单选题You want to estimate the size of a table by using the Oracle Enterprise Manager. On which data is the size of the table NOT based？（）Acolumn sizesBcolumn data typesCPCTFREEDprojected number of rowEPCTUSED

题目

单选题

You want to estimate the size of a table by using the Oracle Enterprise Manager. On which data is the size of the table NOT based？（）

column sizes

column data types

PCTFREE

projected number of row

PCTUSED

更多“单选题You want to estimate the size of a table by using the Oracle Enterprise Manager. On which data is the size of the table NOT based？（）A column sizesB column data typesC PCTFREED projected number of rowE PCTUSED”相关问题

第1题

On Jan 11， 2005 at 2：30 P.M.， an erroneous update operation modified all the values of column LASTNAME in the EMPLOYEE table in the Scott schema to an empty string. You are the system administrator， and you want to return the original values in the table. To do so， you decided to flash back the table. Which two options can you use to flash back a table？（）A、 by using Oracle Enterprise ManagerB、 by issuing the FLASHBACK TABLE statement at the RMAN promptC、 by issuing the FLASHBACK TABLE statement at the SQL promptD、 by issuing the FLASHBACK TABLE statement at the LSNRCTL prompt

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第2题

You enabled Flashback Data Archive on the INVENTORY table. Which DDL operation is supported on the table after enabling Flashback Data Archive？（） A、 Drop the table.B、 Partition the table.C、 Truncate the table.D、 Add a column to the table.E、 Rename a column in the table.

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第3题

You work as a database administrator for Certkiller .com. While loading data into the Certkiller STAFF table using Oracle Enterprise Manager 10g Database Control， you find the status of the job as failed. On further investigation， you find the following error message in the output log： ORA-01653 unable to extend table HR. Certkiller STAFF by 8 intablespaceUSERS Which task would you perform to load the data successfully without affecting the users who are accessing the table？（）A、Restart the database instance and run the jobB、Truncate the Certkiller STAFF table and run the jobC、Delete all rows from the Certkiller STAFF table and run the jobD、Increase the size of the USERStablespacethe and run the jobE、Increase the size of the database default permanenttablespaceand run the job

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第4题

You added a PHONE_NUMBER column of NUMBER data type to an existing EMPLOYEES table. The EMPLOYEES table already contains records of 100 employees. Now, you want to enter the phone numbers of each of the 100 employees into the table. Some of the employees may not have a phone number available. Which data manipulation operation do you perform?（）A、MERGEB、INSERTC、UPDATED、ADDE、ENTERF、You cannot enter the phone numbers for the existing employee records.

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第5题

You want to estimate the size of a table by using the Oracle Enterprise Manager. On which data is the size of the table NOT based？（）A、 column sizesB、 column data typesC、 PCTFREED、 projected number of rowE、 PCTUSED

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第6题

You want to access employee details contained in flat files as part of the EMPLOYEE table. You plan to add anew column to the EMPLOYEE table to achieve this. Which data type would you use for the new column（）A、CLOBB、BLOBC、BFILED、LONG RAW

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第7题

You are using Oracle Enterprise Manager to estimate the size of a table to be created. You have typed data regarding the column names， data types， sizes of the columns， and the projected number of rows in the table. Which additional information does the Oracle Enterprise Manager return？（）A、 space allocated in the tablespaceB、 space required for the bitmap index on a column of the tableC、 space remaining in the tablespace after creating the tableD、 estimated value of the PCTFREE storage parameter

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单选题You want to estimate the size of a table by using the Oracle Enterprise Manager. On which data is the size of the table NOT based？（）A column sizesB column data typesC PCTFREED projected number of rowE PCTUSED

题目

更多“单选题You want to estimate the size of a table by using the Oracle Enterprise Manager. On which data is the size of the table NOT based？（）A column sizesB column data typesC PCTFREED projected number of rowE PCTUSED”相关问题

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