A、Personnel may work beneath suspended loads，as long as they are alert and wear hard hats
B、If a suspended load with no tag begins to spin，personnel should attempt to stop the spinning if the load is within reach
C、If tag lines are used to control a suspended load，they should be secured to the deck
D、Personnel not involved in the hoisting operation should be kept clear of the transfer area
更多“What is TRUE about hoisting operations?（）”相关的问题
A、 true true B、 false true C、 false true 0 D、 true true Infinity E、 false true Infinity F、 An exception is thrown. H、 Compilation or translation fails
A、A.true true B、B.false true C、C.true false D、D.false false E、E.Compilation fails. F、F. An exception is thrown at runtime.
A、A. The DESCRIBE DEPT statement displays the structure of the DEPT table. B、B. The ROLLBACK statement frees the storage space occupies by the DEPT table. C、C. The DESCRIBE DEPT statement returns an error ORA-04043: object DEPT does not exist. D、D. The DESCRIBE DEPT statement displays the structure of the DEPT table only if there is a COMMIT statement introduced before the ROLLBACK statement.
A、The start value of the sequence is always 1. B、A sequence always increments by 1. C、The minimum value of an ascending sequence defaults to 1. D、The maximum value of descending sequence defaults to 1.
A、The start value of the sequence is always 1. B、A sequence always increments by 1. C、The minimum value of an ascending sequence defaults to 1. D、The maximum value of descending sequence defaults to 1.
A、Result Type is optional. B、Result Type is mandatory. C、Result Type can be changed after it is assigned to the function activity. D、Result Type should belong to the same item type as the function activity
A、Only configured on the egress router B、Only configured on the ingress router C、Is pre-signalled to reduce packet loss D、Must intersect the primary LSP at two locations
A、A. It is loaded with the FIXED status. B、B. It is loaded with the ACCEPTED status. C、C. It is not loaded with the ENABLED status. D、D.It is not loaded with the ACCEPTED status.
A、true,true B、false,true C、true,false D、false,false E、Compilation fails. F、An exception is thrown at runtime.
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