Preview Questions IT Systems Analyst | Role Specific Skill

Question 1: When analyzing network security for a petrochemical plant, which encryption method is most commonly used to secure communication between control systems and external networks?

Which action should you take?

Choose only one option

Advanced Encryption Standard (AES)

RSA Encryption

Data Encryption Standard (DES)

Elliptic Curve Cryptography (ECC)

Question 2: When implementing an iterative SDLC model in a petrochemical company, what is the primary benefit for development teams?

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Reduced cost of software testing

Fixed timelines and rigid deliverables for the entire project

Flexibility to accommodate evolving requirements and refine the software through continuous feedback

Simplified deployment processes

Question 3: What is the role of data flow analysis in system architecture design for chemical and petrochemical plants?

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It focuses only on visualizing system performance without considering actual data

It provides insights into hardware configurations, but not software integration

It helps identify the path of data through the system, ensuring optimal data transfer and storage

It limits the scope of system functionality to predefined tasks

Question 4: How does a secure software development lifecycle (SDLC) enhance IT security in chemical plant systems?

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It incorporates security measures throughout the development process, ensuring that vulnerabilities are addressed early

It focuses primarily on software functionality and performance

It only addresses security concerns after deployment

It reduces the need for continuous monitoring after software release

Question 5: In system architecture for petrochemical plants, why is it important to use standardized communication protocols (such as OPC) between devices?

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To minimize the complexity of control algorithms

To reduce the need for periodic system updates

To ensure interoperability between different types of hardware and software

To increase the security of communication networks

Question 6: What is the role of a Supervisory Control and Data Acquisition (SCADA) system in the architecture of chemical plant operations?

Which action should you take?

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It provides real-time monitoring, control, and data visualization for plant processes

It eliminates the need for PLCs and field devices

It optimizes the energy efficiency of the entire plant

It handles only safety-critical operations, excluding other processes