Deck 8: Facility Layout

Question 1

A manufacturing cell groups identical machines together to work on products having similar shapes and processing requirements.

Answer 1

False

Question 2

An assembly-line layout is similar to the basic production layout format of flow-shop layout.

Answer 2

True

Question 3

Systematic layout planning is used to design products.

Answer 3

False

Question 4

For the purposes of assembly-line balancing, cycle time is found by dividing production time per day by the required units of output per day.

Question 5

The first step in balancing an assembly line is to specify the precedence relationships among tasks to be performed on the line.

Question 6

If the sum of the task times required to produce a product is 80 minutes and the cycle time for the same product is 15 minutes, the theoretical minimum number of workstations is 8 using the assembly-line balancing procedure.

Question 7

In balancing an assembly line, workstation cycle time has to be less than the time between successive units coming off the end of the line.

Question 8

In designing a production layout a flexible line layout might have the shape of a "U".

Question 9

The term "assembly line" refers to progressive assembly linked by some material handling device.

Question 10

In designing a production line, a mixed-model line layout is used by JIT manufacturers.

Question 11

In assembly-line balancing, the theoretical minimum number of workstations is found by a ratio of the sum of all task times divided by the cycle time.

Question 12

Assembly lines are a special case of a project layout.

Question 13

Assembly lines are a special case of product layout.

Question 14

If the sum of the task times required to produce a product is 45 minutes and the cycle time for the same product is 10 minutes, the theoretical minimum number of workstations is 5 using the assembly-line balancing procedure.

Question 15

A project layout is similar to the basic production layout format of the workcenter.

Question 16

A workcenter layout is similar to the basic production layout format of job-shop.

Question 17

A manufacturing cell layout is similar to the workcenter and assembly-line layouts.

Question 18

The efficiency of an assembly line is found by a ratio of the sum of all task times divided by the cycle time.

Question 19

The objective of a mixed-model line layout is to meet the demand for a variety of products and avoid building high inventories.

Question 20

The assembly-line balancing procedure determines the precedence relationships of manufacturing tasks.

Question 21

The term ambient conditions refers to background characteristics of the service.

Question 22

A project layout is characterized by a high degree of task ordering.

Question 23

Which of the following is a hybrid type of production layout format?

A) Process flow diagram
B) Workcell center
C) Systematic plan
D) Simo charts
E) Manufacturing cell

Question 24

A job-shop is also known as a functional layout.

Question 25

Mixed-model production is solely about using the same production facility to produce different versions of a product.

Question 26

The term retailscape refers to the physical surroundings in which the service takes place and how these surroundings affect customers and employees.

Question 27

Which of the following is not considered an input to the layout decision in facility layout analysis?

A) Cost per square foot of alternative facilities
B) Space requirements for the elements in the layout
C) Specification of objectives and corresponding criteria to be used to evaluate the design
D) Estimates of product or service demand on the system
E) Processing requirements in terms of the number of operations and the flow between elements in the layout

Question 28

Assembly-line balancing means assigning all necessary tasks to a series of workstations so that each workstation has no more than can be done in the workstation cycle time and so that idle time across all workstations is minimized.

Question 29

The objective of a retail service layout is to maximize net profit per square foot of store space.

Question 30

Which of the following is not a basic type of production layout format?

A) Workcenter
B) Process layout
C) Manufacturing cell layout
D) Project layout
E) Assembly line

Question 31

When a single task time is longer than the desired workstation cycle time, the only option is to split the task into two or more tasks.

Question 32

A project layout is characterized by a relatively low number of production units in comparison with workcenter and assembly-line formats.

Question 33

The trend in office layout is toward smaller-and-smaller offices as well as offices without doors.

Question 34

The longest required task time constrains the workstation cycle time used to design the assembly-line.

Question 35

It would be rare to find more than one layout type in the same production facility.

Question 36

The formats by which departments are arranged in a facility are defined by the level of production volume.

Question 37

The most common approach to developing a workcenter layout is to arrange workcenters consisting of similar volume processes in a way that optimizes their relative placement.

Question 38

An assembly line is also known as a flow-shop layout.

Question 39

A manufacturing cell groups the same or similar machines into cells to work on products that have dissimilar shapes and dissimilar processing requirements.

Question 40

When designing an assembly-line, you should always re-balance when the efficiency is not high.

Question 41

Which of the following is not a benefit of a manufacturing cell layout?

A) Better human relations
B) Improved operator expertise
C) Less in-process inventory and material handling
D) Faster production setup
E) Reduced cost

Question 42

Which of the following basic types of production layout formats is one that has similar equipment or functions are grouped together?

A) Production line layout
B) Assembly-line layout
C) Workcenter
D) Group technology layout
E) Manufacturing cell layout

Question 43

Using the assembly-line balancing procedure, which of the following is the required cycle time in minutes per unit if the daily production time is 480 minutes and the required daily output is 50 units?

A) 0.104
B) 50
C) 9.6
D) 480
E) Cannot be determined from the information given

Question 44

Using the assembly-line balancing procedure, which of the following is the theoretical minimum number of workstations if the task times for the six tasks that make up the job are 4, 6, 7, 2, 6, and 5 minutes, and the cycle time is 10 minutes?

A) 3
B) 5
C) 6
D) 8
E) None of these choices are correct.

Question 45

In the design of retail service layouts, the term "ambient conditions" could refer to which of the following?

A) Temperature
B) How much money a customer spends
C) How long the customer stays
D) Employee morale
E) Customers' perceptions of the service

Question 46

Using the assembly-line balancing procedure, which of the following is the theoretical minimum number of workstations if the task times for the eight tasks that make up the job are 7, 4, 7, 8, 9, 4, 3, and 6 minutes, and the cycle time is 8 minutes?

A) 3
B) 5
C) 6
D) 8
E) None of these choices are correct.

Question 47

(Choose the most appropriate answer from the choices below) A manufacturing cell layout.
I. allocates dissimilar machines into cells to produce product families (similar shapes and processing requirements).
II. improves operator expertise.
III. reduces cost.

A) I
B) II
C) III
D) I, II, and III
E) I and II only

Question 48

In the design of retail service layouts, the term "ambient conditions" could refer to which of the following?

A) Signs
B) Symbols
C) Artifacts
D) Lighting
E) Speed of service

Question 49

This layout groups dissimilar machines to work on products that have similar shapes and processing requirements.

A) Workcenter
B) Manufacturing cell
C) Job shops
D) Flow-shop layout
E) Servicescape

Question 50

In the design of retail service layouts, the term "ambient conditions" does not refer to which of the following?

A) Noise level
B) Music
C) Lighting
D) Scent
E) Staffing

Question 51

We would expect to see in a manufacturing cell layout which of the following?

A) Large teams who collectively do a small part of a finished product
B) A small team of workers who turn out complete units of work
C) More in-process inventory
D) Long production setup times
E) None of these choices are correct.

Question 52

Using the assembly-line balancing procedures for any assembly-line balancing problem, which of the following is most correct?

A) The theoretical minimum number of workstations is always less than number of workstations actually used.
B) The theoretical minimum number of workstations is sometimes more than number of workstations actually used.
C) The theoretical minimum number of workstations is never less than number of workstations actually used.
D) The theoretical minimum number of workstations is sometimes less than Y and sometimes more than number of workstations actually used.
E) The theoretical minimum number of workstations is always less than or equal to number of workstations actually used.

Question 53

When balancing an assembly line, which of the following is not a way to reduce the longest task time below the required workstation cycle time?

A) Upgrade the equipment.
B) Assign a roaming helper to support the line.
C) Split the task between two workstations.
D) Speed up the assembly-line transfer mechanism.
E) Use a more skilled worker.

Question 54

The term "servicescape" refers to which of the following?

A) The schematic diagram of the service flows of material, information, and customers
B) The emergency exit plan from a service facility
C) The physical surroundings in which the service takes place
D) The network of government rules regulating the service
E) The broadest concept of the service business

Question 55

(Choose the most appropriate answer from the choices below) In an assembly line balancing problem, work station cycle time.
I. will decrease as the required production per day increases, other things remaining the same.
II. will increase as the required production per day increases, other things remaining the same.
III. will decrease as the production time per day increases, other things remaining the same.
IV. will increase as the production time per day increases, other things remaining the same.

A) I
B) II
C) III
D) IV
E) I. and IV

Question 56

You have just determined the actual number of workstations that will be used on an assembly line to be 8 using the assembly-line balancing procedure. The cycle time of the line is 10 minutes, and the sum of all that tasks required on the line is 60 minutes. Which of the following is the correct value for the resulting line's efficiency?

A) 0.500
B) 0.650
C) 0.750
D) 0.850
E) None of these choices are correct.

Question 57

Which of the following is not a step in developing a manufacturing cell layout?

A) Grouping parts into families that follow a common sequence of steps
B) Identifying dominant flow patterns of parts families as a basis for location of processes
C) Physically grouping machines and processes into cells
D) Disposing of leftover machinery and outsourcing ungrouped processes
E) None of these choices are correct.

Question 58

Which of the following basic types of production layout formats is one in which equipment or work processes are arranged according to the progressive steps by which the product is made?

A) Job-shop layout
B) Functional layout
C) Assembly-line layout
D) Group technology layout
E) Process layout

Question 59

You have just determined the actual number of workstations that will be used on an assembly line to be 6 using the assembly-line balancing procedure. The cycle time of the line is 5 minutes, and the sum of all that tasks required on the line is 25 minutes. Which of the following is the correct value for the resulting line's efficiency?

A) 0.500
B) 0.833
C) 0.973
D) 0.990
E) None of these choices are correct.

Question 60

Using the assembly-line balancing procedure, which of the following is the required cycle time if the production time in minutes per day is 1,440 and the required output per day in units is 2,000?

A) 0.72
B) 1.388
C) 250
D) 500
E) Cannot be determined from the information given