ISDS FINAL QUIZ 4
A work system has five stations that have process times of 5, 9, 4, 9, and 8. What is the bottleneck time? A. 9 B. 18 C. 7 D. 4 E. 35
A
An assembly line has 10 stations with times of 1, 2, 3, 4, ..., 10, respectively. What is the bottleneck time? A. 18.18% of the throughput time B. 50% of the throughput time C. 550% of the throughput time D. 100% of the throughput time E. 1.82% of the throughput time
A
A hospital's layout most closely resembles which of the following? A. job shop B. retail C. product oriented D. project E. work cell
A
Balancing a work cell is done: A. as part of the process of building an efficient work cell. B. before the work cell equipment is sequenced. C. to minimize the total movement in a process layout. D. so that each assembly line workstation has exactly the same amount of work. E. before takt time is calculated.
A
The Academic Computing Center has five trainers available in its computer labs to provide training sessions to students. Assume that the design capacity of the system is 1900 students per semester and that effective capacity equals 90% of design capacity. If the number of students who actually got their orientation session is 1500, what is the efficiency of the system? A. 87.7% B. 90% C. 1350 students D. 78.9% E. 1710 students
A
Which of the following statements regarding "proximity" in the location decision is FALSE? A. Clustering among fast food chains occurs because they need to be near their labor supply. B. Reduction in bulk is a good reason for a manufacturer to locate near the supplier. C. Service organizations find that proximity to market is the most critical primary location factor. D. Perishability of raw materials is a good reason for manufacturers to locate near the supplier, not the customer. E. Manufacturers want to be near customers when their product is bulky, heavy, or fragile.
A
"A special arrangement of machinery and equipment to focus on production of a single product or group of related products" describes what layout type? A. work cell B. intermittent production C. job shop D. warehouse layout E. fixed-position layout
A
A concert hall, employing both ticket takers and ushers to seat patrons, behaves typically as which of the following? A. single-server, single-phase system B. multiple-server, multiphase system C. multiple-server, single-phase system D. single-server, multiphase system E. multiple-server, cross-phase system
B
A waiting line model meeting the assumptions of M/M/1 has an arrival rate of 2 per hour and a service rate of 6 per hour. What is the utilization factor for the system? A. 0.25 B. 0.33 C. 0.50 D. 0.67 E. 3.00
B
A waiting line, or queuing, system has three parts, which are: A. sequencing policy, penalty for reneging, and expediting of arrivals. B. arrivals or inputs, queue discipline or the waiting line itself, and the service facility. C. distribution of arrival times, discipline while waiting, and distribution of service times. D. arrival discipline, queue discipline, and service sequencing. E. arrival rate, service rate, and utilization rate.
B
Adding a complementary product to what is currently being produced is a demand management strategy used when: A. price increases have failed to bring about demand management. B. the existing product has seasonal or cyclical demand. C. efficiency exceeds 100 percent. D. demand exceeds capacity. E. capacity exceeds demand for a product that has stable demand.
B
Balancing a work cell is done: A. to minimize the total movement in a process layout. B. as part of the process of building an efficient work cell. C. before takt time is calculated. D. so that each assembly line workstation has exactly the same amount of work. E. before the work cell equipment is sequenced.
B
In location planning, environmental regulations, cost and availability of utilities, and taxes are: A. global factors. B. regional/community factors. C. site-related factors. D. country factors. E. None of the above.
B
The reason fast food restaurants often are found in close proximity to each other is: A. they enjoy competition. B. location clustering near high traffic flows. C. low cost. D. availability of skilled labor. E. All of the above.
B
The transportation model, when applied to location analysis: A. minimizes total fixed costs. B. minimizes total production and transportation costs. C. minimizes the movement of goods. D. maximizes revenues. E. minimizes total transportation costs.
B
Which of the following represents a common way to manage capacity in the service sector? A. appointments B. changes in staffing levels C. first-come, first-served service rule D. reservations E. "early bird" specials in restaurants
B
Which one of the following is NOT a characteristic of a Model C or M/D/1 system? A. Poisson arrival rate pattern B. exponential service time pattern C. single server D. unlimited population size E. single phase
B
A employee produces 15 parts during a shift in which he made $90. What is the labor content of the product? A. $90 B. $0.167 C. $6 D. $1,350 E. $5
C
A system in which the customer receives service from only one station and then exits the system is which of the following? A. a multiphase system B. a limited-access system C. a single-phase system D. a multiple channel system E. a single-channel system
C
An organization whose capacity is on that portion of the average unit cost curve that falls as output rises: A. is suffering from diseconomies of scale. B. has expected output higher than rated capacity. C. has a facility that is below optimum operating level and should build a larger facility. D. has a facility that is above optimum operating level and should reduce facility size. E. has utilization higher than efficiency.
C
Balancing a work cell is done: A. to minimize the total movement in a process layout. B. before the work cell equipment is sequenced. C. as part of the process of building an efficient work cell. D. so that each assembly line workstation has exactly the same amount of work. E. before takt time is calculated.
C
The fixed-position layout would be MOST appropriate in which of the following settings? A. a doctor's office B. a washing machine assembly line C. a cruise ship assembly facility D. a casual dining restaurant E. a fast-food restaurant
C
Which of the following is an example of a finite arrival population? A. shoppers arriving at a supermarket B. cars arriving at a suburban car wash C. copy machines in a copying shop that break down D. students at a large university registering for classes E. all of the above
C
Which of the following is an example of a finite arrival population? A. students at a large university registering for classes B. shoppers arriving at a supermarket C. copy machines in a copying shop that break down D. cars arriving at a suburban car wash E. all of the above
C
A college registrar's office requires you to first visit with one of three advisors and then with one of two financial professionals. This system is best described as which of the following? A. single-server, multiphase system B. multiple-server, cross-phase system C. multiple-server, single-phase system D. multiple-server, multiphase system E. single-server, single-phase system
D
A location decision for a traditional department store (e.g., Macy's) would tend to have what type of focus? A. cost focus B. education focus C. environmental focus D. revenue focus E. labor focus
D
A work system has five stations that have process times of 5, 9, 4, 9, and 8. What is the throughput time of the system? A. 4 B. 7 C. 18 D. 35 E. 9
D
Intangible costs include which of the following? A. availability of public transportation B. quality of education C. quality of prospective employees D. All of the above. E. None of the above.
D
The transportation model, when applied to location analysis: A. maximizes revenues. B. minimizes the movement of goods. C. minimizes total fixed costs. D. minimizes total production and transportation costs. E. minimizes total transportation costs.
D
Utilization will always be lower than efficiency because: A. effective capacity is greater than design capacity. B. effective capacity equals design capacity. C. expected output is less than actual output. D. effective capacity is less than design capacity. E. expected output is less than rated capacity.
D
When making a location decision at the country level, which of these would be considered? A. zoning restrictions B. corporate desires C. land/construction costs D. location of markets E. air, rail, highway, waterway systems
D
When making a location decision at the country level, which of these would be considered? A. land/construction costs B. zoning restrictions C. corporate desires D. location of markets E. air, rail, highway, waterway systems
D
Why is Northern Mexico used as a cluster for electronics firms? A. venture capitalists located nearby B. high per capita GDP C. high traffic flows D. NAFTA E. natural resources of land and climate
D
A good layout requires determining: A. material handling equipment. B. cost of moving between various work areas. C. environment and aesthetics. D. capacity and space requirements. E. All of the above.
E
An airline ticket counter, with several agents for one line of customers, is an example of which of the following? A. single-server, single-phase system B. cross-server, single-phase system C. multiple-server, multiphase system D. single-server, multiphase system E. multiple-server, single-phase system
E
A hospital's layout most closely resembles which of the following? A. project B. work cell C. retail D. product oriented E. job shop
E
Of the four approaches to capacity expansion, the approach that "straddles" demand: A. uses incremental expansion. B. uses one-step expansion. C. at some times leads demand, and at other times lags. D. works best when demand is not growing but is stable. E. Choices A and C are both correct.
E
The main goal of retail layout is: A. minimizing storage costs. B. minimizing customer confusion regarding location of items. C. minimizing space required. D. minimizing material handling cost. E. maximizing profitability per square foot of floor space.
E
A focused work center is well suited to the production of a large family of products requiring similar processing, even if their demands are not very stable.
False
A waiting-line system with one waiting line and three sequential processing stages is a multiple-server, single-phase system.
False
Capacity decisions are based on technological concerns, not demand forecasts.
False
Location decisions are based on many things, including costs, revenues, incentives, attitudes, and intangibles, but not on ethical considerations.
False
The biggest advantage of a product layout is its flexibility to handle a varied product mix.
False
The study of waiting lines calculates the cost of providing good service but does not value the cost of customers' waiting time.
False
Utilization is the number of units a facility can hold, receive, store, or produce in a period of time.
False
Process-oriented layouts typically have low levels of work-in-process inventory.
False
An example of an intangible cost, as it relates to location decisions, is the quality of education.
True
Design capacity is the theoretical maximum output of a system in a given period under ideal conditions.
True
Service firms choose locations based, in part, on the revenue potential of a site.
True
The cost of waiting decreases as the service level increases.
True
The most common tactic to arrange departments in a process-oriented layout is to minimize material handling costs.
True
Unfavorable exchange rates can offset other savings in a location decision.
True
Cross-docking processes items as they are received, rather than placing them in storage.
True
