Operations Management Flashcards


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1.1.The CEO of the company outlined the ______________ planning, where a new product to market. The production of this new product requires sharing of equipment in the assembly line. To do so, the ______________ planning must be checked daily according to its daily orders.

a) strategic; tactical;

b) strategic; operational;

c) tactical; strategic;

d) tactical; operational

b

2

1.2. McDonalds achieves competitive advantage considering several performance objectives. Consider the following actions implemented by McDonalds and relate them to performance objectives.

A-Foods used are sourced from certified suppliers that guarantee fresh ingredients for the burgers and are delivered in good condition.

B-The lead time between the planned order of the meal and its delivery do not excide more than 3 minutes.

a) A-Quality; B-Fast;
b) A-Quality; B-Flexibility;
c) A- Cost; B-Fast;
d) A- Effectiveness; B-Flexibility

a

3
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1.3 Classify at the operational level the process represented in figure above.

a)Project process;
b)Batch production;
c)Continuous process;
d) Repetitive process

c

4

1.4. When developing a new product, what is the best sequence for using the several activities of the QFD (Quality Function Deployment / "House of Quality") technique?

a) Benchmark of the product (with its competitors),Product characteristics, Relationship matrix, Customer requirements;
b) Customer requirements, Relationship matrix, Benchmark of the product (with its competitors), Product characteristics
c) Product characteristics, Relationship matrix, Customer requirements, Benchmark of the product (with its competitors)
d) Customer requirements; Product characteristics, Relationship matrix, Benchmark of the product (with its competitors)

d

5

1.5. The 5S method follows several steps. Identify which is the main goal for the Seiri (Sort) step:

a) Distinguish between necessary and unnecessary items

b) Arrange all items remaining in an orderly manner

c) Continuously practice the preceding

d) Establish standards

a

6

1.5. The 5S method follows several steps. Identify which is the main goal for the Seiso step:

a) Everything is in its point of use;
b) Identify the root of the problem;
c) Keep the space clean;
d) Minimize waste

c

7

1.6. Order the following planning taking into account that the output of the previous planning should be the input of the subsequent one.

A- Capacity requirements planning(CRP); B- Master Production Scheduling(MPS); C- Aggregate PlanningOLINEON

What is the correct order?
a) B-C-A;
b)C-B-A;
c)C-A-B;
d)A-B-C

b

8

1.7. The ABC company is in an emerging market, and its products demand has a high variability, every month. Its production runs an 8h shift/day using a stable working force of 10 employees. However, CEO want to offset the demand variability through the inventory levels.

Based on these characteristics which production planning strategy may be used by the CEO?

a) Chase strategy;
b) Mixed strategy;
c) Level strategy;
d) Stable workforce

c

9

1.8. Why is so important to keep some inventory?

a) To decrease the holding cost and postpone the risk with the suppliers;

b) To decrease the obsolescence of the product and to satisfy the service level;

c) To increase setups and to allow continuous production;

d) To improve production flexibility and face demand uncertainty

d

10

1.2.Consider the services A and B, which characterize the following situations:

A- One star Michelin restaurant
B - Online Clothing Store
What services can achieve higher process efficiency?

a) A and B may be equally efficient in production based only in the management, but avoiding the customer contact;
b) It will be easier to achieve efficiency in service A;
c) It will be easier to achieve efficiency in service B;
d) In the services doesn ́t apply the concept of process efficiency

c

11
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1.3. The following figure shows the production process, classify it.

a) Continuum;
b) Repetitive process;
c) Batch process;
d) Project

b

12
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1.7. Based on the following figure, how is called the diagram used?

a) Simple flow diagram;
b) State Task Network;
c) Assembly chart;
d) Value stream map

d

13

1.8. Which one of the following options isn ́t a waste in JIT approach?

a) Transport of materials;
b) Inventory of components;
c) Set-up time to produce product B;
d) Minimum processing time

d

14

1. Google achieves competitive advantage by considering various performance goals in its operations. Consider the following implemented actions by Google and relate them with the performance goals that Google established.

A- Google bets on the introduction of products in the market before the competitors.

B- Its processes follow well defined and constant procedures and there is an investment in control.

C - The use of resources leads to the delivery of the right product, in the right quantity at the right place.

a) Innovation, B-Quality, C-Flexibility;
b) A-Efficacy, B-Speed, C-Diversification;
c) A-Speed, B- Quality, C-Efficacy;
d) A-Flexibility, B-Efficacy, C-Flexibility

c

15

2.A health-care company, H&S, aims to: "Be a leader in the delivery of distinctive quality healthcare based on an integrated network of high-performance units in both the private and public sectors while presenting growth in international selected markets."

To achieve this goal what should be the role of operations management:

a) as implementers of the strategy;
b) as promoters of ideas for the strategy;
c) a mixture of the above three;
d) to support the strategy

b

16

3. In the services sector nowadays Operations deal with a diverse set of goods ranging from pure products to pure services. How should be classified the types of goods produced respectively by the following organizations: consultant; pulp and paper ; tobacco shop

a) pure product, pure service, pure service;
b) mix of products and services, pure product, mix of products and services;
c) pure service, pure product, mix of products and services;
d) pure product, pure product, pure service

c

17
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4. Classify in Operations terms the processes depicted in Figure 1

a) Repetitive Process;
b) Batch Process;
c) Project Process;
d) Continuous Process

b

18
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42. Classify in Operations terms the processes depicted in Figure 1

a) Repetitive Process;
b) Batch Process;
c) Project Process;
d) None of these, but Inês deserves a beer.

d

19

5. Companies have different methodologies to guarantee the continuous improvement of their processes and products: Identify below one of these methodologies:
a) Cost optimization;
b) Lean Production;
c) Value analysis;
d) Simultaneous engineering

b

20

6. Product development involves a sequence of phases that can be generically characterized as:

a) The idea, preliminary project, prototype evaluation, improvement and evaluation, final prototype;
b) Concept generation, concept of the prototype, evaluation of the prototype, improvement and evaluation, final prototype;
c) Concept generation, concept selection, preliminary project, evaluation and improvement, final prototype;
d) Concept, idea, evaluation and improvement, test, final prototype

c

21

7. Planning allows any company to plan the use of its resources to ensure market demand at minimal cost. In the aggregate planning phase, there is a set of variables that can be used to adjust the planning taking into account the objectives of the company. Within these variables we have:

a) Gross Needs, inventory level, overtime level;
b) Workforce level, inventory level, Production rate;
c) Subcontracting level, inventory level, capacity level;
d) Cost, inventory level, overtime level

b

22
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8. Company Brite & Smith intends to prepare its production plan. Considering data in table 1, for the month of January 2018 (weeks 1 to 4) and knowing that the company uses a strategy of production of a fixed quantity of 100 units and has at the end of December 20178an inventory of 50 units.

What is your Project on-hand Inventory, respectively for weeks 1, 2, 3 e 4 ?

a) 0, 50, 50, 0;
b) 100, 150, 50, 0;
c) 50, 50, 0, 0 ;
d) 0, 0, 50, 50

c

23
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Considering data in table 1, for the month of January 2018 (weeks 1 to 4) and knowing that the company Brite & Smith uses a strategy of production of a fixed quantity of 100 units and has at the end of December 20178 an inventory of 50 units.

Project on-hand Inventory: 50, 50, 0, 0 ;

9. For Brite & Smith define the MPS for January 2019:

a) 200, 200, 0, 100;
b) 200, 200, 0, 0;
c) 200, 200, 100, 100;
d) 150, 150, 0, 100

a

24
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10. . Considering the inventory available to satisfy new orders see Table 2, state which of the unplanned orders, defined in table 3, the company can accept and not accept

a) yes, yes, no, no;
b) yes, no, no, yes;
c) yes, yes, yes, no;
d) yes, no, yes, no

d

25

11.A construction company obtains concrete from a single supplier. Demand for concrete is considered constant throughout the year. Last year, the company bought 4,000 tonnes of concrete. The cost of placing an order is 25 euros each time an order is placed, and the annual cost of inventory is 20% of the purchase cost. The cost of purchasing the concrete is € 60 / tonne.

What is the value Order that minimizes the annual costs?
QEE = Sqrt(2DS/H)

a) 92 tonnes;
b) 100 tonnes;
c) 129 tonnes;
e) 150 tonnes

c

26
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A construction company obtains concrete from a single supplier. Demand for concrete is considered constant throughout the year. Last year, the company bought 4,000 tonnes of concrete. The cost of placing an order is 25 euros each time an order is placed, and the annual cost of inventory is 20% of the purchase cost. The cost of purchasing the concrete is € 60 / tonne.

12. Assuming an QEE of 100 tonnes, the annual costs should be

a) 190 899;
b) 241 600;
b) 250 000;
e) 300 000

b

27

14. The operations manager has decided to reduce the waste on the production line. To do so, it has optimized the setup time of the production line. What is the Lean technique applied by the operations manager?

a) Heijunka;
b) SMED;
c) 5S;
d) Lean Layout

b

28

13. Lean production is based on improving quality and productivity and is based on four pillars. These are

a) Minimization of costs, elimination of waste, inventory disposal, behaviour;
b) Elimination of Waste, behaviour, customer focus, synchronization;
c) Simultaneous engineering, synchronization, elimination of waste, quality;
d) Synchronization, elimination of waste, inventory disposal, quality

b

29

14. The operations manager has decided to reduce the waste on the production line. To do so, it has optimized the setup time of the production line. What is the Lean technique applied by the operations manager?

a) Heijunka; b) SMED; c) 5S; d) Lean Layout

b

30

15. The periodic inventory analysis model is characterized by considering that:

a) The time between orders is constant and the size of the order varies;
b) The time between orders, and the order size varies;
c) The time between orders varies and the size of the order is constant;
d) The time between orders and the order size are constant

a

31

16. Fill in the blanks:

At a chemical company a young engineer was hired to handle the production planning process. First of all he tried to understand the steps involved. The person responsible began by describing the process as follows. "First we start by defining the ____________ planning where we assume a period of 12 months. We calculate the quantity of products to be produced and the levels of __________ to maintain. Since the company uses a _____ production strategy, it has constant production rates".

a) Strategic, costs, variable;
b) Aggregate, workers, level;
c) Strategic, orders, mixed;
d) Aggregate, inventory, level

d

32
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17. The company Brite & Smith produces A as final product. The product tree (bill of materials, BOM) of product A is characterized as:

- a unit of A needs: one unit of B, one unit of C and two units of D;
- a unit of B needs: two units of C;
- a unit of D needs: a unit of B;
The levelled material tree (BOM) of product A is defined in Figure___________.
a) Figure a;

b) Figure b;

c) Figure c;

d) Figure d

a

33
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The company Brite & Smith produces A as final product. The product tree (bill of materials, BOM) of product A is characterized as:

- a unit of A needs: one unit of B, one unit of C and two units of D;
- a unit of B needs: two units of C;
- a unit of D needs: a unit of B;

18. Consider product A and its BOM tree described.

Indicate the missing values in the MRP table below . Note that:
Product A: uses a lot-for-lot policy and a lead-time of two weeks.

Product B: uses a lot-for-lot policy and a lead time of 1 week.

Product D: uses a policy of production of fixed quantities of 150 units and a lead time of 1 week

a) 1= 250, 2= 500, 3= 500, 4= 500;
b) 1= 250, 2= 250, 3= 250, 4= 250;
c) 1= 250, 2= 500, 3= 250, 4 =450;
d) 1= 250, 2= 500, 3= 250, 4= 0

Validated through our whatsapp group

c

34
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19. The orders issue the supplier and / or production relating to the "Value 2" and "Value 3" Values are scheduled to be launched in:

a) Week 5 and 5;
b) Week 6 and 6;
c) Week 5 and 6;
d) Week 5 and 4

a

35

20. The company Brite & Smith produces a set of very innovative products with unpredictable demand. The company's goal is to ensure a high level of service at a reduced cost. What kind of strategy do you recommend for managing this supply chain?

a) Push;
b) Produce to order;
c) Pull;
d) Reduce costs

c

36

2 - Term describes a special ability that production does especially well to outperform the competition?

A) Operations Capability;
B) Process Engineering;
C) Value – Added Analysis;
D) Supply Chain Management;
E) Total Quality Management;

a

37

3. A ____________ encompasses all activities associated with the flow and transformation of goods from the raw material stage, through to the end user, as well as the associated information flows.

a. production line;
b. supply chain;
c. marketing channel;
d. warehouse

b

38

35. Which of the following statements about supply chain soft is false?

a. many supply chain software packages are developed specific, rather than general, applications;
b. supply chain software packages can focus on specific functional activities such as transportation and warehousing;
c. supply chain software packages can focus on specific supply chain processes such as customer relationship management;
d. supply chain software packages can attempt to simultaneously optimize supply chain processes across organizations;
e. all are true

a

39
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1.6.Based in the following Table, which item(s) can be classified as type A?

a) C-B-E;
b) F-A-H-D;
c) C;
d) F

c

40

1 - Which of these definitions can describe Supply Chain Management better?

A) Managing the flow of material from upstream to downstream;
B) Managing flow of material and information;
C) Managing flow of material and information in upstream and downstream processes to add value to customer requirements;
D) Managing the logistics and transport to improve quality of service and product;
E) Supply Chain Management is the sub-set of logistics management;

c

41

3. A ____________ encompasses all activities associated with the flow and transformation of goods from the raw material stage, through to the end user, as well as the associated information flows.

a. production line;
b. supply chain;
c. marketing channel;
d. warehouse

b

42

19. Which of the following is not a way to reduce inventory levels?
a. supply-push replenishment;
b. smaller, more frequent orders;
c. use of premium transportation;
d. elimination of slow moving products

a

43

A new startup "Kitch" was launched in Lisbon on the 14th of May to help premium and fine dinning restaurants set-up their taylor made take-away service.
These restaurants were resisting to adhere to take-away service because they believed it was bad for their brand outlook to have delivery system's vehicles and workers standing and waiting outside its restaurants.

In that sense, these restaurants are putting____above______.
a) A- Quality; B - Flexibility
b) A- Quality; B - Cost
c) A- Efficiency; B - Flexibility
d) A- Efficiency; B - Cost

Validated through our whatsapp group

a

44

"The overall nature and design of any process is strongly influenced by the __________ of what it has to process"

a) The chase and level strategy

b) The scheduling and processing time

c) The volume and variety

d) None of the above

Validated through whatsapp

c

45

Nowadays, the world is eager to find a vaccine or even a treatment for the Corona Virus Pandemic. To do so, the WHO is developing a project with multidisciplinary teams. These member teams have skills in: finance to manage the budgets, the RT forecast, research and development, anti-bodies, batch testing, among others.

Which strategy is most important to be used at this moment?

a) Sequential engineering

b) Simultaneous/Concurrent engineering

c) Make to stock engineering

d) Just in time engineering

(Not a verified answer. Please confirm.)

b

46

The Lean implementation should start in:

a) The Gemba

b) The Mura

c) The Muda

d) The Muti

(Not a verified answer. Please confirm.)

c

47

The ability to change the product accordingly to the customers’ needs is denoted by:

a) Dependability

b) Time

c) Flexibility

d) Quality

(Not a verified answer. Please confirm.)

c

48

Company A is leader in its segment and with international quality certification. Company A is currently planning which resources to use, to meet the demand forecast, for the next 6 months. A normal labour hour costs is 10 € / hour, an extra hour costs is 15 € / hour and an outsource hour costs is 9 € / hour. However, its partner, that usually is subcontracted, has a lower product quality than company A.

Based on this information Company A must:
a) Fulfil the demand using normal hours and when normal hours are not enough, should outsource the production, but only for small quantities production
b) Fulfil the demand using normal hours and when normal hours are not enough, should outsource the production because has lower cost, regardless of the quantity

c) Fulfil the demand using normal hours and when normal hours are not enough, use overtime, because quality and customers satisfaction are very important for the company

d) Fulfil all the demand by outsourcing al the production because has the lowest cost

c

49

The aim of a supply chain is to produce and distribute the product:

a) the right quantity, location and time

b) In large quantity, little mix of products and time.

c) In the right production time, without inventory and with the right human resources

d) In the right flexibility, cost, and relationships in the shop floor
(Not a verified answer. Please confirm.)

a

50
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Classify at the operational level the process represented in figure above.

a) Project process

b) Repetitive process

c) Continuous process

d) Batch production

(Not a verified answer. Please confirm.)

b

51

The concurrent engineering _____and_______.
Fill in the blanks:

a) Allows gain time in product design; increases the production costs

b) Increase time in product design; is faster in problem identification

c) Is slower in problem identification; costs reduction

d) Allows gain time in product design; cost reduction

Validated through our whatsapp group

d

52

The concept Available to Promise Inventory (ATP) is used to analyse if the process has:

a) Costs to fulfil the orders that may arrive later on

b) Flexibility to fulfil order that may arrive later on

c) Inventory available to fulfil current orders

d) Flexibility to fulfil current orders
(Not a verified answer. Please confirm.)

b

53

The ABC company is in an emerging market, and its products demand hasa high variability, every month. Its production runs an 8h shift/day using a stable working force of 10 employees. However, CEO want to offset the demand variability through the inventory levels.

Based on these characteristics which production planning strategy may be used by the CEO?

a) Chase strategy

b) Stable workforce

c) Mixed strategy

d)Level strategy

Validated through our whatsapp group

d

54

Consider the following actions implemented by Hospital Tejo and relate them to performance objectives.
A- The hospital has available to their patient many products and service and is able to offer a wide range of treatments.

B- The Hospital CEO uses operation management techniques to: minimize process setup and optimized routes (e.g. routes for the patient, or clothes used in the hospital).

The Hospital Tejo defines its main strategy considering the performances objectives, which are:

a) Flexibility;B-Speed

b) Quality; B-Speed

c) A-Efficacy; B-Flexibility

d) A-Efficiency; B-Quality

(Not a verified answer. Please confirm.)

a

55

The House of Quality is an instrument that allows:

a) The management of the quality of physical goods and services with a view to continuous improvement

b) Integrated management of all company functions, subordinating all activity to the principles of Total Quality Management

c) Design a new product according to the needs of customers and the offer of competitors

d) The adoption of competing engineering methodologies

(Not a verified answer. Please confirm.)

c

56

Identify the statement that follow the Lean philosophy:

a) Uses external experts to improve its process

b) The empowerment of its employees

c) The reduction of cost is reached through the economy of scale

d) is focused in the problem

(Not a verified answer. Please confirm.)

b

57

The Company XPTO specified, very clearly in its request for proposal, that the service to be provided should guarantee "that the repair should start, at the most, one hour after the request has been made". Despite this value being the standard value in the market, a competitor submitted a proposal defining 45 minutes has the maximum period to start the repair.

This factor should be classified as:

a) Creating customer value

b) An ‘order winner’

c) An ‘order qualifier’

d) Creating value for the supplier

Validated through our whatsapp group

b

58

The main goal of Safety stock is to:

a) Avoid the increase of holding costs

b) Guarantee that the service level is achieved, and demand uncertainty doesn ‘t has impact in the customers.

c)Protects the supplier against delivery delays

d) It is always less than the economic order quantity

(Not a verified answer. Please confirm.)

b

59

The five P's of Operations Management are:

a) People, Products, Production System; Price; Post-sale support

b) People; Process; Parts; Price and Plants

c) People, Process, Parts, Planning and Plants

d) People, Parts, Production, Product, Post-sale Support

c

60

The application of Single Minute Exchange of Die (SMED) aims to:

a) Reduce the displacement and waiting time

b) Transform internal activities in external activities

c) Characterize the processing tasks in adding value or no adding value

d) Identify the root of the problem

(Not a verified answer. Please confirm.)

b

61

A small grocery nearby my home, has an inventory management already defined with its suppliers. So, the customer already knows that, every Monday, is the day to receive the fresh vegetables. The flour and sugar supplier meets the delivers every Tuesday, and so on with the other products.

Based on this behaviour, which inventory model is followed by the grocery owner?
a) Continuous inventory model

b) Newsboy model

c) Price-break model

d) Periodic inventory model

(Not a verified answer. Please confirm.)

d

62

What can be said about forecasting?

a) Forecast gets worse as the time horizon increases

b) Forecast is always right

c) The better the forecast the higher the need for risk pooling

d) Forecast increases uncertainty

a

63

Consider the following services:
A- Michelin star restaurant
B- Online clothing store
Which of the services can achieve greater production efficiency?

a) Aand B can be equally efficient in production, considering the efficiency only on management and not on contact with the customer

b) it will be easier to achieve efficiency in service B

c) The concept of efficiency in the process does not apply in services

d) it will be easier to achieve efficiency in service A

Validated through our whatsapp group

a

64

Which one of the following statements is NOT a reason to outsource a product production?

a) To strengthen the control in the process

b) To allow access to better technical capabilities

c) To reduce operating costs

d) To focus activity on key areas (core business areas)

(Not a verified answer. Please confirm.)

a

65

The layout and organization of a modern hospital has its resources organized by ________, which are shared among the patients every time is necessary, following a ___________.

Fill in the blanks:

a) Duplicating the operations to avoid competition between resources, process-oriented structure

b) Functions, process-oriented structure

c) Duplicating the operations to avoid competition between resources, product-oriented structure

d)Functions, product-oriented structure

(Not a verified answer. Please confirm.)

b

66

The process of developing a new product:

a) It begins with the definition of the technical characteristics of the product

b) Starts with the collaboration of marketing professionals.

c) Ends with the delivery of the drawings

d) Aims to create a better product than the competition

(Not a verified answer. Please confirm.)

b

67

Kanban can be defined as:

a) a bin used to transport the components over the production line

b) a card used in the operation to instruct the operation to initiate the production

c) a production equipment used in the production line

d) None of the above

b

68

The Periodic Review Policy is characterized as:
a) The safety stock will be as high as the shortest delivery time

b) The quantity to be ordered is fixed because the period between orders is variable

c) The safety stock will be as high as there is less uncertainty in demand

d) An order must be launched whenever the pre-defined time to order is reached

Validated through whatsapp

a

69

Which of the following is NOT a waste associated with lean production?

a) Transport of materials from one operation to another

b) Minimum processing time

c) Inventory of components

d) Line change time from product A to product B (Setup time)
(Not a verified answer. Please confirm.)

b

70

The CEO of XPTO company wants to develop the aggregate plan that offer him the plan with the min production cost (the optimal value).

To do so, which methodology should be followed?

a) Cut-and-try

b) Meta-heuristics

c) Simulation

d) Transportation method (Linear Programming)
(Not a verified answer. Please confirm.)

d

71

Reducing the service offered to the customer makes itmore difficult to compete on the basis of

a) Price

b) Flexibility

c) Quality

d) Order-winners
(Not a verified answer. Please confirm.)

b

72

The XPTO company is in a mature market, and its products demand is very stable (every month). Its production runs an 8h shift/day using a stable working force of 10 employees. However, CEO is keened to guarantee the service level to their customer. Based on these characteristics the CEO wants to develop an aggregate plan and is deciding which production planning strategy may use.

Based on the information available which strategy should the CEO use:

a) Mixed strategy

b) Stable workforce

c) Level strategy

d) Chase strategy

(Not a verified answer. Please confirm.)

a

73

Process Design 4C's:

a) Creativity; Complexity; Commitment; Choice

b) Creativity; Complexity; Control; Choice

c) Creativity; Captivating ; Control; Choice

d) Creativity; Complexity; Commitment; Charming

a

74

The______inventory model has the advantages of having lower_______, due to the use of fixed order quantity and, consequently, lower safety stock. Complete the banks:

a) Countinuos; holding cost
b) Periodic; safety stock;
c) Price-breaking; ordering cost;
d) None of the above

Validated through our whatsapp group

a