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APICS CPIM-8.0 Exam - Topic 4 Question 11 Discussion

How would a master production schedule (MPS) be used In an assemble-to-order (ATO) manufacturing environment?
A) The MPS is used to plan subassemblies and components; end items are only scheduled when a customer order is received.
B) Subassemblies are scheduled in the MPS when the customer order is received, and production can start.
C) Typically, the MPS is not used in companies using an ATO manufacturing strategy.
D) Often In an ATO environment, the MPS is created once a year and only revised if a product is discontinued.

APICS CPIM-8.0 Exam - Topic 4 Question 11 Discussion

Actual exam question for APICS's CPIM-8.0 exam
Question #: 11
Topic #: 4
[All CPIM-8.0 Questions]

How would a master production schedule (MPS) be used In an assemble-to-order (ATO) manufacturing environment?

Show Suggested Answer Hide Answer
Suggested Answer: A

In an assemble-to-order (ATO) manufacturing environment, the MPS is used to plan subassemblies and components that have long lead times or high demand variability. These subassemblies and components are produced and stocked in anticipation of customer orders. The end items are only scheduled in the MPS when a customer order is received, and they are assembled from the available subassemblies and components. This reduces the lead time and inventory for the end items, while increasing the flexibility and responsiveness to customer needs. ATO is a hybrid strategy between make-to-stock (MTS) and make-to-order (MTO).Reference:=

CPIM Exam Content Manual, Module 4: Supply, Section 4.1: Master Production Schedule, p. 14

Manufacturing Planning and Control for Supply Chain Management, Chapter 8: Master Production Scheduling, Section 8.3: Master Production Scheduling in Different Environments, pp. 191-192


by Dorothy at Jul 03, 2025, 10:30 AM

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Cory
8 months ago
I think it’s used more frequently than once a year, right?
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Lashaunda
8 months ago
I’m not sure about that, isn’t MPS less relevant in ATO?
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Joseph
9 months ago
Yeah, I thought MPS was essential for ATO setups!
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Clay
9 months ago
Totally agree, it’s crucial for efficiency!
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Gail
9 months ago
The MPS helps plan components before orders come in.
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Allene
9 months ago
I vaguely recall that some companies might not use MPS in ATO, but that seems counterintuitive based on what we've studied.
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Kayleigh
10 months ago
I practiced a question similar to this, and I feel like the MPS is definitely involved in planning subassemblies before orders come in.
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Johanna
10 months ago
I think option A sounds familiar because it aligns with how ATO environments work, but I might be mixing it up with another concept.
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Jacquline
10 months ago
I remember that the MPS is crucial for planning, but I'm not sure if it schedules subassemblies only after an order is received.
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Beatriz
10 months ago
I'm pretty confident I know the answer to this. In an ATO environment, the MPS is used to plan the production of subassemblies and components, but not the final end items, which are only scheduled once a customer order is received.
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Melodie
10 months ago
Okay, I've got a strategy for this. In an ATO environment, the MPS is likely used to plan the production of subassemblies and components, rather than scheduling the final end items. I'll focus on how the MPS supports the responsive, customer-driven nature of ATO manufacturing.
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Kayleigh
10 months ago
Hmm, this is a tricky one. I'm not entirely sure how the MPS would be used in an ATO setting. I'll need to think through the differences between ATO and other production approaches to figure this out.
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Justine
11 months ago
I think the key here is understanding how the MPS is used in an ATO environment, where products are assembled based on customer orders rather than forecasted demand. I'll need to carefully consider the differences between ATO and other manufacturing strategies.
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Rickie
1 year ago
I'm going with A. Planning the subassemblies in the MPS makes perfect sense, since that's the whole idea behind ATO - building to order, not to stock.
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Janey
11 months ago
A) The MPS is used to plan subassemblies and components; end items are only scheduled when a customer order is received.
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Daron
1 year ago
Haha, an MPS that only gets updated when a product is discontinued? That's like trying to build a car by only fixing it when it breaks down. Definitely not an ATO approach!
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Ligia
11 months ago
B) Subassemblies are scheduled in the MPS when the customer order is received, and production can start.
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Dwight
11 months ago
A) The MPS is used to plan subassemblies and components; end items are only scheduled when a customer order is received.
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Jennifer
1 year ago
D just sounds too inflexible for an ATO environment. You'd want to be able to revise the MPS more frequently than once a year, don't you think? A gets my vote.
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Junita
1 year ago
Hmm, I'm a bit torn between A and B. But I think A is the better choice since it mentions planning the subassemblies, which is key in an ATO system.
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Kallie
11 months ago
User 1: I think A is the best choice because it involves planning subassemblies.
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Horace
1 year ago
I believe in an ATO environment, the MPS is created once a year and only revised if needed.
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Iluminada
1 year ago
I'm not sure, but I think the MPS is not typically used in ATO manufacturing companies.
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Adelina
1 year ago
I'm going to have to go with C on this one. In an ATO setup, the MPS is probably not the right tool to use. It's more about responding to customer orders as they come in.
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Rory
1 year ago
User 2
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Solange
1 year ago
User 2
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Casie
1 year ago
User 1
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Sommer
1 year ago
User 1
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Tawny
1 year ago
Option A seems to make the most sense. In an ATO environment, you plan the subassemblies and components in the MPS, but don't schedule the final product until a customer order comes in.
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Mila
1 year ago
User 3: That way, production can start quickly once a customer order is received.
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Delmy
1 year ago
User 2: I agree, it makes sense to plan the subassemblies and components in advance.
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Jess
1 year ago
User 1: Option A seems like the best choice.
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Benedict
1 year ago
I agree with Veta, it makes sense to schedule subassemblies when a customer order is received.
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Veta
1 year ago
I think the MPS is used to plan subassemblies and components in an ATO environment.
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