The client connected to the database turns off his or her machine without exiting from a connection to the database. Which type of failure is this？（）

Which naming method uses the tnsnames.ora file to store the connect descriptor used by the client while connecting to the database instance from a remote machine？（）

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Oracle Net is responsible for establishing and maintaining the connection between the client application and the server. On the client side， Oracle Net is responsible for which three connectivity issues？（）

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Under the Oracle Shared Server architecture， client-user processes ultimately connect to a（）

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Which client requests to the database can be captured as a part of the workload capture？（） 

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Which of the following packages maintains information in the recovery catalog？ （）

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Which of the following are not fundamental tasks of the Support Workbench？（）

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Which server stack communication layer corresponds to the client application layer in a distributed environment？（）

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Which component does the SQL Tuning Advisor NOT analyze for the SQL statements？（）  

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In a shared server configuration， which two describe the actions that the listener can take to service a client request？（）

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Which two statements are true about the Automatic Workload Repository （AWR）（）

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