ISTQB Foundation Level
I am excited to announce that I passed the ISTQB Foundation Level exam. It represents a recognised standard for software testing and software test management that employers across the software industry actively value. You can…
Validating Emergency and Maintenance Scenarios with VBA
Emergency and maintenance scenarios need clear, consistent instructions. Each step must define what happens next, whether the operator answers yes, answers no, or simply confirms an action. A mistake in that sequence can interrupt the…
Improving ADSL Modem Performance Testing Through Calibration of Line Simulators
Improving ADSL Modem Validation Through Automation and Smart Calibration During the development of ADSL modem chipsets for the global market, one of the key challenges was ensuring consistent performance across a wide range of line…
DDTS (Defect Detection Tracking System)
DDTS (Defect Detection Tracking System) is best understood as a classic defect tracking system designed for structured engineering environments. I used it intensively for about three years, and it is a good example of how…
Testing ADSL modems performance: Behind the scenes of early broadband
From September 1999 to May 2002, I worked at Alcatel, a world leader in ADSL technology, during the early expansion of broadband internet. ADSL, short for Asymmetric Digital Subscriber Line, was one of the main…
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