Maine Contractors License Exams

Maine Boiler Operator Contractor

Sample Questions for the Maine Boiler Operator Contractors Exam

  1. Which of the following precautions should be taken when welding near combustible materials?
    1. have some sort of extinguishing device readily available
    2. stay clear of the sparks
    3. try to direct the sparks away from the combustible material
    4. use a heat shield
  2. What is the advantage of a gate valve over a globe valve?
    1. a globe valve is more expensive
    2. a gate valve provides straight through full flow
    3. a gate valve is easier to install and service
    4. a globe valve provides straight through full flow
  3. What is one of the functions of a McDonnell-Millier feeder valve on a boiler?
    1. to protect the boiler from firing at a low level condition
    2. to protect the boiler from firing at a high level condition
    3. to keep water at a very low level
    4. to keep water at a very high level
  4. Straight line depreciation is computed by:
    1. dividing the value of the asset by the years in the recovery period, and claiming the same deduction every year
    2. depreciating the asset only to the extent that it is paid for; so if you finance the asset, you can claim a write-off only to the extent that you pay the bank
    3. taking the expense as a straight line-item write- off in the year purchased
    4. writing off the asset only over 35 years
  5. In an operation including shop work, you could have up to four different types of inventory. These are:
    1. raw materials, purchased materials, overstock, and finished goods
    2. raw materials, job-assigned materials, supplied, and all other
    3. regular inventory, special-order inventory, pending inventory, and supplies
    4. raw materials, supplies, work in process, and finished goods
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