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This section includes 2114 Mcqs, each offering curated multiple-choice questions to sharpen your Unit Processes knowledge and support exam preparation. Choose a topic below to get started.
1. |
The 3 sigma limits on x bar control charts imply that the type I error probability is __________ |
A. | 0.0012 |
B. | 0.0072 |
C. | 0.0027 |
D. | 0.0037 |
Answer» D. 0.0037 | |
2. |
Never attempt to interpret the x chart when the R chart indicates the out of control condition. |
A. | True |
B. | False |
Answer» B. False | |
3. |
Stratification of points on a control chart indicates __________ of natural variability of the process. |
A. | Lack |
B. | Increase |
C. | Constancy |
D. | Randomness |
Answer» B. Increase | |
4. |
Stratification is defined as ________ |
A. | Tendency for the points to cluster artificially around the center line |
B. | Shift in the process level |
C. | Continuous movement of points in one direction |
D. | When the points fall near or slightly outside the control limits |
Answer» B. Shift in the process level | |
5. |
Shift in process level can be seen on the control charts when __________ |
A. | Operator fatigue occurs |
B. | Temperature changes |
C. | Over-control of process |
D. | New workers introduction |
Answer» E. | |
6. |
Which of these is a cause of trend patterns on a control chart? |
A. | Gradual wearing out of some critical process component |
B. | Operator fatigue |
C. | Environmental changes |
D. | Over-control |
Answer» B. Operator fatigue | |
7. |
Which chart should be interpreted first when both, x chart, and R chart are indicating a non-random behavior? |
A. | x chart |
B. | R chart |
C. | X and R chart |
D. | Trial Limits |
Answer» C. X and R chart | |
8. |
The control limits obtained by specifying the type I error level for the test, are called ________ |
A. | Probability limits |
B. | Trial limits |
C. | Error limits |
D. | Unreliable limits |
Answer» B. Trial limits | |
9. |
When using standard values of process mean and standard deviation, the equation of UCL for a x chart is given as, UCL = μ+AσWhat is the value of A here? |
A. | 6/√n |
B. | 3/√n |
C. | √n/6 |
D. | √n/3 |
Answer» C. √n/6 | |
10. |
Unlike x chart, which measures between-sample variability only, an R chart is used to monitor ____ |
A. | Both between-sample variability and within-sample variability |
B. | Within-sample variability only |
C. | Between-sample variability only |
D. | Neither between-sample variability nor within-sample variability |
Answer» C. Between-sample variability only | |
11. |
X bar chart monitors __________ |
A. | Between-sample variability |
B. | Within-sample variability |
C. | Neither between-sample nor within-sample variability |
D. | Both between-sample variability and within-sample variability |
Answer» B. Within-sample variability | |
12. |
When the upper and lower natural tolerance limits are equal to the upper and lower specification limits, the process capability ratio, cp is ________ |
A. | Greater than 1 |
B. | 0 |
C. | Less than 1 |
D. | Equal to 1 |
Answer» E. | |
13. |
When R chart is out of control, we __________ |
A. | Eliminate the out-of-control points and recalculate the control limits |
B. | Take one more sample and recalculate the control limits |
C. | Eliminate the out-of-control points and the nearest two points, and recalculate the control limits |
D. | Take no action |
Answer» B. Take one more sample and recalculate the control limits | |
14. |
Once a set of reliable control limits is obtained, we use the control chart for monitoring future production. This is called __________ |
A. | Phase I control chart usage |
B. | Phase II control chart usage |
C. | Phase III control chart usage |
D. | Phase IV control chart usage |
Answer» C. Phase III control chart usage | |
15. |
Let us consider phone_number ,which can take single or several values . Treating phone_numberas an _________ permits instructors to have several phone numbers (including zero) associated with them. |
A. | Entity |
B. | Attribute |
C. | Relation |
D. | Value |
Answer» B. Attribute | |
16. |
Which of the following property defines the resampling method to use when stretching images? |
A. | interpolation-mode |
B. | image-rendering |
C. | ime-mode |
D. | layout-grid |
Answer» C. ime-mode | |
17. |
Which of the following property is used to apply visual effects to associated elements. |
A. | Alpha |
B. | BasicImage |
C. | Filter |
D. | Blur |
Answer» D. Blur | |
18. |
Which of the following property defines the width of a rule between columns in a multicolumn text flow? |
A. | column-rule-style |
B. | column-width |
C. | column-rule-width |
D. | columns |
Answer» D. columns | |
19. |
Which of the following property defines the gap between columns in a multicolumn text flow? |
A. | column-rule-flow |
B. | column-gap |
C. | column-rule |
D. | none of the mentioned |
Answer» C. column-rule | |
20. |
Which of the following property is used to control column element breaks after an associated element when flowing multicolumn text? |
A. | column-break |
B. | column-break-after |
C. | column-break-before |
D. | multicolumn-break-after |
Answer» C. column-break-before | |
21. |
Behaviour of elastomer materials is dependent on temperature. |
A. | True |
B. | False |
Answer» B. False | |
22. |
Erosion mechanism in elastomer materials is based on fatigue. |
A. | True |
B. | False |
Answer» B. False | |
23. |
The erosion mechanism of rubber-like materials is same as that of brittle materials and ductile materials. |
A. | True |
B. | False |
Answer» C. | |
24. |
Performance of the AJMM process is dependent on the quality of the mask. |
A. | True |
B. | False |
Answer» B. False | |
25. |
Which feature allows open recursion, among the following? |
A. | Use of this pointer |
B. | Use of pointers |
C. | Use of pass by value |
D. | Use of parameterized constructor |
Answer» B. Use of pointers | |
26. |
Which of the two features match each other? |
A. | Inheritance and Encapsulation |
B. | Encapsulation and Polymorphism |
C. | Encapsulation and Abstraction |
D. | Abstraction and Polymorphism |
Answer» D. Abstraction and Polymorphism | |
27. |
Which header file is required in C++ to use OOP? |
A. | iostream.h |
B. | stdio.h |
C. | stdlib.h |
D. | OOP can be used without using any header file |
Answer» E. | |
28. |
Which concept of OOP is false for C++? |
A. | Code can be written without using classes |
B. | Code must contain at least one class |
C. | A class must have member functions |
D. | At least one object should be declared in code |
Answer» C. A class must have member functions | |
29. |
Why Java is Partially OOP language? |
A. | It supports usual declaration of primitive data types |
B. | It doesn’t support all types of inheritance |
C. | It allows code to be written outside classes |
D. | It does not support pointers |
Answer» B. It doesn’t support all types of inheritance | |
30. |
When OOP concept did first came into picture? |
A. | 1970’s |
B. | 1980’s |
C. | 1993 |
D. | 1995 |
Answer» B. 1980’s | |
31. |
How many classes can be defined in a single program? |
A. | Only 1 |
B. | Only 100 |
C. | Only 999 |
D. | As many as you want |
Answer» E. | |
32. |
Which language does not support all 4 types of inheritance? |
A. | C++ |
B. | Java |
C. | Kotlin |
D. | Small Talk |
Answer» C. Kotlin | |
33. |
Which Feature of OOP illustrated the code reusability? |
A. | Polymorphism |
B. | Abstraction |
C. | Encapsulation |
D. | Inheritance |
Answer» E. | |
34. |
Pure OOP can be implemented without using class in a program. (True or False) |
A. | True |
B. | False |
C. | |
Answer» C. | |
35. |
Which is not feature of OOP in general definitions? |
A. | Code reusability |
B. | Modularity |
C. | Duplicate/Redundant data |
D. | Efficient Code |
Answer» D. Efficient Code | |
36. |
What is the additional feature in classes that was not in structures? |
A. | Data members |
B. | Member functions |
C. | Static data allowed |
D. | Public access specifier |
Answer» C. Static data allowed | |
37. |
Who invented OOP? |
A. | Alan Kay |
B. | Andrea Ferro |
C. | Dennis Ritchie |
D. | Adele Goldberg |
Answer» B. Andrea Ferro | |
38. |
Which of the following best defines a class? |
A. | Parent of an object |
B. | Instance of an object |
C. | Blueprint of an object |
D. | Scope of an object |
Answer» D. Scope of an object | |
39. |
Which was the first purely object oriented programming language developed? |
A. | Java |
B. | C++ |
C. | SmallTalk |
D. | Kotlin |
Answer» D. Kotlin | |
40. |
Rotatable cylinders are provided in the ceiling of a studio in order to obtain variable __________ |
A. | Amplitude |
B. | Frequency |
C. | Reverberation time |
D. | Intensity |
Answer» D. Intensity | |
41. |
The interior surfaces of walls in a studio should be of ________ materials. |
A. | Absorbent |
B. | Adsorbent |
C. | Reflective |
D. | Refractive |
Answer» B. Adsorbent | |
42. |
In the acoustical design of a studio, the ratio of height, breadth and length of the studio should be _________ |
A. | 1:3:5 |
B. | 2:3:5 |
C. | 1:3:7 |
D. | 2:3:7 |
Answer» C. 1:3:7 | |
43. |
The auditorium rear wall should be concave in shape. |
A. | True |
B. | False |
Answer» C. | |
44. |
The average height for small halls should be _________ |
A. | 3 m |
B. | 6 m |
C. | 8 m |
D. | 10 m |
Answer» C. 8 m | |
45. |
The recommended volume for a public lecture hall is ___________ |
A. | 1.5-2.5 m3 per person |
B. | 2.5-3.5 m3 per person |
C. | 3.5-4.5 m3 per person |
D. | 5.5-6.5 m3 per person |
Answer» D. 5.5-6.5 m3 per person | |
46. |
In a studio, the noise level should be brought down to ___________ |
A. | 5-10 dB |
B. | 10-15 dB |
C. | 20-30 dB |
D. | 50-60 dB |
Answer» D. 50-60 dB | |
47. |
The width of the seats in an auditorium should be between __________ |
A. | 10-15 cm |
B. | 13-21 cm |
C. | 26-37 cm |
D. | 45-56 cm |
Answer» E. | |
48. |
For lecture halls, large volumes are beneficial for weak sounds. |
A. | True |
B. | False |
Answer» C. | |
49. |
In the acoustical design of a hall or an auditorium, the angle between the side walls and the curtain line should not be more than _________ degrees. |
A. | 20 |
B. | 150 |
C. | 100 |
D. | 180 |
Answer» D. 180 | |
50. |
Geothermal power plants are very good sources for baseload power.Note – Baseload power is power that electric utility companies must deliver all day long. |
A. | True |
B. | False |
Answer» B. False | |