Test Insights -Oct 2025 Newsletter
Testinsights-Newsletter-A-Makkal
The LabVIEW Challenge
1.What is the primary function of a Shift Register in a LabVIEW While Loop?
A. Store data for the next loop iteration
B. Create a local copy of a variable
C. Define the loop's execution count
2. What is a common use case for the Producer/Consumer design pattern in LabVIEW?
A. Improving code readability
B. Simplifying user interface design
C. Managing data transfer between multiple loops
3.What is the main benefit of using a Timed Loop over a While Loop in a real-time application?
A. Provides better visual feedback
B. Ensures deterministic execution and timing
C. Reduces CPU usage
Robust Error Handling in TestStand
One of the most common issues in automated test systems is unexpected errors halting the sequence. A simple best practice is to always add a Clean Up block at the end of your test sequence.
This block ensures that vital steps—like closing instrument connections, releasing resources, and saving data—are executed whether the test passes, fails, or even if an unexpected error occurs. This prevents memory leaks and leaves your system in a stable state for the next unit.
Understanding Production Validation
In our latest blog post, DV vs. PV: Navigating the Two Critical Stages of Product Validation, we break down the fundamental differences between Design Validation in the R&D lab and Production Validation on the factory floor. While DV focuses on verifying the product's design, PV is all about ensuring every unit can be manufactured reliably at scale. It's a key distinction that can make or break your product's journey to market, impacting everything from time-to-market to profitability.