Question banks / Dangerous Goods: Segregation

Segregation question bank

64 approved questions across 5 topics. Feeds the pre-test, the knowledge check and the final exam.

about 10

The gap rule 18

Match each pair to its rule v3
Minimum gap for Class 3 and 8 v1
Q14: device for Class 2 gases v2
15 more

Segregation classes 12

Which class is Class 5.1? v2
11 more

Devices and exceptions 14

Explain why devices fail for gases v1
13 more

Placarding 12

Scenarios 8

2 AI drafts are waiting for review.

Match each pair to its rule

Approved, v3
Drag itemMatchesFeedback when matched wrongly 3 and 8 1 and 2.1 3 and 4.1
Saving creates v4. Past attempts keep v3.

Checked against the source

Used by the pre-test, the knowledge check and the final exam. v3 has been answered by 212 learners.

Q14 in this topic is flagged. Strong learners get it wrong too. See why

Segregation final exam. Changes apply to version 4 of the course when published.

Learner view
ScoringPass 80%. Counts 70% of the course score.
Time30 minutes on a server timer.

The timer runs on the server. Refreshing or closing the tab does not pause it.

Attempts3, with 24 hours between them.
After the last failed attemptRedo the weak modules, then reset attempts.
Which score countsHighest.
Question selection20 of 64 by blueprint. One outcome is thin.

Questions drawn per outcome. Under 3 approved questions per draw is thin.

OutcomeDrawApproved in bankCoverageStatus
1. Explain why goods are kept apart4143.5Good
2. Apply the table and the gap rule6223.7Good
3. Use segregation devices correctly482.0Thin
4. Placard the unit4123.0Good
5. Plan a load (scenario)284.0Good
Total2064
FeedbackAfter submitting, for 7 days.
AvailabilityOpens on enrolment, due at 30 days, expires at 90.
Accommodations2 learners have extra time or attempts.
LearnerEmployerAccommodationSet by
Maria SantosSouthern Freight LtdExtra time: 45 minutes. Tagalog track.Joel Ireland, 3 Oct
Hemi WalkerSouthern Freight Ltd1 extra attemptDana Morris, 9 Oct
LanguageOffered in English, Hindi and Punjabi.
Offered ENHIPATL, 71% translated

A question that is out of date in a language is left out of that language's draw until its reviewer marks it.

Item analysis

Q14: A segregation device may be used for Class 2 gases

True or false, v2. Answered by 212 learners in the last 90 days.

Difficulty
0.41
41% answer correctly
Discrimination
0.04
Strong learners no better
Skipped
9%
Highest in the bank
Claude's flag. The stem reads as "may be used" in general, but the source says a device is never allowed for Class 2 gases. Suggested rewrite: "A segregation device can replace the gap between Class 3 and Class 2 gases."
Rewrite as v3: 5 tokens