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TOTS 1B-Enclosed Spaces and Tank Atmosphere

CBT 19 questions

First 5 of 19 questions — with answers

The correct answer is marked. Unlock the rest to study the whole test, online or offline.

  1. Question 1

    For how long must the ventilation of a space be stopped before conducting tests of the atmosphere for an Enclosed Space Entry?
    • 10 minutes.
    • 30 minutes.
    • Briefly, while the tests are being carried out.
    • The ventilation should be run continuously.

  2. Question 2

    For how long must the ventilation of a space be stopped before conducting tests of the atmosphere for an Enclosed Space Entry?
    • 10 minutes.
    • 30 minutes.
    • Briefly, while the tests are being carried out.
    • The ventilation should be run continuously.

  3. Question 3

    For what purpose would you use a personal gas detector?
    • To check the atmosphere of an enclosed space before entry.
    • To monitor atmospheric conditions during an enclosed space entry.
    • To test an enclosed space before starting hot work.
    • To test the atmosphere of an open space before starting hot work.

  4. Question 4

    For what purpose would you use a personal gas detector?
    • To check the atmosphere of an enclosed space before entry.
    • To test an enclosed space before starting hot work.
    • To test the atmosphere of an open space before starting hot work.
    • To monitor atmospheric conditions during an enclosed space entry.

  5. Question 5

    For what purpose would you use a personal oxygen meter?
    • Testing an enclosed space before starting hot work.
    • Testing the atmosphere of an open space before starting hot work.
    • To monitor atmospheric conditions during an enclosed space entry.
    • To check the atmosphere of an enclosed space before entry.

Preview — 5 of 19 questions

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About this CBT test

TOTS 1B-Enclosed Spaces and Tank Atmosphere is a CBT test with 19 questions and verified answers. Common topics include: space entry, atmosphere, tank, gas, action, equipment, long, ventilation.

You can practise the free questions online — one at a time, with the correct answer — or unlock the whole test and download it to study offline, without internet.

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