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单选题
Manila slings should not be used to load（）.
A
cotton
B
lumber
C
steel
D
tires
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Which safety precaution（s）should be observed during crane operations ________．A.Checking for proper lifting from beneath the load during cargo operationsB.Using the proper slings or other lifting devices during cargo operationsC.Relaying communications to port agents on the pier during cargo hoistsD.All of the above
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If wire rope clips are used to make a joint in a wire lashing，be sure that ______．A.the saddle portion of the clip should be applied to the live load segment and the U-bolt to the dead or shortened end segmentB.the saddle portion and the U-bolt of the clip should be applied to the dead or shortened endC.neither the saddle portion nor the U-bolt of the clip should be applied to the live load segmentD.the U-bolt of the clip should be applied to the live load segment and the saddle portion to the dead or shortened end segment
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What is used when securing heavy vehicles aboard Ro-Ro vessels ________．A.Buckle or ratchet tensionerB.WebbingC.Manila ropeD.None of these
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When using slings，cargo handlers should take all the following precautions except ______．A.Ensure that slings are securely fastened around the loadB.Avoid careless winch operations，especially when handling fragile cargoC.Exercise care when using hooks，crowbars，and similar toolsD.Keep the loads as close to the rail or deck as possible
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An advantage of nylon rope over manila rope is that nylon rope ______.A.can be used in conjunction with wire or spring-lay ropeB.can be stored on decks exposed to sunlightC.can hold a load even when a considerable amount of the yarns have been abradedD.gives audible warning of overstress whereas manila does not
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Manila lines in which the strands are right-hand laid ______.A.should be coiled in a clockwise directionB.should be coiled in a counterclockwise directionC.may be coiled either clockwise or counterclockwiseD.should never be coiled
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What is Phantom RP used for？（）A、it is used for load balancing in bidirectional PIMB、it is used for redundancy in bidirectional PIMC、it is used for redundancy in PIM-SMD、it is used for load balancing in PIM-SM
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Which command is used to load the rescue configuration?（）A、load override rescueB、rollback rescueC、load replace rescue-configurationD、rollback 49
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What is the meaning of the default value of the EIGRP variance command of 1? （）A、Only the path that is the feasible successor should be used.B、Load balancing is disabled on t his router.C、The router only performs equal - cost load balancing on all paths that have a metric greater than 1D、The router performs equal - cost load balancing.
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Which command is used to restore a Junos device to its default state?（）A、load factory-defaultB、load override factory-defaultC、load replace defaultD、load set default
考题
单选题What is Phantom RP used for？（）A
it is used for load balancing in bidirectional PIMB
it is used for redundancy in bidirectional PIMC
it is used for redundancy in PIM-SMD
it is used for load balancing in PIM-SM
考题
单选题A snatch block is a（）.A
block used only with manila ropeB
chock rollerC
hinged blockD
strong block used for short，sharp pulls
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单选题Which method should be used to secure a manila line to bitts（）.A
A round turn on the bitt farthest from the strain and then figure eightsB
A round turn on the bitt closest to the strain and then figure eightsC
Figure eights and then a round turn at the top of both bittsD
Only figure eights are necessary on both bitts
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单选题An advantage of nylon rope over manila is that nylon rope（）.A
can be used in conjunction with wire or spring-lay ropeB
can be stored on decks exposed to sunlightC
can hold a load even when a considerable amount of the yarns have been abradedD
gives audible warning of overstress whereas manila does not
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单选题What is TRUE about hoisting operations?（）A
Personnel may work beneath suspended loads，as long as they are alert and wear hard hatsB
If a suspended load with no tag begins to spin，personnel should attempt to stop the spinning if the load is within reachC
If tag lines are used to control a suspended load，they should be secured to the deckD
Personnel not involved in the hoisting operation should be kept clear of the transfer area
考题
单选题What is the meaning of the default value of the EIGRP variance command of 1? （）A
Only the path that is the feasible successor should be used.B
Load balancing is disabled on t his router.C
The router only performs equal - cost load balancing on all paths that have a metric greater than 1D
The router performs equal - cost load balancing.
考题
单选题An advantage of nylon rope over manila rope is that nylon rope（）.A
can hold a load even when a considerable number of the yarns have been abradedB
can be stored on deck，exposed to sunlightC
can be used in conjunction with wire or spring-lay ropeD
gives audible warning of overstress whereas manila does not
考题
单选题The cheek length of a block in inches should be about（）.A
three times the circumference of a manila lineB
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单选题The total power consumed in a parallel circuit is （）A
the sum of the powers used in each load (resistor)B
divided by the number of loadsC
always less than the power used in the smallest loadD
the sum of the powers used in each individual load never more than the power used in the largest load
考题
单选题When using slings，cargo handlers should take all the following precautions except（）.A
Ensure that slings are securely fastened around the loadB
Avoid careless winch operations，especially when handling fragile cargoC
Exercise care when using hooks，crowbars，and similar toolsD
Keep the loads as close to the rail or deck as possible
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