360+ Mechatronics Solved MCQs

301.

Registers capable of shifting in one direction is                        

A. universal shift register
B. unidirectional shift register
C. unipolar shift register
D. unique shift register
Answer» B. unidirectional shift register
302.

A register that is used to store binary information is called                        

A. data register
B. binary register
C. shift register
D. d – register
Answer» B. binary register
303.

A shift register is defined as                        

A. the register capable of shifting information to another register
B. the register capable of shifting information either to the right or to the left
C. the register capable of shifting information to the right only
D. the register capable of shifting information to the left only
Answer» B. the register capable of shifting information either to the right or to the left
304.

How many methods of shifting of data are available?

A. 2
B. 3
C. 4
D. 5
Answer» A. 2
305.

In serial shifting method, data shifting occurs                          

A. one bit at a time
B. simultaneously
C. two bit at a time
D. four bit at a time
Answer» A. one bit at a time
306.

What is the full form of SCADA?

A. supervisory control and document acquisition
B. supervisory control and data acquisition
C. supervisory column and data assessment
D. supervisory column and data assessment
Answer» B. supervisory control and data acquisition
307.

DCS is a                                      

A. distributed control system
B. data control system
C. data column system
D. distributed column system
Answer» A. distributed control system
308.

What is SCADA?

A. software
B. process
C. system
D. hardware
Answer» B. process
309.

The control in SCADA is                            

A. online control
B. direct control
C. supervisory control
D. automatic control
Answer» C. supervisory control
310.

Which of the following is an example of the SCADA system?

A. emerson delta v
B. honeywell plantscape
C. yokogawa centum
D. powerstudio deluxe
Answer» D. powerstudio deluxe
311.

How many levels are present in a complex SCADA system?

A. 3 – levels
B. 5 – levels
C. 4 – levels
D. 6 – levels
Answer» C. 4 – levels
312.

Which of the following is not the component of a SCADA system?

A. database server
B. i/o system
C. plc controller
D. sparger controller
Answer» D. sparger controller
313.

Which of the following is used for centralized network databases?

A. raid 2
B. raid 5
C. raid 1
D. raid 2
Answer» B. raid 5
314.

The minimum number of disks in RAID level 2 is                  

A. 3
B. 4
C. 2
D. 1
Answer» A. 3
315.

Which of the following is the heart of a SCADA system?

A. plc
B. hmi
C. alarm task
D. i/o task
Answer» D. i/o task
316.

Which of the following is also known as striping?

A. raid 2
B. raid 0
C. raid 1
D. raid 2
Answer» B. raid 0
317.

The minimum number of disks in RAID level 4 is five.

A. true
B. false
Answer» B. false
318.

RAID-1 is also known as mirroring.

A. true
B. false
Answer» A. true
319.

What is the step angle of a permanent- magnet stepper motor having 8 stator poles

A. 60º
B. 45º
C. 30º
D. 15º
Answer» B. 45º
320.

Software Design consists of

A. software product design
B. software engineering design
C. software product & engineering design
D. none of the mentioned
Answer» C. software product & engineering design
321.

Which of the following is true?

A. analysis – solving problem
B. design – understanding problem
C. analysis & design
D. none of the mentioned
Answer» D. none of the mentioned
322.

Which of these are followed in case of software design process?

A. analysis occurs at start of product design with a product idea
B. analysis occurs at the end of engineering design with the srs
C. product design resolution produces the design document
D. engineering design resolution produces the srs
Answer» A. analysis occurs at start of product design with a product idea
323.

Which of these is not in sequence for generic problem solving strategy?

A. understand the problem
B. generate candidate solutions
C. iterate if no solution is adequate
D. none of the mentioned
Answer» C. iterate if no solution is adequate
324.

Which of these is not in sequence for generic design process?

A. analyze the problem
B. evaluate candidate solutions
C. finalize the design
D. none of the mentioned
Answer» B. evaluate candidate solutions
325.

Why do you think iteration is important for design?

A. to frequently reanalyze the problem
B. to generate and improve solutions only once for better output
C. all of the mentioned
D. none of the mentioned
Answer» A. to frequently reanalyze the problem
326.

What is true about generic software product design process?

A. it begins with srs
B. it ends with product design problem
C. analysis is done and end product is project mission statement
D. none of the mentioned
Answer» D. none of the mentioned
327.

Generic software engineering design process defined by which of these steps?

A. generic software engineering design process first job after analysis is detailed design
B. attention is turned later to architectural design
C. architectural design is not followed by detailed design
D. all of the mentioned
Answer» D. all of the mentioned
328.

Which of these is said to be true about resolution process in generic software engineering design process?

A. architectural design is low resolution process
B. detailed design is high resolution process
C. all of the mentioned
D. none of the mentioned
Answer» D. none of the mentioned
329.

Which step among these follows the wrong sequence in software engineering design process?

A. analyze problem
B. generate candidate architecture
C. finalize design
D. select detailed design
Answer» C. finalize design
330.

Which is the first aspect which needs to be considered in the Mechatronics design process?

A. hardware integration and simulation
B. conceptual design
C. mathematical modeling
D. modeling and simulation
Answer» D. modeling and simulation
331.

In the level of integration of Mechatronics system, an example of the first level is            

A. fluid valves
B. automatic machine tools
C. industrial robots
D. microprocessors
Answer» A. fluid valves
332.

Interface design is an example of hardware integration.

A. true
B. false
Answer» B. false
333.

What is the role of the second level in the mechatronics system design?

A. integrates microelectronics into electrically controlled devices
B. integrates electrical signal with mechanical action
C. advanced control strategy level
D. providing artificial intelligence
Answer» A. integrates microelectronics into electrically controlled devices
334.

Microprocessor based electrical motors are used for          

A. prediction of fault in the system
B. correction before a fault occurs
C. actuation purpose in robots
D. providing intelligence
Answer» C. actuation purpose in robots
335.

Deployment in mechatronics design is associated with the final product.

A. true
B. false
Answer» A. true
336.

Which phase of a mechatronics system consists of hardware designing?

A. prototyping
B. modeling
C. simulation
D. deployment
Answer» A. prototyping
337.

What is the function of “analysis” in the modeling and simulation phase?

A. database for maintaining project information
B. sub models for eventual reuse
C. contains numerical methods
D. to produce high-level source code
Answer» C. contains numerical methods
338.

Describing the behavior characteristics through block diagram is done in          

A. modeling and simulation
B. prototyping
C. deployment
D. design optimization
Answer» A. modeling and simulation
339.

Prototyping involves          

A. conceptual design
B. replacing non-computer systems with actual hardware
C. database for maintaining project information
D. sub models for eventual reuse
Answer» B. replacing non-computer systems with actual hardware
340.

The main aims of an engine management system is to achieve

A. high reliability and durability with lowest possible initial cost
B. high power output and torque
C. low levels of gaseous and particulate emissions
D. all of the mentioned
Answer» D. all of the mentioned
341.

The important parameters in a gasoline engine that can be controlled are

A. air-fuel ratio
B. mixture distribution between cylinders
C. ignition timing
D. all of the mentioned
Answer» D. all of the mentioned
342.

Hall effect pickup use

A. inductive transducers
B. potentiometers
C. thermistors
D. semiconductors
Answer» D. semiconductors
343.

LVDT is used to measure

A. crank angle
B. engine speed
C. large displacements
D. gas temperature
Answer» C. large displacements
344.

The disadvantage of the piezoelectric pressure pickup is that

A. it can only give pressure difference
B. it can measure only low pressure
C. it is not suitable for dynamic measurement
D. has too much sensitivity
Answer» A. it can only give pressure difference
345.

Seebeck effect is used in

A. thermistors
B. thermocouples
C. rtd
D. hot-wire sensor
Answer» B. thermocouples
346.

Hot-wire sensors are used for measurement of

A. temperature
B. pressure
C. mass flow rate
D. smoke intensity
Answer» C. mass flow rate
347.

Knock sensors use

A. thermistors
B. thermocouples
C. piezoelectric pickup
D. flap type sensors
Answer» C. piezoelectric pickup
348.

Catalytic converters use lambda sensors to keep

A. exhaust temperature constant
B. exhaust pressure constant
C. excess air ratio within a range
D. flow rate of air constant
Answer» C. excess air ratio within a range
349.

The best type of interchange can be provided with                      

A. rotary
B. diamond
C. partial cloverleaf
D. full cloverleaf
Answer» D. full cloverleaf
350.

A grade intersection may be provided if the PCU exceeds                      

A. 5000
B. 6000
C. 7000
D. 10000
Answer» D. 10000
351.

The capacity of an uncontrolled intersection is                      

A. 1000 to 1200 vehicles /hour
B. 1100 to 1200vehilces/hour
C. 1200 to 1400 vehicles/hour
D. 1400 to 1600 vehicles/hour
Answer» C. 1200 to 1400 vehicles/hour
352.

5 AUTOMATIC CAR PARK BARRIER.

A. direct
B. semi direct
C. indirect
D. cloverleaf
Answer» D. cloverleaf
353.

The product of fast moving vehicles and number of trains should exceed by how much to justify the bypass road construction?

A. 25000
B. 5000
C. 50000
D. 250000
Answer» A. 25000
354.

Parking facilities may be classified into how many types?

A. one
B. two
C. three
D. four
Answer» B. two
355.

The type of parking in which the vehicles are parked along the kerb is called

A. kerb parking
B. off-street parking
C. parallel parking
D. angle parking
Answer» A. kerb parking
356.

Which type of parking facility is convenient for all types of users?

A. kerb parking
B. off-street parking
C. parallel parking
D. 90 degree parking
Answer» D. 90 degree parking
357.

The maximum number of cars can be parked in                      

A. kerb parking
B. off-street parking
C. parallel parking
D. 90 degree parking
Answer» C. parallel parking
358.

The number of parking spaces for a kerb of 59m and having the length of car as 5.0m is?

A. 9
B. 10
C. 11
D. 12
Answer» B. 10
359.

The first stage of the parking lot is

A. entrance
B. acceptance
C. storage
D. delivery
Answer» A. entrance
360.

The parking facility in which elevators are required to change to a different level is called                      

A. parking lot
B. multi storeyed building
C. clover leaf junction
D. ramp
Answer» B. multi storeyed building
361.

In 90 degree parking the length of kerb is 25m, the parking spaces are                      

A. 10
B. 11
C. 12
D. 13
Answer» A. 10
362.

The place allotted particularly for only parking is called                      

A. parking lot
B. parking space
C. clover space
D. traffic parking
Answer» A. parking lot
363.

The most inconvenient method for parking is                      

A. 30 degree parking
B. 45 degree parking
C. 90 degree parking
D. parallel parking
Answer» A. 30 degree parking
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