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【单选题】

Which sequence is correct when launching a lifeboat stowed in gravity davits?()

A、Release gripes,turn on emergency disconnect switch,release frapping lines

B、Release tricing pennants,turn on emergency disconnect switch,release frapping lines

C、Operate limit switches,release gripes,lift brake

D、Release gripes,lift brake,release tricing pennants

更多“Which sequence is correct when launching a lifeboat stowed in gravity davits?()”相关的问题
第1题

A、Once created, a sequence belongs to a specific schema.  B、Once created, a sequence is linked to a specific table.  C、Once created, a sequence is automatically available to all users.  D、Only the DBA can control which sequence is used by a certain table.  E、Once created, a sequence is automatically used in all INSERT and UPDATE statements.  

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第2题

A、Once created, a sequence belongs to a specific schema.  B、Once created, a sequence is linked to a specific table.  C、Once created, a sequence is automatically available to all users.  D、Only the DBA can control which sequence is used by a certain table.  E、Once created, a sequence is automatically used in all INSERT and UPDATE statements.  

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第3题

A、A. Once created, a sequence belongs to a specific schema.  B、B. Once created, a sequence is linked to a specific table.  C、C. Once created, a sequence is automatically available to all users.  D、D. Only the DBA can control which sequence is used by a certain table.  E、E. Once created, a sequence is automatically used in all INSERT and UPDATE statements.  

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第4题

A、A sequence will never generate duplicate values  B、The MAXVALUE of a sequence can be equal to the MINVALUE  C、It is not possible to create a sequence that generates a constant since the INCREMENT value must be greater than zero  D、When a sequence cycles back to either the MAXVALUE or MINVALUE, it will always be equal to the specified value of either of these two boundaries  

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第5题

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.  

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第6题

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.  

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第7题

A、camshaft;fresh air  B、camshaft;starting air  C、electronic motor which is controlled by a computer;fresh air  D、electronic motor which is controlled by a computer;starting air  

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第10题

A、You use a NEXTVAL pseudo column to look at the next possible value that would be generated from a sequence, without actually retrieving the value.  B、You use a CURRVAL pseudo column to look at the current value just generated from a sequence, without affecting the further values to be generated from the sequence.  C、You use a NEXTVAL pseudo column to obtain the next possible value from a sequence by actually retrieving the value from the sequence.  D、You use a CURRVAL pseudo column to generate a value from a sequence that would be used for a specified database column.  E、If a sequence starting from a value 100 and incremented by 1 is used by more then one application, then all of these applications could have a value of 105 assigned to their column whose value is being generated by the sequence.  F、You use REUSE clause when creating a sequence to restart the sequence once it generates the maximum value defined for the sequence.  

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