SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
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. The Biba Model is not concerned with security levels and confidentiality. It uses _________________.
Identification - Orange Book
A lattice of Intergrity Levels
Security mechanisms and evalautes their effectivenes
Ring 3
2. Security Labels are not required until __________; thus C2 does not require security labels but B1 does
Security rating B
No write down
Highly secure systems (B2 - B3 and A1)
The Thread (memory Management)
3. Which would be designated as objects on a MAC system?
The Biba Model
Orange Book - B3
Files - directories and devices
Compare the security labels
4. The reference monitor is an access control concept - Referring to ________________ that mediates all accesses to objects by subjects based on information in an access control database.
A Layered Operating System Architecure
An abstract machine
C2 - Controlled Access Protection
Firmware
5. Users need to be Identified individually to provide more precise acces control and auditing functionality.
Trusted facility management
Stored in Reak Memory
C2 - Controlled Access Protection
Indexed addressing
6. TCSEC addresses Confidentiality - but _____________ . The TCSEC focuses mainly on one attribute of Security Confidentiality.
Prevent secret information from being accessed
NOT Integrity
Secondary Storage
Its Clearance Label (Top Secret - Secret - or Confidential)
7. What is called the formal acceptance of the adequacy of a system's overall security by management?
Absolute addresses
C2 - Controlled Access Protection
Enforces the rules
Accreditation
8. Configuration management is also defined in the Orange Book BUT As a _____________________ and NOT an operational assurance requirement.
The TCSEC - Aka Orange Book
Life Cycle Assurance Requirement
Subject to Object Model
C1
9. In the Bell-LaPadula Model the Subject's Label contains ___________________.
Its Clearance Label (Top Secret - Secret - or Confidential)
All Mandatory Access Control (MAC) systems
Orange Book ratings
Orange Book - A1
10. The first mathematical model of a multi-level security policy used to define the concept of a secure state - the modes of access - and rules for granting access?
Bell-LaPadula Model
Identification - Orange Book
The *-Property rule (Star property)
Trusted Products Evaluation Program (TPEP)
11. I/O drivers and utilities
Process isolation
Enforces the rules
Its classification label (Top Secret - Secret or confidential)
Ring 2
12. Individual subjects must be uniquely identified.
Continuous protection - O/B
Stored in Reak Memory
Orange Book C
Identification - Orange Book
13. Which Orange Book evaluation level is described as "Discretionary Security Protection"?
C2
C1
Division B - Mandatory Protection
Division D - Minimal Protection
14. Contains the ending address
Direct addressing
A Limit Register (Memory Management)
C1
Pagefile.sys file
15. 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 ___________.
Trusted hardware - Software and Firmware
Access Matrix model
Ring 1
The Red Book
16. The Biba Model adresses _____________________.
The Integrity of data within applications
The Security Kernel
Trusted facility management
The National Computer Security Center (NCSC)
17. Execute one instruction at a time.
B1 - Labeled Security
Orange Book C
Examples of Layered Operating Systems
Scalar processors
18. All users have a clearance for and a formal need to know about - all data processed with the system.
TCB (Trusted Computing Base)
Orange Book - D
Dedicated Security Mode
B3
19. A channel within a computer system or network that is designed for the authorized transfer of information is identified as a(n)?
The Trusted Computing Base (TCB)
Life-cycle assurance - O/B
In C2 - Controlled Access Protection environment
Overt channel
20. When the RAM and secondary storage are combined the result is __________.
Compare the security labels
Electrically Erasable and Programmable Read-Only Memory (EEPROM)
Indirect addressing
Virtual Memory
21. Used by Windows systems to reserve the "Swap Space"
Pagefile.sys file
The Biba Model
Cache Memory
Dedicated Security Mode
22. Ssoftware that is stored within ROM (Read-Only Memory) - (ROM is nonvolatile)
Firmware
Trusted Distribution
Life Cycle Assurance Requirement
Multitasking
23. B1 is also called "Labeled Security" and each data object must have a classification label and each subject a clearance label. On each access attempt - the classification and clearance are checked to verify that the access is permissible.
Orange Book interpretations
Orange Book - B1
The Simple Security Property
Discretionary Security Property (ds-property)
24. 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.
Ring 2
Orange Book ratings
Orange Book - B2
Prohibits
25. What Orange Book security rating is reserved for systems that have been evaluated but fail to meet the criteria and requirements of the higher divisions?
Trusted Products Evaluation Program (TPEP)
No write down
D
A Layered Operating System Architecure
26. Developed after the Bell-LaPadula model. Its a state machine model and is very similar to the Bell-LaPadula Model.
The Biba Model
A Domain
A Limit Register (Memory Management)
Sensitivity labels
27. Requires more stringent authentication mechanisms and well-defined interfaces among layers.
B2 - Structured Protection
Swap Space
Programmable Read-Only Memory (PROM)
Invocation Property
28. What model use an access control triples and requires that the system maintain separation of duty ?
Simple Security Rule
A security domain
Clark-Wilson
Complex Instruction Set Computers (CISC)
29. Contains the beginning address
The Thread (memory Management)
Compare the security labels
A Base Register (Memory Management)
Security Policy - Orange Book
30. The Bell-LaPaula Model's main goal was to ___________________ in an unauthorized manner. (Developed by the US gov)
Division C - Discretionary Protection
Certification
Prevent secret information from being accessed
Implement software or systems in a production environment
31. The total(sum)combination of protection mechanisms within a computer system. The TCB includes hardware - software - and firmware.
Compare the security labels
Virtual Memory
The Trusted Computing Base (TCB)
C2
32. When the contents of the address defined in the program's instruction is added to that of an index register.
The "No read Up" rule
Indexed addressing
B3 - Security Domains
Life Cycle Assurance Requirement
33. Based on the Bell-LaPadula Security model - and evidence of reference monitor enforcement must be available.
Access control to the objects by the subjects
Mandatory Access Control (MAC)
Continuous protection - O/B
Division B - Mandatory Protection Architecture
34. Which TCSEC level first addresses object reuse?
Assigned labels
Indirect addressing
The rule is talking about "Reading"
C2
35. The centerpiece of the DoD Rainbow Series publications.Developed by the National Computer Security Center (NCSC)?
A Thread
The TCSEC - Aka Orange Book
Files - directories and devices
Process isolation
36. What does the simple integrity axiom mean in the Biba model?
The TCSEC - Aka Orange Book
C1 - Discrection Security Protection is a type of environment
No read down
Orange Book C
37. Operating System Kernel
Life Cycle Assurance Requirement
Ring 0
Orange Book - D
Real storage
38. In the Orange Book - functionality and assurance are NOT _____________ as they are in the ITSEC and the Common Criteria.
Controlling unauthorized downgrading of information
Evaluated separately
The security kernel
Prohibits
39. 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.
Basic Security Theorem (used in computer science) definition
Access Matrix model
Prohibits
Orange Book - B2
40. Components considered as part of the Trusted Computing Base (from the Orange Book) are?
Controlling unauthorized downgrading of information
Trusted hardware - Software and Firmware
Orange Book - B3
Assigned labels
41. Which Orange Book evaluation level is described as "Verified Design"?
A1
B3
Clark-Wilson Model
Labels - Orange Book
42. The Orange book does NOT Cover ________________ - And Database management systems
Direct addressing
Networks and Communications
Government and military applications
Orange Book - B2
43. The Orange book requires protection against two_____________ - which are these Timing and Storage
The security kernel
Overt channel
Types of covert channels
A Limit Register (Memory Management)
44. The hardware - firmware and software elements of a trusted computing base that implement the reference monitor concept.
Dominate the object's sensitivity label
Erasable and Programmable Read-Only Memory (EPROM)
The Simple Security Property
The security kernel
45. The assignment of a specific individual to administer the security-related functions of a system.
Pipelining
Trusted facility management
Trusted hardware - Software and Firmware
Protection Rings Support
46. A nonvolatile storage media etc computer hard drive - floppy disks and CD-ROMs
International Standard 15408
Orange Book - B3
Secondary Storage
The Evaluated Products List (EPL) with their corresponding rating
47. Which increases the performance in a computer by overlapping the steps of different instructions?
State machine model
The trustworthiness of an information system
Life-cycle assurance - O/B
Pipelining
48. A domain of trust that shares a single security policy and single management
No read up
The Tranqulity principle (The Bell-LaPadula Model)
Scalar processors
A security domain
49. Commonly referred to as The Big Mess Because of its lack of structure. MS-DOS is an example of a monolithic operation system
The Monolithic Operation system Architecture
NOT Integrity
Swap Space
TCB (Trusted Computing Base)
50. A is a form of EPROM - but its data storage can be erased and modified electrically by onboard programming circuitry and signals.
The Security Kernel
Electrically Erasable and Programmable Read-Only Memory (EEPROM)
The Evaluated Products List (EPL) with their corresponding rating
Thrashing