Certified Tester Quality in DevOps
Domain 1Objective 3
DORA's Performance Metrics CT-QDO Practice Questions (Page 1)
Part of the Domain 1: Fundamentals of DevOps domain, which makes up ~39% of our current practice bank. ISTQB does not publish an official question count, but from its 60-minute exam (~25–40 total, ~10–16 in this domain), expect 1–2 from this objective — we provide 24 practice questions to prepare you well beyond it. (estimate)
24questions here
5free pages
6concepts
Questions 1–5
- 1
A service goes down at 3:00 PM and is restored at 5:30 PM. What is the time to restore service?
Select an answer first - 2
A developer commits code at 10:00 AM, and the change is deployed to production at 2:00 PM the same day. What is the lead time for this change?
Select an answer first - 3
Which statement best defines change failure rate?
Select an answer first - 4
A team has a change failure rate of 10%. They want to reduce it. Which practice would most directly help?
Select an answer first - 5
A team's lead time for changes is currently 5 days. They want to reduce it. Which change would most directly reduce lead time?
Select an answer first
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