Computer Systems & Software Updates Flashcards
7 cards from real CPT practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Computer Systems & Software Updates flashcards as text
What is the primary risk of running outdated operating systems on process plant HMI workstations?
Answer: Exposure to unpatched vulnerabilities that could be exploited to compromise process control
End-of-life operating systems no longer receive security patches, leaving known vulnerabilities permanently unaddressed.
During a planned software update, a process technician should ensure which of the following is completed BEFORE proceeding?
Answer: Completing a full configuration backup and confirming a rollback procedure is ready
A current backup and a tested rollback plan are the minimum safety nets required before any software change on a live system.
What does 'SCADA' stand for?
Answer: Supervisory Control and Data Acquisition
SCADA stands for Supervisory Control and Data Acquisition, describing systems that monitor and control industrial processes remotely.
Which of the following best describes a 'digital twin' as it relates to process plant software systems?
Answer: A virtual replica of the physical process used for simulation, testing, and training
A digital twin is a software model that replicates the physical process, enabling testing of changes without risk to the real plant.
What is the significance of testing a software update in a 'staging environment' before deploying to production?
Answer: It allows validation that the update performs correctly without risking the live process
A staging environment replicates production conditions so faults can be discovered and corrected before the update reaches the live system.
In process control, what does the acronym 'PLC' stand for?
Answer: Programmable Logic Controller
PLC stands for Programmable Logic Controller, a ruggedized digital computer used to automate industrial electromechanical processes.
When a software vendor releases an update described as 'end-of-life (EOL) transition support,' what should a process plant engineer plan for?
Answer: Migrating to a supported platform before the EOL date to maintain security and vendor support
EOL means the vendor will stop releasing security updates, so migration to a supported platform is necessary to maintain cybersecurity posture.