ISA-IEC-62443 Practice Exam Questions and Answers

A.  

Budgeting

B.  

New technical controls

C.  

Organizational restructuring

D.  

Security incident exposing previously unknown risk.

A.  

Establish the risk tolerance and select common countermeasures.

B.  

Establish the risk tolerance and update the business continuity plan.

C.  

Select common countermeasures and update the business continuity plan.

D.  

Select common countermeasures and collaborate with stakeholders.

A.  

Building Automation and Control Network (BACnet)

B.  

Common Industrial Protocol

C.  

Highway Addressable Remote Transducer (HART)

D.  

Object Linking and Embedding (OLE) for Process Control

A.  

Software development security assurance, functional security assessment, and communications robustness testing

B.  

Software robustness security testing, functional software assessment assurance, and essential security functionality assessment

C.  

Communications robustness testing, functional security assurance, and software robustness communications

D.  

Communication speed, disaster recovery, and essential security functionality assessment

A.  

Many other elements in the CSMS

B.  

(Elements external to the CSMS

C.  

Only the Assessment element

D.  

Only the Risk ID element

A.  

Patches should be applied as soon as they are available.

B.  

Patches should be applied within one month of availability.

C.  

Patches never should be applied in an IACS environment.

D.  

Patches should be applied based on the organization's risk assessment.

A.  

Increase in staff training and security awareness

B.  

Restricted access to the industrial control system to an as-needed basis

C.  

Significant changes in identified risk round in periodic reassessments

D.  

Review of system logs and other key data files

A.  

Management

B.  

Legal Department

C.  

Operations Department

D.  

Safety Department

A.  

Uses a continuous stream

B.  

Uses different keys

C.  

Shares the same key O

D.  

D.  

Has lower network overhead

A.  

Campus Area Network (CAN)

B.  

Local Area Network (LAN)

C.  

Storage Area Network

D.  

Wide Area Network (WAN)