Automation

1. Which systems combine binary and numerical operations?

		a)	Hybrid systems
		b)	Logical systems
		c)	Numerical systems
		d)	Seminumerical systems

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2. Mostly used of measurement temperature principle is based on:

		a)	Thermoelectric phenomena
		b)	Semiconductivity
		c)	Metal resistance
		d)	Bolometry

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3. Thermocameras use the following sensor:

		a)	Phase inductor
		b)	Micropressure sensor
		c)	Microthermometer
		d)	Microbolometer

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4. Which sensors is not used for pressure measurement?

		a)	Electric pressure gauges
		b)	Resistors
		c)	Hydrostatic pressure gauges
		d)	Deformation pressure gauges

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5. The most accurate flow meter is called:

		a)	Pitot tubes
		b)	Section gauges
		c)	Piston flow meters
		d)	Turbine and paddle wheel flow meters

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6. Inductive Flow Meters are based on:

		a)	Measurements of velocity profiles
		b)	Doppler effect
		c)	Dynamic pressure measurement
		d)	Electromagnetic induction

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7. Radar level sensors use:

		a)	Electromagnetic waves
		b)	Ultrasonic waves
		c)	Pressure waves
		d)	Light waves

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8. The key feature of synchronous motors is:

		a)	Equality of rotor speed with magnetic stator field
		b)	Using excitation and helping coils
		c)	Nonequality of rotor speed with magnetical stator field
		d)	Works in steps

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9. Hydraulic actuators are suited especially for:

		a)	High-speed applications
		b)	Low-force applications
		c)	Very precise application
		d)	High-force applications

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10. Frequency Converters are used for:

		a)	Control hydraulic motors
		b)	Smooth starting asynchronous motors
		c)	Smooth starting step motors
		d)	Smooth starting synchronous motors

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11. Which term is not a definition of PLC system?

		a)	Micro PLC
		b)	Macro PLC
		c)	Modular PLC
		d)	Compact PLC

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12. SoftPLC are mostly implemented on:

		a)	Industrial and embedded PC
		b)	PLC
		c)	Office PC
		d)	Supercomputers

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13. The most complex and sophisticated control systems are:

		a)	DCS (PCS)
		b)	PLC
		c)	PAC
		d)	SoftPLC

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14. The most frequently used type of controller in regulation is:

		a)	PID controller
		b)	PTC
		c)	Fuzzy controller
		d)	Neural Controller

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15. What does the term HMI in SCADA systems mean?

		a)	Human machine integration
		b)	Hot motor interaction
		c)	Human machine interface
		d)	high mechanical integration

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16. Which approach is not used to build safe control systems?

		a)	Redundancy
		b)	Backuping
		c)	Safer design
		d)	Using office components in industrial environment

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17. Expert systems are not used for:

		a)	Numerical computation
		b)	Diagnosis
		c)	Interpretation
		d)	Prediction

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18. Which algorithm is used for learning of multilayer neural networks?

		a)	Back propagation algorithm
		b)	Forward propagation algorithm
		c)	Cross learning algorithm
		d)	High speed evaluation method

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19. Which type of neural network was inspired by human eye?

		a)	Perceptron
		b)	Neocognitron
		c)	ART network
		d)	Kohonen network

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20. Evolutionary computation techniques do not include:

		a)	Genetic algorithms
		b)	Genetic programming
		c)	Evolutionary strategy
		d)	Numerical programming

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