Which of the listed refrigeration system components keeps the refrigerant circulating through the system?（）..

第1题

[单选题] Which list is NOT required to be provided as part of the appendices of the Shipboard Oil Pollution Emergency Plan（）.

A、A list of agencies or officials of Coastal State Administrators responsible for receiving and processing incident reports B、A list of agencies or officials in regularly visited ports C、A list specifying who will be responsible for informing the parties listed and the priority in which they must be notified D、A list of personnel duty assignments

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第2题

[单选题] Which list is NOT required to be provided as part of the appendices of the Shipboard Oil Pollution Emergency Plan?（）

A、A list of agencies or officials of Coastal State Administrators responsible for receiving and processing incident reports B、A list of agencies or officials in regularly visited ports C、A list specifying who will be responsible for informing the parties listed and the priority in which they must be notified D、A list of personnel duty assignments

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第3题

[单选题] When defining a referential constraint between the parent table T2 and the dependent table T1, which of the following is true?（）

A、The list of column names in the FOREIGN KEY clause can be a subset of the list of column names in the primary key of T2 or a UNIQUE constraint that exists on T2. B、The list of column names in the FOREIGN KEY clause can be a subset of the list of column names in the primary key of T1 or a UNIQUE constraint that exists on T1. C、The list of column names in the FOREIGN KEY clause must be identical to the list of column names in the primary key of T2 or a UNIQUE constraint that exists on T2. D、The list of column names in the FOREIGN KEY clause must be identical to the list of column names in the primary key of T1 or a UNIQUE constraint that exists on T1.

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第4题

[单选题] The center of flotation of a vessel is the point in the waterplane（）.

A、about which the vessel lists and trims B、which coincides with the center of buoyancy C、which，in the absence of external forces，is always vertically aligned with the center of gravity D、which is shown in the hydrostatic tables as VCB

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第5题

[单选题] For a floating vessel,the center of the floating is the point in the waterpiane.（）.

A、aboat which the vessel lists and trims B、which coincides with the center of buoyancy C、which, in the absence of external forces, is always vertically aligned with the center of gravity D、which is shown in the hydrostatic tables as VCB

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第6题

[单选题] For a floating vessel，the center of flotation is the point in the waterplane（）.

A、about which the vessel lists and trims B、which coincides with the center of buoyancy C、which，in the absence of external forces，is always vertically aligned with the center of gravity D、which is shown in the hydrostatic tables as VCB

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第7题

[单选题] You need to configure fine-grained access control to external network resources from within your database. You create an access control list (ACL) using the DBMS_NETWORK_ACL_ADMIN package. Which statement is true regarding the ACL created?（）

A、It is a list of remote database links stored in the XML file that are available to the users of the database. B、It is a list of users and network privileges stored in the XML file according to which a group of users can connect to one or more hosts. C、It is a list of users and network privileges stored in the data dictionary according to which a group of users can connect to one or more hosts. D、It is the list of the host names or the IP addresses stored in the data dictionary that can connect to your database through PL/SQL network utility packages such as UTL_TCP.

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第8题

[单选题] What is the output of this command?（）

A、A list of files that require a backup within 3 days B、A list of files requiring more than 3 days of archivelogs to apply C、A list of files that RMAN recommends be backed up only once in every three days, based on low volatility D、A list of files for which a backup as already been performed in the last three days and which is required to be backed up again based on the high number of transactions performed on them

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第9题

[单选题] You executed the following command in the Recovery Manager (RMAN): RMAN> REPORT NEED BACKUP days 3; What is the output of this command?（）

A、A list of files that require a backup within 3 days B、A list of files requiring more than 3 days of archivelogs to apply C、A list of files that RMAN recommends be backed up only once in every three days, based on low volatility D、A list of files for which a backup as already been performed in the last three days and which is required to be backed up again based on the high number of transactions performed on them

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第10题

[] Which of the following procedures correctly lists the prerequisite software that requires installation with an AIX licensed program product?（）

A、A.Use the lppdiff command to list the contents B、B.Use the installp -Q command to list the contents C、C.Choose the SMIT option to Preview Install Only D、D.Choose the SMIT option to list dependents of a software product

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Which of the listed refrigeration system components keeps the refrigerant circulating through the system?（）

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