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Design for Testability and Maintainability

Description: This quiz covers the concepts of Design for Testability and Maintainability (DFTM), a crucial aspect of engineering design that ensures products are easy to test and maintain throughout their lifecycle.
Number of Questions: 15
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Tags: dftm testability maintainability engineering design
Attempted 0/15 Correct 0 Score 0

Which of the following is a key principle of DFTM?

  1. Modular Design

  2. Extensive Documentation

  3. Complex System Architecture

  4. Lack of Standardized Components


Correct Option: A
Explanation:

Modular Design allows for independent testing and maintenance of individual modules, simplifying the overall process.

What is the primary goal of Design for Testability?

  1. Reducing Production Costs

  2. Enhancing Product Aesthetics

  3. Facilitating Efficient Testing

  4. Minimizing Environmental Impact


Correct Option: C
Explanation:

Design for Testability aims to make products easier to test, reducing testing time and costs.

Which DFTM technique involves adding test points or access ports to a product?

  1. Built-In Self-Test (BIST)

  2. Design for Assembly (DFA)

  3. Design for Manufacture (DFM)

  4. Test Access Port (TAP)


Correct Option: D
Explanation:

Test Access Port (TAP) allows for external testing equipment to connect to the product's internal circuitry.

What is the purpose of Design for Maintainability?

  1. Improving Product Reliability

  2. Reducing Manufacturing Complexity

  3. Minimizing Product Size

  4. Facilitating Easy Maintenance and Repair


Correct Option: D
Explanation:

Design for Maintainability aims to make products easier to maintain and repair, reducing downtime and maintenance costs.

Which DFTM principle focuses on using standardized and easily replaceable components?

  1. Commonality

  2. Modularity

  3. Accessibility

  4. Testability


Correct Option: A
Explanation:

Commonality involves using the same components across multiple products, simplifying maintenance and reducing spare parts inventory.

What is the main advantage of Built-In Self-Test (BIST)?

  1. Lower Production Costs

  2. Reduced Product Size

  3. Increased Product Complexity

  4. Autonomous Testing Capability


Correct Option: D
Explanation:

BIST allows products to perform self-testing without the need for external test equipment.

Which DFTM technique involves designing products to minimize the number of required maintenance tasks?

  1. Design for Reliability

  2. Design for Accessibility

  3. Design for Modularity

  4. Design for Simplicity


Correct Option: D
Explanation:

Design for Simplicity aims to reduce the complexity of products, making them easier to maintain and less prone to failures.

What is the primary objective of Design for Assembly (DFA)?

  1. Reducing Production Time

  2. Improving Product Aesthetics

  3. Minimizing Product Weight

  4. Enhancing Product Functionality


Correct Option: A
Explanation:

DFA focuses on designing products that can be assembled quickly and efficiently, reducing production time and costs.

Which DFTM principle emphasizes the use of diagnostic tools to identify and isolate faults?

  1. Testability

  2. Maintainability

  3. Reliability

  4. Diagnostics


Correct Option: D
Explanation:

Diagnostics involves using tools and techniques to identify and isolate faults, enabling efficient maintenance and repair.

What is the purpose of Design for Manufacture (DFM)?

  1. Optimizing Product Performance

  2. Minimizing Environmental Impact

  3. Facilitating Product Testing

  4. Simplifying the Manufacturing Process


Correct Option: D
Explanation:

DFM aims to design products that are easy to manufacture, reducing production costs and improving product quality.

Which DFTM technique involves designing products with clear and accessible documentation?

  1. Design for Documentation

  2. Design for Serviceability

  3. Design for Reliability

  4. Design for Modularity


Correct Option: A
Explanation:

Design for Documentation ensures that products come with comprehensive and user-friendly documentation, aiding maintenance and repair.

What is the main advantage of using modular design in DFTM?

  1. Reduced Production Costs

  2. Improved Product Aesthetics

  3. Enhanced Product Functionality

  4. Simplified Maintenance and Repair


Correct Option: D
Explanation:

Modular design allows for easy replacement of faulty modules, simplifying maintenance and repair processes.

Which DFTM principle focuses on designing products that can withstand harsh operating conditions?

  1. Design for Durability

  2. Design for Accessibility

  3. Design for Testability

  4. Design for Maintainability


Correct Option: A
Explanation:

Design for Durability aims to create products that can withstand harsh operating conditions, reducing the likelihood of failures and maintenance needs.

What is the purpose of Design for Serviceability?

  1. Minimizing Product Size

  2. Enhancing Product Aesthetics

  3. Facilitating Easy Maintenance and Repair

  4. Reducing Production Costs


Correct Option: C
Explanation:

Design for Serviceability aims to make products easy to maintain and repair, reducing downtime and maintenance costs.

Which DFTM technique involves designing products with built-in test capabilities?

  1. Design for Reliability

  2. Design for Accessibility

  3. Built-In Self-Test (BIST)

  4. Design for Modularity


Correct Option: C
Explanation:

BIST allows products to perform self-testing without the need for external test equipment, reducing testing time and costs.

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