CPO Module 4 Quiz Exam Questions And Answers 100% Accurate(rated a+).

Why is it important to make sure that the chemical feeder is the correct size? - correct answer If it is too large, it can over-feed chemicals. If it is too small, it can cause the water to be unsanitary. Size is often dictated by health codes. What kind of chemical feeder is a peristaltic pump? - correct answer Mechanical Feeder When adding chemicals to the pool, which of the following is an unsafe practice? - correct answer Adding water to chemicals The effects of improper testing are widespread and can have a domino effect on everything else done from that point on. Improper testing or false readings due to chemical interferences can result in inaccurate test results and miscalculation of chemicals needed to correct imbalances - correct answer True To ensure accurate test results, which of the following is a true statement? - correct answer Take the water sample from a depth of at least 18 inches Which of the following should be the most frequently performed test? - correct answer Disinfectant and pH tests What is turbidimetric testing used to test? - correct answer Cyanuric Acid Electronic testing can be used to test which of the following? - correct answer Total dissolved solids What is colormetric testing used to test? - correct answer Disinfection and pH What is oxidation reduction potential (ORP)? - correct answer Measure of the oxidizing capacity