opma ch6 l.s.

The ______ relationship identifies the restrictions imposed by product design and process technologies.

precedence

Which of the following is not a step in the process to balance an assembly line?

randomly assign tasks to workstations

the calculated theoretical number of workstations should be ____________________.

rounded up to the next highest integer.

In a project layout, a high degree of __________ is common.

task ordering

True or false: Manufacturing processes are used to make tangible goods. True false question.

true

True or false: The longest required task time often defines the shortest possible workstation cycle time for production.

true

Which statement is true regarding differences between service and manufacturing organizations?

Manufacturing organizations must plan and hold inventory.

Which process layout is best used for manufacturing liquids?

continous

_____________ is used to avoid expensive shut downs by operating 24 hours a day.

continuous process

Inventory turn is calculated by

dividing cost of goods sold by average inventory value.

True or false: The total work at a workstation is equal to the sum of all tasks to complete a product.

false

The time between successive units coming off the end of an assembly line is referred to as

workstation cycle time

True or false: Typically, there is a trade-off where quicker response to customer demand comes at the expense of greater inventory investment. True false question.

true

A____ line layout can increase operator access and improve workstation time.

u-shaped

Which of the following is not a way to reduce the required time for a task?

use a less skilled worker

There are _______dimensions depicted on a product-process matrix.

2

Last year a firm had an average inventory of $1,500,000 and the cost of goods sold was $3,750,000. What was the inventory turn last year?

2.5

An assembly line must produce 1,000 units in an 8 hour day. Assuming the line operates continuously, what is the required workstation cycle time?

28.8 seconds (8*60min*60sec)/1000 uts

If the sum of all task times is 100 seconds and the required cycle time is 21 seconds, what is the theoretical minimum number of workstations? Multiple choice question.

5 100/21=4.76=5 round up

A production process map is built by

A production process map is built by

Which of the following is NOT true about a workcenter layout?

A workcenter layout is commonly used for systems with high production volumes.

Which are characteristics of a continuous process line?

Highly automated machinery is used. Shutdowns can be expensive. May operate 24 hours a day.

Little's law relates inventory, throughput rate, and flow time as

Inventory = Throughput rate x Flow time

Identify the true statements about assembly-line and continuous process layouts.

Often, the item being produced in a continuous process is a liquid or chemical that actually flows through the system. In an assembly line, a product goes through a progressive set of steps. In a continuous process, a product moves continuously through the process.

Rank the production process layouts from lowest- to highest-volume (top to bottom).

Project Workcenter Manufacturing cell Assembly line

Workcenters with large amounts of interdepartmental traffic are often placed Multiple choice question.

adjacent to each other

A flexible line layout may improve assembly-line balance by Multiple choice question.

allowing work sharing among employees

Which common layout format refers to the progressive build of a product?

assembly layout

An _______________ _______________ arranges processes according to the sequence of steps by which the product is manufactured.arranges processes according to the sequence of steps by which the product is manufactured.

assembly line

Which layout moves product from workstation to workstation at a controlled rate?

assembly line

Which the following describes the layout for items produced through a fixed sequence of workstations?

assembly line

Which of the following products would use a project layout?

bridge

With which of the following goods would a continuous process be used?

chemicals

The point in the supply chain where inventory is positioned to allow the preceding processes to operate independently is the

customer order decoupling point.

Lead time can vary based on ______.

customization of the product being produced. location of the manufacturing facility.

Which of the following is not a step required to make a good?

decoupling

Customer order decoupling points

determine lead times can impact inventory investment

The required workstation cycle time is determined by

dividing the production time per day by the required output per day.

A firm that works with the customer to design a product but has less control over materials and steps in manufacturing until the product has been designed is known as a(n)

engineer

The time required to respond to a customer order is known as

lead time

The long-term relationship between inventory, throughput, and flow time is mathematically related using _________'s law.

little

A map showing the flow of materials through a manufacturing system is known as a _______________-to-_______________ process map.A map showing the flow of materials through a manufacturing system is known as a -to- process map.

make to stock

Firms that service customers from finished goods inventory are known as which of the following

make to stock

The issue of balancing the level of finished inventory against the level of service to the customer occurs in which type of firm? Multiple choice question.

make to stock

A _________ layout uses dedicated areas for production of similar products.

manufacturing cell

Which layout format groups machines to work on products that have similar processing requirements?

manufacturing cell

When attempting to balance an assembly-line, the amount of idle time across workstations should be _________________. Multiple choice question.

minimized

Workcenters are often focused on

one type of operation

On an assembly-line, the order in which tasks must be performed is called the __________.

precedence relationship

To determine the required workstation cycle time, an analyst needs to know the _______________ _______________ per day and the required _______________ per day (in units).

production time output

In which production system does the product remain in one place while resources (such as workers or equipment) travel to the product when needed? Multiple choice question.

project layout

________ techniques are typically used to manage production processes that follow a project layout structure.

project managment

Which of the following describes the step where parts are procured from one or more suppliers?

sourcing

When parts are moved on a conveyor that passes a series of workstations in a uniform time interval, this is called the ___________________.

work station cycle time

Which work flow structure is appropriate for a process with great flexibility to produce a variety of products? In a _______________ layout, machines are grouped according to type or function and parts travel to the appropriate location for processing.layout, machines are grouped according to type or function and parts travel to the appropriate location for processing.

workcenter