Ted has been working with one of the contract programmers on a web-based application and comes to you with a question: What is a thread? What do you tell him?

A thread is a single sequential flow of control within a program.

A thread is a set of instructions that the computer understands and processes in a virtual machine.

A thread is a highly privileged routine that is executed within a computer system.

A thread is a program in execution that can communicate only with its controlling process.

The Clark-Wilson security model defines several procedures that make it a good choice for commercial application. Which procedure scans data items and confirms their reliability?

Integrity Verification Procedure (IVP)

Transformational Procedure (TP)

Dana has been studying computer system design and has a question: What is another name for a PLC?

Small Computer typically used in automation

In the realm of security architecture, what does the term “open system” mean?

Open systems are vendor-independent, have published specifications, and operate with the products of other suppliers.

Open systems are vendor-dependent. They have proprietary specifications and interface with approved validated products from other suppliers.

Open systems are insecure and are not subject to independent examinations.

Open systems use vendor-dependent proprietary hardware and are not subject to publicly published specifications.

Which Bell-LaPadula state machine property dictates that the subject is not allowed to write information to a lower level of confidentiality?

Discretionary security property

Which Biba property states that a subject cannot read down?

Discretionary security property

A remote database user maliciously enters a command in a user input dialog box and manages to execute a command to upgrade his rights in the system. Which recommended remediation method is least likely to mitigate this risk?

The system should implement a mandatory access control.

The system should check for input length.

The system should check for input type.

The system should block data control language from remote locations.

Which Bell-LaPadula state machine property dictates that the subject may not write information to an object at a lower sensitivity level?

The mandatory security property

The discretionary security property

Concerning the concept of the security kernel, which of the following statements is not true?

The security kernel must allow maintenance hooks.

The security kernel implements the reference monitor concept.

The security kernel must be verified as correct.

The security kernel must be protected from unauthorized changes.

Mark has been placed on a security team and has a question: How is accreditation defined?

It is the formal acceptance of the system’s overall security.

It is the technical evaluation of security components and their compliance.

It is a technical requirement for assessment that must be completed before a contract is awarded.

It is an agreed-upon level of security that has the backing of policies and procedures.

What is the definition of certification?

Certification is the technical evaluation of security components and their compliance.

Certification is a technical requirement for assessment that must be completed before a contract is awarded.

Certification is the formal acceptance of the system’s overall security.

Certification is an agreed-upon level of security that has the backing of policies and procedures.

Which of the following is the best example of the reference monitor?

Requiring users to provide proof of identification

Security Engineering

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

TCSEC provides levels of security that are classified in a hierarchical manner. Each level has a corresponding set of security requirements that must be met. To which of the following does Level A correspond?

Mandatory protection

Required protection

Verified protection

Processing

Sharing

Protection

Relocation

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Security Engineering

TCSEC provides levels of security that are classified in a hierarchical manner. Each level has a corresponding set of security requirements that must be met. To which of the following does Level A correspond?

TCSEC offers numbered divisions of security that can occur in each category. With this in mind, which of the following represents the highest level of security?

Jim has been asked to assist with a security evaluation. He has heard other members of the teams talking about ‘‘TCB.’’ What does TCB stand for?

Which of the following is not one of the valid states in which a CPU can operate?

Which organization began developing the Common Criteria (CC) standard in 1990?

Which security model uses security labels to grant access to objects through the use of transformation procedures?

Your CISSP study group is reviewing the Security Engineering domain in preparation for the exam. One of the members has a question. Which of the following is not one of the requirements for memory management?

Ted has been working with one of the contract programmers on a web-based application and comes to you with a question: What is a thread? What do you tell him?

During which of the following states does a CPU execute code or process application data?

TCSEC provides levels of security that are classified in a hierarchical manner. Each level has a corresponding set of security requirements that must be met. Which of the following does Level B correspond to?

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