate the object's sensitivity label
Orange Book - A1
Direct Addressing
35. Access control labels must be associated properly with objects.
Attributable data
Disclosure of residual data
Labels - Orange Book
A and B
36. What is called the formal acceptance of the adequacy of a system's overall security by management?
B1
Virtual storage
Accreditation
Direct Addressing
37. Individual subjects must be uniquely identified.
A1
The Strong star property rule
Complex Instruction Set Computers (CISC)
Identification - Orange Book
38. The combination of RAM - Cache and the Processor Registers
Virtual Memory
Primary storage
The security perimeter
Higher or equal to access class
39. Which Orange Book evaluation level is described as "Verified Design"?
Mandatory access control
Covert channels
A1
Highly secure systems (B2 - B3 and A1)
40. A nonvolatile storage media etc computer hard drive - floppy disks and CD-ROMs
The TCSEC - Aka Orange Book
Secondary Storage
A and B
Security mechanisms and evalautes their effectivenes
41. Involves sharing the processor amoung all ready processes
Government and military applications
Indirect addressing
Multitasking
Protection Rings Support
42. Logical access control mechanisms are used to enforce authentication and the uniquenes of each individual's identification.
Networks and Communications
Higher or equal to access class
Electrically Erasable and Programmable Read-Only Memory (EEPROM)
C2 - Controlled Access Protection
43. The hardware - firmware and software elements of a trusted computing base that implement the reference monitor concept.
Indexed addressing
A single classification and a Compartment Set
NOT Integrity
The security kernel
44. Each data object must contain a classification label and each subject must have a clearance label.
Constrained
B3 - Security Domains
Orange Book - B2
B1 - Labeled Security
45. To ensure that the Trusted Computing Base is not tampered with during shipment or installation.
Sensitivity labels
B1
B3 - Security Domains
Trusted Distribution
46. The Biba Model - ______________: A Subject cannot write data to an object at a higher integrity level (No write Up)
Clark-Wilson
*-Integrity Axiom
C1
Disclosure of residual data
47. Which computer design approaches is based on the fact that in earlier technologies - the instruction fetch was the longest part of the cycle
Simple Integrity Axiom
Complex Instruction Set Computers (CISC)
Most commonly used approach
No write down
48. The assignment of a specific individual to administer the security-related functions of a system.
Trusted facility management
No write down
Division B - Mandatory Protection Architecture
security protection mechanisms
49. Happen because input data is not checked for appropriate length at time of input
A security kernel
Buffer overflows
Process isolation
The Common Criteria
50. What does the Clark-Wilson security model focus on
Covert channels
Integrity
Firmware
The TCSEC - Aka Orange Book