CPO TEST QUESTIONS |79 Questions| WithCorrect Answers. 1).Which pools can obtain 4 year-round permits? Ans: Indoor and heated pools2).How long does the cpo certification last? Ans: 5 years from the date of issue3).How many times is it required for the cpo to test the water per day Ans: at least once4).How many times do you test for cl and ph a day and how many hours apart are each test? Ans: You test twice a day with a minimum of 6 hours apart5).What are one of the tasks the cpo must complete daily provided by the des? Ans: a checklist regarding maintenance guidelines6).What should a cpo do if he/she cannot inspect the pool one day? Ans: He must find an alternate operator that day7).When you test for water quality, which type of equipment is required? Ans: The chemical test kit8).What is the ph range for all pools? Ans: 7.2-7.89).How do you know your water clarity is up to standards?PaperStoc.comPage 1 of 10 Ans: if the main drain Is visible from the pool deck10).What are some reasons a pool would be closed? Ans: 1) The presence of algae 2)The presence of bacteria 3)The presence of fecal matter 4) no measurable presence