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【单选题】

For GMDSS，which statement concerning a compulsory vessel is FALSE?（）

A、A conditional or partial exemption may be granted，in exceptional circumstances，for a single voyage outside the sea area for which the vessel is equipped

B、Once a compulsory vessel's GMDSS station has been fitted and inspected，the station must be inspected only once every five years

C、All passenger vessels and all cargo vessels that are 300 Gross Tons or larger must comply

D、Compulsory vessels must carry at least two licensed GMDSS Radio Operators

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更多“For GMDSS，which statement concerning a compulsory vessel is FALSE?（）”相关的问题
第1题
[] Examine this command: SQL > exec DBMS_STATS.SET_TABLE_PREFS (‘SH’, ‘CUSTOMERS’, ‘PUBLISH’, ‘false’); Which three statements are true about the effect of this command?（） Examine this command: SQL > exec DBMS_STATS.SET_TABLE_PREFS (‘SH’, ‘CUSTOMERS’, ‘PUBLISH’, ‘false’); Which three statements are true about the effect of this command?（）

A、A. Statistics collection is not done for the CUSTOMERS table when schema stats are gathered.  B、B. Statistics collection is not done for the CUSTOMERS table when database stats are gathered.  C、C. Any existing statistics for the CUSTOMERS table are still available to the optimizer at parse time.  D、D. Statistics gathered on the CUSTOMERS table when schema stats are gathered are stored as pending statistics.  E、E. Statistics gathered on the CUSTOMERS table when database stats are gathered are stored as pending statistics.  

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第2题
[单选题] Which package provides API’s for the SQL Tuning Advisor？（）

A、 DBMS_MONITOR  B、 DBMS_STATS  C、 DBMS_SQLTUNE  D、 DBMS_ADVISOR  

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第3题
[单选题] Which device provides the main means in the GMDSS for locating ships in distress or their survival craft（）.

A、Radio direction finder  B、Satellite EPIRBs  C、MF/HF DSC  D、VHF homing device  

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第4题
[单选题] What are the vessel equipment and personnel requirements for GMDSS? （）

A、Two licensed GMDSS radio operators  B、Equipment carriage requirements  C、Distress alerting and response  D、All of the above  

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第5题
[] Which statement is generally correct regarding the maintenance requirements for ships under GMDSS（）.

A、A.Redundancy of functions of certain equipment will partially meet this requirement  B、B.On-board maintenance provided by a person holding a GMDSS maintainer's license will partially meet the requirements  C、C.Shoreside maintenance and scheduled tests and inspections will partially meet this requirement  D、D.All of the above  

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第6题
[单选题] You want to capture column group usage and gather extended statistics for better cardinality estimates for the CUSTOMERS table in the SH schema. Examine the following steps: 1. Issue the SELECT DBMS_STATS.CREATE_EXTENDED_STATS (‘SH’, ‘CUSTOMERS’) FROM dual statement. 2. Execute the DBMS_STATS.SEED_COL_USAGE (null, ‘SH’, 500) procedure. 3. Execute the required queries on the CUSTOMERS table. 4. Issue the SELECT DBMS_STATS.REPORT_COL_USAGE (‘SH’, ‘CUSTOMERS’) FROM dual statement. Identify the correct sequence of steps.（）

A、3，2，1，4  B、2，3，4，1  C、4，1，3，2  D、3，2，4，1  

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第7题
[单选题] For GMDSS，when may a compulsory vessel not be allowed to leave port?（）

A、When the vessel is in an overloaded condition  B、When the vessel has arranged for both duplication of equipment AND shore-based maintenance  C、When the vessel has replaced a required piece of GMDSS-related equipment but its performance has not been verified or logged  D、When the vessel is carrying only two licensed GMDSS Radio Operators and is capable of performing all required functions  

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第8题
[单选题] Which statement is TRUE（）.

A、GMDSS radio logs are required to contain entries pertaining to all incidents connected to radio communication service which appear to be of importance to the safety of life at sea  B、All distress communications must be entered in the GMDSS radio log  C、Both of the above  D、None of the above  

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第9题
[] Which statement concerning GMDSS Radio Operator requirements is FALSE（）.

A、A.Each compulsory vessel must carry at least two licensed GMDSS Radio Operators at all times while at sea  B、B.Each compulsory vessel must carry at least two licensed Radio Operators at all times while at sea and may elect to carry a GMDSS Radio Maintainer as well  C、C.Communications involving safety of life at sea do not have to be logged as long as the compulsory vessel was not involved in such communications  D、D.While at sea，adjustments to，and the maintaining of，GMDSS equipment may be performed by the GMDSS Radio operator as long as the work is supervised by an onboard licensed GMDSS Radio Maintainer  

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