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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. Logical access control mechanisms are used to enforce authentication and the uniquenes of each individual's identification.
Orange Book - A1
C2 - Controlled Access Protection
Swap Space
International Standard 15408
2. Which Orange Book evaluation level is described as "Verified Design"?
The Common Criteria
A1
Division C - Discretionary Protection
The National Computer Security Center (NCSC)
3. 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
C2 - Controlled Access Protection
Orange Book - B1
Enforces the rules
A lattice of Intergrity Levels
4. The subject must have Need to Know for ONLY the information they are trying to access.
Administrative declaration
B3 - Rating
System High Security Mode
Attributable - original - accurate - contemporaneous and legible
5. Requires more stringent authentication mechanisms and well-defined interfaces among layers.
Firmware
Controls the checks
B2 - Structured Protection
Administrative declaration
6. A form of ROM(Read-Only Memory) that can be modified after it has been manufactured. It can only be programmed only one time.
Programmable Read-Only Memory (PROM)
Buffer (temporary data storage area)
B2
Direct addressing
7. Operating System Kernel
Stored in Reak Memory
Ring 0
Controls the checks
Clark-Wilson
8. Which would be designated as objects on a MAC system?
Files - directories and devices
Polyinstantiation
Indirect addressing
Trusted Distribution
9. The Indexed memory addresses that software uses
The National Computer Security Center (NCSC)
Files - directories and devices
Direct addressing
Logical addresses
10. Software - hardware and firmware must be able to be tested individually to ensure that each enforces the security policy in an effective manner throughout their lifetimes.
Disclosure of residual data
Invocation Property
Life-cycle assurance - O/B
Direct Addressing
11. Security is made up of: System administration - ________ - installation and configuration mechanisms within the environment - and other security issues.
The Common Criteria
Physical security
Accountability - Orange Book
*-Integrity Axiom
12. Users are trusted but a certain level of accountability is required. C2 over is seen as the most reasonable class for commmercial applications - but the level of protection is still relatively weak.
Ring 3
A security domain
In C2 - Controlled Access Protection environment
Accreditation
13. An imaginary line that separates the trusted components of the TCB from those elements that are NOT trusted?
The security perimeter
Ring 0
The "No write Down" Rule
Real storage
14. Simpler instructions that require fewer clock cycles to execute.
Reduced Instruction Set Computers (RISC)
Disclosure of residual data
Mandatory Access Control (MAC)
C2
15. Which Orange Book evaluation level is described as "Discretionary Security Protection"?
The security perimeter
The security perimeter
C1
In C2 - Controlled Access Protection environment
16. A nonvolatile storage media etc computer hard drive - floppy disks and CD-ROMs
Secondary Storage
Multiprocessing
B1
Thrashing
17. Each data object must contain a classification label and each subject must have a clearance label.
Orange Book - D
D
B1 - Labeled Security
Physical security
18. When the address location that is specified in the program instruction contains the address of the final desired location.
The National Computer Security Center (NCSC)
A Limit Register (Memory Management)
The security perimeter
Indirect addressing
19. Components considered as part of the Trusted Computing Base (from the Orange Book) are?
Buffer (temporary data storage area)
Trusted hardware - Software and Firmware
Constrained
Multiprocessing
20. 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
D
The Strong star property rule
Basic Security Theorem (used in computer science) definition
Discretionary Security Property (ds-property)
21. To ensure that the Trusted Computing Base is not tampered with during shipment or installation.
C2
First evaluation class
Trusted Distribution
A Layered Operating System Architecure
22. Used by Windows systems to reserve the "Swap Space"
Most commonly used approach
Orange Book B
Pagefile.sys file
Programmable Read-Only Memory (PROM)
23. When the RAM and secondary storage are combined the result is __________.
Virtual Memory
Dominate the object's sensitivity label
Indexed addressing
The Common Criteria
24. Remaining parts of the operating system
B2 rating
Security Policy is clearly defined and documented
Ring 1
Files - directories and devices
25. A set of objects that a subject is able to access
Electrically Erasable and Programmable Read-Only Memory (EEPROM)
Its Clearance Label (Top Secret - Secret - or Confidential)
Buffer overflows
A Domain
26. 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
Compare the security labels
A Base Register (Memory Management)
B3 - Security Domains
The National Computer Security Center (NCSC)
27. The Bell-LaPadula Model is a _______________ that enforces Confidentiality aspect of access control. Formed by David Bell and Leonard LaPadula.
An abstract machine
Isolate processes
Need-to-know
State machine model
28. The type of environment that would require A1 systems is the most secure of secure environments. It deals with top-secret information and cannot adequately trust anyone using the systems without strict authentication - restrictions and auditing.
The "No read Up" rule
A1 - Rating
Relative Addresses
Labels - Orange Book
29. Which increases the performance in a computer by overlapping the steps of different instructions?
Labels - Orange Book
Pipelining
Controlling unauthorized downgrading of information
Administrative declaration
30. Which Orange Book evaluation level is described as "Controlled Access Protection"? - This class requires a more granular method of providing access control. The system must enforce strict logon procedures and provide decision-making capabilites when
Orange Book B
C2
Mandatory access control
*-Integrity Axiom
31. Access control labels must be associated properly with objects.
Types of covert channels
Labels - Orange Book
Access Matrix model
Certification
32. There is only only one class in Division D. Reserved for systems that have been evaluated but fail to meet the criteria and requirements of the higher divisions.
Division D - Minimal Protection
The reference monitor
Orange Book - B1
The Common Criteria
33. Verification Protection
Orange Book A
A Layered Operating System Architecure
Integrity
The Thread (memory Management)
34. When a portion of primary memory is accessed by specifying the actual address of the memory location
The Rule is talking about writing
Direct addressing
Invocation Property
TCB (Trusted Computing Base)
35. Certification is a Technical review that assesses the _____________ - where as Accreditation is management's Official acceptance of the information in the Certification process findings.
Be protected from modification
Security mechanisms and evalautes their effectivenes
Polyinstantiation
Absolute addresses
36. Discretionary access control is based on individuals and/or groups. It requires a separation of users and information and identification and authentication of individual entities
Simple Security Rule
The trustworthiness of an information system
B1 - Labeled Security rating
C1 - Discretionary Security Protection
37. The group that oversees the processes of evaluation within TCSEC is?
Relative Addresses
Orange Book interpretations
Trusted Products Evaluation Program (TPEP)
Continuous protection - O/B
38. The reference monitor must mediate all access - _____________ - be verifiable as correct - and must always be invoked.
The Evaluated Products List (EPL) with their corresponding rating
Be protected from modification
A Limit Register (Memory Management)
The Trusted Computing Base (TCB)
39. TCB contains The Security Kernel and all ______________.
Prevent secret information from being accessed
security protection mechanisms
A security domain
Clark-Wilson Model
40. The Bell-LaPadula model Subjects and Objects are ___________.
Controlling unauthorized downgrading of information
Orange Book - A1
Physical security
Assigned labels
41. The Biba Model is not concerned with security levels and confidentiality. It uses _________________.
A lattice of Intergrity Levels
D
The Monolithic Operation system Architecture
Prohibits
42. 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.
Files - directories and devices
Orange Book - B2
Prevent secret information from being accessed
NOT Integrity
43. Has two individual assurace ratings. C1 and C2. The Higher the number of assurance rating the greater the protection
Division C - Discretionary Protection
Division B - Mandatory Protection
Totality of protection mechanisms
Secondary Storage
44. Permits a database to have two records that are identical except for Their classifications
B1
Dedicated Security Mode
Polyinstantiation
Logical addresses
45. What are the components of an object's sensitivity label?
C2
A single classification and a Compartment Set
Covert channels
C2 - Controlled Access Protection
46. When a vendor submits a product for evaluation - it submits it to the ____________.
The Tranqulity principle (The Bell-LaPadula Model)
The National Computer Security Center (NCSC)
Virtual storage
B2 rating
47. The Security Model Incorporates the ____________ that should be enforced in the system.
Ring 2
Security Policy
Higher or equal to access class
Continuous protection - O/B
48. Discretionary protection
Orange Book C
TCB (Trusted Computing Base)
Clark-Wilson
*-Integrity Axiom
49. Buffer overflows occurs when a program or process tries to store more data in a _____________ than it was intended to hold.
Ring 3
Buffer (temporary data storage area)
Accountability - Orange Book
D
50. The security mechanisms and the system as a whole must perform predictably and acceptably in different situations continuously.
Continuous protection - O/B
The Integrity of data within applications
Fail safe
Ring 2