MSE7013 Bathtub curve quiz

What is the main goal of the study mentioned in the introduction?

• To reduce production costs

• To bridge the gap between quality and reliability

• To enhance customer service

• To increase electrical stress

What is the effect of using silicon-based technologies in the application of burn-in?

• Increased costs

• Enhanced reliability

• Reduced production speed

• Enhanced Yields

What is the main challenge with early life failures in semiconductors?

• High cost

• Difficulty in detection

• Low customer satisfaction

• High production speed

What is the historical use of the bathtub curve in large integrated systems?

• To measure cost efficiency

• To model failure rates

• To enhance customer service

• To increase production speed

What is the focus of most semiconductor reliability studies?

• Wearout

• Intrinsic failure

• Random failure

• Early failure

What does the extrinsic region of the bathtub curve contain?

• Only intrinsic failures

• All the same mechanisms under various defects

• Only random failures

• No failure mechanisms

What is the traditional measure of yield?

• Percent of defective devices

• Percent of acceptable devices

• Percent of random failures

• Percent of intrinsic failures

What is the purpose of accelerated conditions in wearout studies?

• To slow down the failure process

• To generate new failure mechanisms

• To speed up time without generating new failures

• To eliminate all failures

What is the main purpose of the burn-in process?

• To increase device size

• To reduce device cost

• To screen out extrinsic failures

• To eliminate intrinsic failures

What is the main characteristic of the wearout portion of the bathtub curve?

• Decreasing failure rates

• Constant failure rates

• Increasing failure rates

• No failure rates