Technician Certification Exam Prep
Questions And Answers With Verified
Rationales | 2026/27 Qs & Ans | Digital Pdf
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1. What defines a smart infrastructure system?
A. Infrastructure integrated with digital monitoring and automation
B. Manual-only infrastructure
C. Systems without sensors
D. Non-electrical facilities
Answer: A. Infrastructure integrated with digital monitoring and
automation
Rationale: Smart infrastructure uses sensors, data, and automation to
improve efficiency and reliability.
2. What is the primary role of IoT in smart infrastructure?
A. Connect devices for real-time data exchange
B. Replace all human workers
C. Increase fuel consumption
D. Remove automation systems
Answer: A. Connect devices for real-time data exchange
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,Rationale: IoT enables communication between infrastructure components.
3. What does IoT stand for?
A. Internet of Things
B. Input of Transmission
C. Internal Operating Tools
D. Integrated Output Technology
Answer: A. Internet of Things
Rationale: IoT refers to interconnected smart devices.
4. What is a smart sensor?
A. Device that collects and transmits environmental data
B. Manual switch
C. Mechanical valve only
D. Fuel injector
Answer: A. Device that collects and transmits environmental data
Rationale: Smart sensors enable real-time monitoring.
5. What is real-time monitoring?
A. Continuous observation of system conditions as they occur
B. Delayed reporting
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,C. Manual logging only
D. Periodic shutdowns
Answer: A. Continuous observation of system conditions as they occur
Rationale: Real-time data improves decision-making.
6. What is a SCADA system used for in smart infrastructure?
A. Supervisory control and data acquisition
B. Water storage
C. Fuel transport
D. Manual inspection only
Answer: A. Supervisory control and data acquisition
Rationale: SCADA systems remotely control infrastructure.
7. What is edge computing?
A. Processing data near the source of generation
B. Centralized cloud only
C. Manual data entry
D. Physical repair systems
Answer: A. Processing data near the source of generation
Rationale: Reduces latency and improves efficiency.
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, 8. What is cloud computing in infrastructure systems?
A. Remote data storage and processing
B. Physical hardware only
C. Local-only servers
D. Manual paper systems
Answer: A. Remote data storage and processing
Rationale: Cloud systems enable scalability and access.
9. What is a digital twin?
A. Virtual model of a physical system
B. Physical backup system
C. Manual control panel
D. Electrical transformer
Answer: A. Virtual model of a physical system
Rationale: Digital twins simulate real-world infrastructure.
10. What is predictive maintenance?
A. Using data to predict equipment failure
B. Repairing after failure
C. Ignoring system data
D. Random maintenance schedules
Answer: A. Using data to predict equipment failure
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