Question 1

When determining potential failure efforts, what questions should be asked?

Accepted Answer

If the system (process, service, part) fails, what will be the consequences on the operation, function, or status of the system (process, service, part)?
If the system (process, service, part) fails, what will be the consequences on the operation, function, or status of the related systems (process, service, part)?
If the system (process, service, part) fails, what will be the consequences for the customer?
If the system (process, service, part) fails, what will be the consequences on government regulations?

Question 2

Create and analyze an FMEA for vacuum cleaner.

Accepted Answer

FMEA, or Failure Mode and Effects Analysis, is a systematic method for identifying and preventing potential failures in a product or process. In the case of a vacuum cleaner, an FMEA would involve identifying potential failure modes, their effects, and the likelihood of their occurrence, as well as developing and implementing actions to mitigate these risks.

To begin the FMEA for a vacuum cleaner, we would first identify the various components and subsystems of the vacuum cleaner, such as the motor, suction system, filtration system, and power cord. Then, we would brainstorm potential failure modes for each of these components, such as motor burnout, loss of suction, filter clogging, and power cord damage.

Next, we would analyze the potential effects of these failure modes, such as reduced cleaning performance, overheating, decreased air quality, and electrical hazards. We would also assess the severity of these effects, as well as the likelihood of each failure mode occurring.

Once we have identified and analyzed the potential failure modes and their effects, we would then prioritize them based on their severity and likelihood, using a risk priority number (RPN) calculation. This would help us to focus on the most critical failure modes and develop appropriate actions to mitigate their risks.

Finally, we would develop and implement actions to reduce the likelihood of these failure modes occurring, as well as to minimize their potential effects. This could include design changes, improved maintenance procedures, and enhanced quality control measures.

In conclusion, conducting an FMEA for a vacuum cleaner would help to identify and prevent potential failures, ultimately leading to a more reliable and safe product for consumers.

Question 3

How is a RPC calculated?

Accepted Answer

RPC stands for "Remote Procedure Call," and it is a protocol that one program can use to request a service from a program located in another computer on a network without having to understand the network's details. RPC is used for inter-process communication.

The calculation of an RPC is not a standard concept because RPC itself is a method of communication rather than a numerical value that can be calculated. However, if you are referring to how an RPC mechanism is implemented or how the performance of an RPC system is measured, then there are several factors to consider.

1. **Implementation of RPC**: To set up an RPC system, you would need to define the interface for the services you want to expose remotely. This typically involves specifying the procedures or functions available for remote calls, their parameters, and return types. Tools like Interface Definition Language (IDL) are used to define these interfaces. The RPC framework then generates stubs and skeletons that handle the serialization and deserialization of the parameters and results, as well as the network communication.

2. **Performance Measurement**: If you are looking to measure the performance of an RPC system, you might calculate metrics such as:
   - **Latency**: The time it takes for an RPC call to be made and for the client to receive a response.
   - **Throughput**: The number of RPC calls that can be handled in a given time frame.
   - **Resource Utilization**: The amount of CPU, memory, and network bandwidth consumed by RPC calls.
   - **Error Rate**: The frequency of failed RPC calls due to various reasons like network issues, server overload, or invalid requests.

3. **Cost Calculation**: In some contexts, you might be interested in the cost of making an RPC call, especially in cloud computing environments where services are billed based on usage. This could involve calculating the cost based on the number of requests, the amount of data transferred, and the time resources are utilized.

In summary, RPC itself is not something that is calculated, but the performance and cost associated with using RPC can be measured and calculated based on the specific metrics and requirements of the system in question.

Question 4

When determining potential failure causes, what questions should be asked?

Accepted Answer

The answer of When determining potential failure causes, what questions...

Question 5

When beginning to create an FMEA, Six Sigma practitioners want to understand the process. What questions should they ask?

Accepted Answer

The answer of When beginning to create an FMEA, Six...

Question 6

When determining existing countermeasures, what questions should be asked?

Accepted Answer

The answer of When determining existing countermeasures, what questions should...

Question 7

When determining potential failure modes, what questions should be asked?

Accepted Answer

The answer of When determining potential failure modes, what questions...

Question 8

Create and analyze an FMEA for a garage door.

Accepted Answer

The answer of Create and analyze an FMEA for a...

Question 9

Create and analyze an FMEA for a hand-held drill.

Accepted Answer

The answer of Create and analyze an FMEA for a...

Question 10

Create and analyze an FMEA for a home portable heating unit.

Accepted Answer

The answer of Create and analyze an FMEA for a...

Quiz 15: Failure Modes and Effects Analysis

When determining potential failure efforts, what questions should be asked?

Create and analyze an FMEA for vacuum cleaner.

How is a RPC calculated?

When determining potential failure causes, what questions should be asked?

When beginning to create an FMEA, Six Sigma practitioners want to understand the process. What questions should they ask?

When determining existing countermeasures, what questions should be asked?

When determining potential failure modes, what questions should be asked?

Create and analyze an FMEA for a garage door.

Create and analyze an FMEA for a hand-held drill.

Create and analyze an FMEA for a home portable heating unit.