Defect Management
// everything about bugs — how to find, report, track, and close them effectively.
Bug vs Defect vs Error vs Fault vs Failure
// five terms everyone uses interchangeably — but they mean different things.
Defect Life Cycle
// the complete journey of a bug from discovery to closure.
How to Write a Good Bug Report
// a well-written bug report gets fixed faster. learn what to include.
Severity vs Priority
// impact on the system vs urgency of the fix — a critical distinction.
Defect Categories
// types of defects — functional, performance, security, ui, and more.
Latent & Masked Defects
// defects hiding in plain sight — what they are and why they matter.
Defect Removal Efficiency (DRE)
// measure how effective your testing is at catching bugs before production.