SCM CH 7S

10) Utilization will always be lower than efficiency because: A) effective capacity is less than design capacity. B) effective capacity is greater than design capacity. C) effective capacity equals design capacity. D) expected output is less than actual output. E) expected output is less than rated capacity.

A

16) An organization whose capacity is on that portion of the average unit cost curve that falls as output rises: A) has a facility that is below optimum operating level and should build a larger facility. B) has a facility that is above optimum operating level and should reduce facility size. C) is suffering from diseconomies of scale. D) has utilization higher than efficiency. E) has expected output higher than rated capacity.

A

9) Which of the following represents an aggressive approach to demand management in the service sector when demand and capacity are not particularly well matched? A) lower resort hotel room prices on Wednesdays B) appointments C) reservations D) first-come, first-served rule E) none of the above

A

7) Basic break-even analysis typically assumes that: A) revenues increase in direct proportion to the volume of production, while costs increase at a decreasing rate as production volume increases. B) variable costs and revenues increase in direct proportion to the volume of production. C) both costs and revenues are made up of fixed and variable portions. D) costs increase in direct proportion to the volume of production, while revenues increase at a decreasing rate as production volume increases because of the need to give quantity discounts. E) All of the above are assumptions in the basic break-even model.

B

17) ________ is the number of units a facility can hold, store, receive, or produce in a period of time.

Capacity

7) What is sometimes referred to as rated capacity? A) efficiency B) utilization C) effective capacity D) expected output E) design capacity

D

10) Which of the following is not one of the four principles of bottleneck management? A) Release work orders to the system at the bottleneck's capacity pace. B) Lost time at the bottleneck is lost system capacity. C) Increasing capacity at non-bottleneck stations is a mirage. D) Increased bottleneck capacity is increased system capacity. E) Bottlenecks should be moved to the end of the system process.

E

14) Which of the following techniques is NOT a technique for dealing with a bottleneck? A) Schedule throughput to match the capacity of the bottleneck. B) Increase the capacity of the constraint. C) Have cross-trained employees available to keep the constraint at full operation. D) Develop alternate routings. E) All are techniques for dealing with bottlenecks.

E

2) 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

1) The bottleneck time is always at least as long as the throughput time.

False

2) To find the throughput time with simultaneous processes, compute the time over all paths and choose the shortest path through the system.

False

3) Capacity decisions are based on technological concerns, not demand forecasts.

False

11) TOC was popularized by: A) Goldratt and Cox. B) Ford. C) Taguchi. D) Deming. E) Motorola and GE.

Goldratt and cox

17) Describe the theory of constraints in a sentence.

TOC is body of knowledge that deals with anything that limits an organization to achieving its goals

4) Break-even is the number of units at which: A) total revenue equals price times quantity. B) total revenue equals total variable cost. C) total revenue equals total fixed cost. D) total profit equals total cost. E) total revenue equals total cost.

Total rev=total cost

6) A useful tactic for increasing capacity is to redesign a product in order to facilitate more throughput.

True

1) Changes in capacity may lead, lag, or straddle the demand.

True

4) Expected output is sometimes referred to as rated capacity.

True

5) Price changes are useful for matching the level of demand to the capacity of a facility.

True

Design capacity is the theoretical maximum output of a system in a given period under ideal conditions.

True

The theory of constraints is a body of knowledge that deals with anything that limits an organization's ability to achieve its goals.

True

14) Which of the following represents a common way to manage capacity in the service sector? A) appointments B) reservations C) changes in staffing levels D) first-come, first-served service rule E) "early bird" specials in restaurants

c

19) ________ is actual output as a percent of effective capacity.

efficiency

12) TOC strives to reduce the effect of constraints by: A) offloading work from constrained workstations. B) increasing constrained workstation capability. C) changing workstation order to reduce throughput time. D) A and B E) A, B, and C

offloading work from constrained workers and increasing constrained workstation capability

bottleneck time

time/output

Throughput time

total time

18) ________ is actual output as a percent of design capacity.

utilization

15) Adding a complementary product to what is currently being produced is a demand management strategy used when: A) demand exceeds capacity. B) capacity exceeds demand for a product that has stable demand. C) the existing product has seasonal or cyclical demand. D) price increases have failed to bring about demand management. E) efficiency exceeds 100 percent.

C

8) Effective capacity is the: A) maximum output of a system in a given period. B) capacity a firm expects to achieve given the current operating constraints. C) average output that can be achieved under ideal conditions. D) minimum usable capacity of a particular facility. E) sum of all of the organization's inputs.

B