Estimation and Control MCQs
Estimation and Control MCQs
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1: What does the term 'Current closure cost estimate' refer to?
A. The estimated time of closure
B. The amount of money required for closure
C. The total cost of closure
D. The most recent of the estimates prepared in accordance with § 265.142 (a), (b), and (c)
2: What is the Intrinsic Loss Estimate?
A. Total losses under the shared gain agreements
B. Twenty nine million dollars ($ 29,000,000.00) in assets
C. Total losses under the shared loss agreements in the amount of twenty nine million dollars ($ 29,000,000.00)
D. Total net income for the year
3: What is a Cost Estimate?
A. Total estimated labour hours
B. Detailed projected expenditure, including materials costs and overhead
C. Overall total cost of the project
D. Predetermined budget
4: What is the Financial Reporting Year?
A. One month period
B. Six months period
C. Fifteen months period
D. The latest consecutive twelve-month period
5: What does the Common Reporting Standard refer to?
A. Tax procedures among OECD countries
B. Tax system in European Union member states
C. A standardised mechanism of reporting corporate taxes
D. The standard for automatic exchange of financial account information
6: What is estimation in the context of engineering and control systems?
A. The process of accurately measuring physical quantities
B. The process of predicting future values based on historical data
C. The process of determining the system's state or parameters using available information
D. The process of controlling a system using feedback loops
7: In control systems, what is the purpose of feedback?
A. To amplify the system's output signal
B. To provide information about the system's output and adjust the control input
C. To measure the error between the desired and actual output
D. To prevent the system from reaching its steady-state
8: Which type of control system maintains a constant output despite disturbances and changes in the system?
A. Open-loop control system
B. Closed-loop control system
C. Nonlinear control system
D. Adaptive control system
9: The process of minimizing the difference between the desired output and the actual output in a control system is known as:
A. Error correction
B. Feedback control
C. Feedforward control
D. Proportional control
10: What is the purpose of a proportional controller in a control system?
A. To eliminate steady-state errors
B. To improve the system's transient response
C. To adjust the control input proportionally to the error signal
D. To reduce the overall gain of the system
11: In the context of control systems, what does the term "setpoint" refer to?
A. The maximum allowable output of the system
B. The desired or target value for the system's output
C. The difference between the desired and actual outputs
D. The initial conditions of the system
12: Which control system component provides an estimate of the system's internal state and is used for feedback control?
A. Actuator
B. Sensor
C. Controller
D. Comparator
13: In a Kalman filter, what is the role of the prediction step?
A. To calculate the measurement error
B. To estimate the system's state based on the current measurements
C. To predict the system's state at the next time step based on the previous state estimate and control inputs
D. To adjust the control inputs based on the system's current state
14: What is the main advantage of a model-based control system over a trial-and-error control system?
A. Model-based control systems are more cost-effective.
B. Model-based control systems require less computation power.
C. Model-based control systems provide a systematic approach for controller design based on a mathematical model of the system .
D. Model-based control systems are easier to implement and maintain.
15: The process of adjusting the controller's parameters to achieve desired control system performance is called:
A. Feedforward tuning
B. Closed-loop optimization
C. Controller synthesis
D. Control system tuning
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