Explore topic-wise MCQs in Mechanical Engineering.

This section includes 144 Mcqs, each offering curated multiple-choice questions to sharpen your Mechanical Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

A ______________ diagram shows the location of defects in any unit. This diagram is used in the analyze step of DMAIC.

A. Affinity
B. Relations
C. Defect Concentration
D. Scatter
Answer» D. Scatter
2.

The taste of the burger can be categorized as good or bad This is an example of which type of data:

A. Variable
B. Attribute
C. Cannot be determined
D. None of the above
Answer» B. Attribute
3.

For a given sample size (n) and number of defects acceptable , the Average Total Inspection (of units) should ______________ with increase in N (lot size).

A. Increase
B. Decrease
C. Remain Constant
D. None of the above
Answer» B. Decrease
4.

Juran's quality management philosophy is based on three pillars namely planning, control and ______________.

A. Implementation
B. Improvement
C. Monitor
D. Design
Answer» C. Monitor
5.

Consider the first method of p bar estimation where each sample is of varying size. If the 3rd sample has p bar =.01, and the sample size of the 3rd sample is 10, what will be the upper control limit for the 3rd sample?

A. 0.5
B. 0.6
C. 0.1 ((p bar + 3 p bar (1-p bar)/n) is a measure of the upper control limit)
D. None of the above
Answer» D. None of the above
6.

While the first generation of Six sigma focused on ______________, the third generation of six sigma focused on ______________.

A. Variability reduction, creating value
B. Variability reduction, improved business performance
C. Creating value, Improved business performance
D. None of the above
Answer» B. Variability reduction, improved business performance
7.

From a consumer perspective quality is determined by ______________ while from a producers perspective quality is determined by ______________.

A. Variability, Cost
B. Cost, Price
C. Price, Cost
D. Cost, Variability
Answer» D. Cost, Variability
8.

The standard normal distribution has mean= ______________ and standard deviation= ______________.

A. 1,0
B. 0,1
C. 0,0
D. 1,1
Answer» C. 0,0
9.

If the Average outgoing Quality is plotted against the Incoming Fraction Defective, the Average Outgoing Quality Limit is the ______________ point.

A. Highest
B. Lowest
C. Middle
D. Cannot be determined
Answer» B. Lowest
10.

Quality management includes forming and directing a team of people to achieve a qualitative goal within an effective cost and time frame that results in ______________

A. A project completed in shortest possible time.
B. A product or service that conforms to the required specifications.
C. an award-winning product that brings public recognition to the project
D. an innovative project that establishes qualification of the project team
Answer» C. an award-winning product that brings public recognition to the project
11.

According to Deming most of the problems are related to systems and it is the responsibility of the management to improve the systems

A. correct
B. correct to some extent
C. correct to great extent
D. Taguchi
Answer» B. correct to some extent
12.

All of the following costs are likely to decrease as a result of better quality except ______________

A. customer dissatisfaction costs
B. inspection costs
C. maintenance costs
D. warranty and service costs
Answer» D. warranty and service costs
13.

If data for MR chat shows non-normality, it is better to determine the control limits for the individuals control chart based on the ______________ of the correct underlying distribution.

A. Percentage
B. Percentiles
C. Rank
D. Mean
Answer» C. Rank
14.

A sample of size 10 contains 50 non-conformities. The average number of non-conformities is:

A. 7
B. 4
C. 5 (50/10 i.e. total non-conformities/sample size)
D. 1
Answer» D. 1
15.

Which of the following is typically viewed to lie between fully vertically integrated firms?

A. Supply chain management
B. Production chain management
C. Value chain management
D. Demand chain management
Answer» B. Production chain management
16.

Which of the following models has the viewpoint that change and learning are valued in themselves?

A. Organism mode
B. Mechanistic model
C. Cultural model
D. Total Quality model
Answer» D. Total Quality model
17.

Some organizations emphasizes the use of quality tools but failed to do which of the following?

A. Focus on what is truly important to the distributors
B. Incorporate continuous improvement efforts
C. Make fundamental changes in their processes and culture
D. Focus on what is truly important to the customer
Answer» C. Make fundamental changes in their processes and culture
18.

Taguchi suggested that loss in a process is'increased with increase in which of the following?

A. Specifications
B. Standards
C. Competition
D. Variability
Answer» E.
19.

Match the following The correct order is

A. A-4, B-1, C-2, D-3
B. A-1, B-4, C-3, D-2
C. A-1, B-2, C-4, D-3
D. A-1, B-4, C-2, D-3
Answer» E.
20.

In the project environment, the individual ultimately responsible for quality control is:

A. The line workers who must strive "to do things right the first time" to avoid quality problems
B. The company's quality control manager who must work with the project members to ensure the quality control program is effective
C. The head of the production department who retains ultimate quality control responsibility for all the company's projects
D. The project manager who has ultimately responsibility for the entire project
Answer» E.
21.

The key process input variables (KPIV) and key process output variables are developed during the ______________ phase.

A. Define
B. Analyze
C. Measure
D. Improve
Answer» D. Improve
22.

Let p0 be the incoming fraction defective and p1 be the outgoing fraction defective (Assume both p1 and p0 is greater than 0). If rectifying inspection is performed then:

A. P0<p1
B. P1<p0
C. None of the above
D. Cannot be determined
Answer» C. None of the above
23.

The overall intentions and direction of an organization with regard to quality as formally expressed by top management is a:

A. Quality Plan
B. Quality Statement
C. Quality Policy
D. TQM
Answer» D. TQM
24.

A company wants to measure the length of a fan as a part of its quality control exercise. The type of data collected will be:

A. Variable
B. Attribute
C. Cannot be determined
D. None of the above
Answer» C. Cannot be determined
25.

The practice of ceasing mass inspections and ending awards based on price is credited to:

A. Edward Deming
B. Philip Crosby
C. Juran
D. Pareto
Answer» B. Philip Crosby
26.

If only ______________ causes of variation are present, the output of a process forms a distribution that is table over time and is predictable.

A. Assignable
B. Non-Random
C. Natural
D. Cannot be said
Answer» D. Cannot be said
27.

The basic assumption of calculating the control limits based on average sample size (for a p chart) will ______________ from/as those previously observed.

A. Greatly differ
B. Will be exactly the same
C. Not greatly differ
D. None of the above
Answer» D. None of the above
28.

The concept that it is easier and less costly to do the work right the first time is called:

A. Zero defects
B. Continuous improvement
C. DTRTRTFT
D. The customer is the next person in the process
Answer» D. The customer is the next person in the process
29.

In Six Sigma, a ______________ is defined as any process output that does not meet customer specifications

A. error
B. cost
C. quality
D. defect
Answer» E.
30.

Kaizen is a ______________ process, the purpose of which goes beyond simple productivity improvement.

A. weekly
B. daily
C. monthly
D. annual
Answer» C. monthly
31.

Reliability is the degree to which a unit of equipment performs its intended function under ______________ for ______________ of time.

A. specified conditions; specified period
B. any condition; specified period
C. specified conditions; all periods
D. any condition; any period
Answer» B. any condition; specified period
32.

At the time of making a purchase agreement with a vendor, what is important to mention about inspection?

A. the characteristics of the product that are to be inspected
B. the tolerances that would be allowed
C. the reputation of the vendor
D. a & b both (not sure)
Answer» E.
33.

Juran's Quality trilogy emphasizes the roles of quality planning, quality control and ______________

A. Quality Definition
B. Quality enhancement
C. Quality improvement
D. quality maintenance
Answer» D. quality maintenance
34.

Costs of dissatisfaction, repair costs, and warranty costs are elements of cost in the ______________

A. Taguchi Loss Function
B. Pareto Chart
C. ISO 9000 Quality Cost Calculator
D. Process Chart
Answer» B. Pareto Chart
35.

Establishing measurements based on customer needs for optimizing product design is known as ______________

A. Quality planning
B. quality improvement
C. quality control
D. Quality planning (Actual answer is Quality planning roadmap)
Answer» E.
36.

Fourteen points framework for quality and productivity improvement was suggested by ______________

A. Crosby
B. Ishikawa
C. Deming
D. Juran
Answer» D. Juran
37.

The concept that states: "the optimal quality level is reached at the point where the incremental revenue from product improvement equals the incremental cost to secure it" comes from:

A. quality control analysis
B. marginal analysis
C. standard quality analysis
D. conformance analysis
Answer» C. standard quality analysis
38.

The taste of burgers across all McDonald outlets should be same. This is an example of ______________.

A. Sensory critical to quality Characteristic
B. Physical critical to Quality Characteristic
C. Time Orientation critical to Quality Characteristic
D. None of the above
Answer» B. Physical critical to Quality Characteristic
39.

Benefit(s) of model based improvement is (are) i. Establish common language ii. Models are comprehensive The correct order is

A. i only
B. ii only
C. i & ii
D. None of the above
Answer» D. None of the above
40.

Presence of ______________ after every stage of DMAIC allows for review of project and incorporation of suggestions.

A. Review gate
B. Toll gate
C. Decision gate
D. None of the above
Answer» C. Decision gate
41.

______________ is the set of activities that ensures the quality levels of products and services are properly maintained and that supplier and customer quality issues are properly resolved.

A. Quality Assurance
B. Quality Planning
C. Quality Control
D. Quality Management
Answer» B. Quality Planning
42.

Let there be a data set {200,201,202,203,204,205,206,207,208}. This data set can be represented using stem and leaf where the ______________ is 20 and the ______________ is {0,1,2,3,4,5,6,7,8}.

A. Stem, Leaf
B. Leaf, Stem
C. Tree, Stem
D. Tree, Leaf
Answer» B. Leaf, Stem
43.

The Toyota Production System is based on two pillars namely ______________ and ______________.

A. Kaizen, Six Sigma
B. Lean, Six Sigma
C. Just in Time, Jidoka
D. Just in Time, Kaizen
Answer» D. Just in Time, Kaizen
44.

By applying basic principle the process improvement will be in organizations i. Focus on work process ii. Maintain self esteem of other iii. Tone initiative The correct order is

A. i only
B. i & ii
C. ii & iii
D. i, ii & iii
Answer» C. ii & iii
45.

Continual improvement is in i. Environmental objective ii. Audit Result iii. Corrective action The correct order is

A. i & ii
B. i & iii
C. i, ii & iii
D. None of the above
Answer» D. None of the above
46.

Given that for the three samples, the value of R bar is .66 and value of d2 corresponding to three is1.128, what is the estimated standard deviation?

A. .43
B. .67
C. .58
D. .75
Answer» D. .75
47.

Consider that for a particular process, the p has shifted to .4 and the process has gone out of control. The corresponding value of beta is found to be .3356. The value of Average Run Length is:

A. 2.5
B. 1.5 ((1/1-beta) provides us with average run length)
C. 1.0
D. 2.7
Answer» C. 1.0
48.

The customer requirement to be reviewed i. Before supply of product ii. After supply of product iii. Before commitment of supply of product The correct order is

A. i & ii
B. i & iii
C. ii & iii
D. None of the above
Answer» C. ii & iii
49.

The standards for output based on quality and customer- service requirements that originate at the organizational and process levels include requirements for all of the following EXCEPT:

A. Accuracy
B. Innovation
C. Timeliness
D. Turnover
Answer» E.
50.

When errors that affect quality are discovered, the procedure to improve the situation should be to ______________.

A. identify the specific error
B. correct the specific error
C. determine the root causes of the error
D. all of the above
Answer» E.