The New ISA-IEC-62443 2023 Updated Verified Study Guides & Best Courses
Authentic ISA-IEC-62443 Exam Dumps PDF - 2023 Updated
NEW QUESTION # 11
What is a feature of an asymmetric key?
Available Choices (select all choices that are correct)
- A. Uses a continuous stream
- B. Shares the same key OD.
- C. Uses different keys
- D. Has lower network overhead
Answer: C
NEW QUESTION # 12
Which organization manages the ISASecure conformance certification program?
Available Choices (select all choices that are correct)
- A. Automation Federation
- B. Security Compliance Institute
- C. National Institute of Standards and Technology
- D. American Society for Industrial Security
Answer: B
NEW QUESTION # 13
Which is a reason for
and physical security regulations meeting a mixed resistance?
Available Choices (select all choices that are correct)
- A. There are a limited number of enforced cybersecurity and physical security regulations.
- B. Regulations are voluntary documents.
- C. Cybersecurity risks can best be managed individually and in isolation.
- D. Regulations contain only informative elements.
Answer: A
NEW QUESTION # 14
Which is a common pitfall when initiating a CSMS program?
Available Choices (select all choices that are correct)
- A. Failure to relate to the mission of the organization
- B. Immediate jump into detailed risk assessment
- C. Insufficient documentation due to lack of good follow-up
- D. Organizational lack of communication
Answer: A
NEW QUESTION # 15
Which activity is part of establishing policy, organization, and awareness?
Available Choices (select all choices that are correct)
- A. Communicate policies.
- B. Establish the risk tolerance.
- C. Implement countermeasures.
- D. Identify detailed vulnerabilities.
Answer: A
NEW QUESTION # 16
How many security levels are in the ISASecure certification program?
Available Choices (select all choices that are correct)
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION # 17
Using the risk matrix below, what is the risk of a medium likelihood event with high consequence?
- A. Option A
- B. Option C
- C. Option B
- D. Option D
Answer: C
NEW QUESTION # 18
Which of the following can be employed as a barrier device in a segmented network?
Available Choices (select all choices that are correct)
- A. Unmanaged switch
- B. VPN
- C. Router
- D. Domain controller
Answer: C
NEW QUESTION # 19
Which of the following is an element of monitoring and improving a CSMS?
Available Choices (select all choices that are correct)
- A. Review of system logs and other key data files
- B. Increase in staff training and security awareness
- C. Restricted access to the industrial control system to an as-needed basis
- D. Significant changes in identified risk round in periodic reassessments
Answer: A
NEW QUESTION # 20
How many element qroups are in the "Addressinq Risk" CSMS cateqorv?
Available Choices (select all choices that are correct)
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION # 21
Which communications system covers a large geographic area?
Available Choices (select all choices that are correct)
- A. Campus Area Network (CAN)
- B. Storage Area Network
- C. Local Area Network (LAN)
- D. Wide Area Network (WAN)
Answer: D
NEW QUESTION # 22
What is the name of the missing layer in the Open Systems Interconnection (OSI) model shown below?
- A. Protocol
- B. Transport
- C. User
- D. Control
Answer: B
NEW QUESTION # 23
What is the FIRST step required in implementing ISO 27001?
Available Choices (select all choices that are correct)
- A. Define an information security policy.
- B. Perform a security risk assessment.
- C. Create a security management organization.
- D. Implement strict security controls.
Answer: C
NEW QUESTION # 24
Which is a role of the application layer?
Available Choices (select all choices that are correct)
- A. Includes protocols specific to network applications such as email, file transfer, and reading data registers
in a PLC - B. Delivers and formats information, possibly with encryption and security
- C. Includes user applications specific to network applications such as email, file transfer, and reading data
registers in a PLC - D. Provides the mechanism for opening, closing, and managing a session between end-user application
processes
Answer: C
NEW QUESTION # 25
What is the purpose of ISO/IEC 15408 (Common Criteria)?
Available Choices (select all choices that are correct)
- A. To define a security management organization
- B. To define a product development evaluation methodology
- C. To describe a process for risk management
- D. To describe what constitutes a secure product
Answer: B
NEW QUESTION # 26
Which statement is TRUE regarding Intrusion Detection Systems (IDS)?
Available Choices (select all choices that are correct)
- A. They are effective against known vulnerabilities.
- B. They require a small amount of care and feeding
- C. Modern IDS recognize IACS devices by default.
- D. They are very inexpensive to design and deploy.
Answer: C
NEW QUESTION # 27
Which factor drives the selection of countermeasures?
Available Choices (select all choices that are correct)
- A. System design
- B. Security levels
- C. Foundational requirements
- D. Output from a risk assessment
Answer: D
NEW QUESTION # 28
Which is a PRIMARY reason why network security is important in IACS environments?
Available Choices (select all choices that are correct)
- A. PLCs are inherently unreliable.
- B. PLCs are programmed using ladder logic.
- C. PLCs under cyber attack can have costly and dangerous impacts.
- D. PLCs use serial or Ethernet communications methods.
Answer: C
NEW QUESTION # 29
In which layer is the physical address assigned?
Available Choices (select all choices that are correct)
- A. Layer 2
- B. Layer 3
- C. Layer 1
- D. Layer 7
Answer: A
NEW QUESTION # 30
At Layer 4 of the Open Systems Interconnection (OSI) model, what identifies the application that will handle a
packet inside a host?
Available Choices (select all choices that are correct)
- A. ATCP/UDP port number
- B. ATCP/UDP application ID
- C. A TCP/UDP host ID
- D. ATCP/UDP registry number
Answer: A
NEW QUESTION # 31
What.are the two elements of the risk analysis category of an IACS?
Available Choices (select all choices that are correct)
- A. Business rationale and risk reduction and avoidance
- B. Business rationale and risk identification and classification
- C. Risk evaluation and risk identification
- D. Business recovery and risk elimination or mitigation
Answer: B
NEW QUESTION # 32
Which characteristic is MOST closely associated with the deployment of a demilitarized zone (DMZ)?
Available Choices (select all choices that are correct)
- A. Email is prevented, thereby mitigating the risk of phishing attempts.
- B. Internet access through the firewall is allowed.
- C. Level 0 can only interact with Level 1 through the firewall.
- D. Level 4 systems must use the DMZ to communicate with Level 3 and below.
Answer: D
NEW QUESTION # 33
......
Get Prepared for Your ISA-IEC-62443 Exam With Actual 90 Questions: https://examcollection.prep4sureguide.com/ISA-IEC-62443-prep4sure-exam-guide.html