What does the FREQ column show when running the tprof option? （）

相似题目

• You create a data block based on a relational table containing a REF column. You select the REF column for your form module. What is true about the items based on the REF column attributes?（）

  A . The Query Only property is set to Yes.  B . The Conceal Data property is set to Yes.  C . The Insert Allowed property is set to Yes.  D . The Update Allowed property is set to Yes.

  查看最佳答案

• What does the FREQ column show when running the tprof option?（）

  A .  Total amount of Ticks used by all users  B .  Total amount of Ticks used by all processes  C .  Total amount of Ticks used by a specific user  D .  Total amount of Ticks used by a specific type of proce

  查看最佳答案

• What type of constraint is used to ensure that each row inserted into the EMPLOYEE table with a value in the WORKDEPT column has a row with a corresponding value in the DEPTNO column of the DEPARTMENT table?（）

  A . A check constraint on the EMPLOYEE table B . A unique constraint on the EMPLOYEE table WORKDEPT column C . A foreign key reference from the DEPARTMENT tables DEPTNO column to the WORKDEPT column of the EMPLOYEE table D . A foreign key reference from the EMPLOYEE tables WORKDEPT column to the DEPTNO column of the DEPARTMENT table

  查看最佳答案

• What does the SCN represent?（）

  A . The system change number, which is a point in time relative to transactions within a given database.  B . A number that represents time. Thus, at 1300 hours, the SCN is the same on all databases.  C . The security change number, which represents the security code that is needed to access any database structure. D . A conversion factor that converts internal database time to external clock time.  E . UTC time in the database, providing a standardized way of tracking time in Oracle.&e

  查看最佳答案

• You need to ensure that the Cust_CalcData column is implemented appropriately. What should you do?（）

  A . Specify that the Cust_CalcData column must be implemented as a computed column of the table.  B . Specify that the Cust_CalcData column must be indexed using a non-clustered index. C . Specify that the Cust_CalcData column must be implemented as a column that uses a user-defined data type. D . Specify that the Cust_CalcData column must be updated by a SQL Server Agent job that runs nightly.

  查看最佳答案

• What does the man mean?

  A . There’S been nothing but rain for quite some time． B . He’S bored with the changing weather． C . He thinks that it’11 rain for three more weeks． D . He’S bored about the topic on weather．

  查看最佳答案

• What does the SCN represent？（）  

  A .  The system change number， which is a point in time relative to transactions within a given database. B .  A number that represents time. Thus， at 1300 hours， the SCN is the same on all databases.  C .  The security change number， which represents the security code that is needed to access any database structure. D .  A conversion factor that converts internal database time to external clock time. E .  UTC time in the database，providing a standardized way of tracking time in Oracle.

  查看最佳答案

• Examine the command：   ALTER DATABASE ADD SUPPLEMENTAL LOG DATA （PRIMARY KEY） COLUMNS；   What does the command accomplish？（）

  A . Creates an additional copy of the database online redo log files.  B . Stores the primary key column values of each row involved in a DML operation in the online redo log files.  C . Stores the primary key column values of each row involved in a DML operation in the supplemental log files.  D . Stores the old and new primary key column values of each row involved in a DML operation only when the primary key is modified in the online redo log files.

  查看最佳答案

• What does the mural ‘1888’ symbolize?

  查看最佳答案

• What does the speaker think of the measure?

  查看最佳答案

• What does the weatherman say?

  查看最佳答案

• What does the space of the library represent?

  查看最佳答案

• What does the device do?

  查看最佳答案

• What does the ABS mean?

  查看最佳答案

• What does the weather forecast ?

  查看最佳答案

• What does the man tell the woman？

  A．He needs to see identification. B．The documents will be sent to her room. C．He forgot his notes for the morning. D．She can pick up her package.

  查看最佳答案

• 34 What does the survey indicate？

  A. Twenty percent of Americans want smaller portions. B. Many low-income Amercing want large portions. C. Fifty-seven percent of Americans want large portions. D. Forty-five percent of Americans want smaller portions

  查看最佳答案

• What does the woman ask the man？

  A．Where he lives B．Where he is from C．Who he spoke with D．What he does for a living

  查看最佳答案

• What does the reporter suggest？

  A．The roads will stay clear. B．The drivers should avoid 7th Avenue. C．The drivers should take 5th Avenue. D．The roads are still congested.

  查看最佳答案

• What does the announcement introduce？

  A．A punitive policy B．A security system C．A cafeteria renovation D．A companywide pay cut

  查看最佳答案

• what does the woman want？

  A．An orange. B．An apple. C．A cup of tea.

  查看最佳答案

• What does the man mean．？

  A.He wants to go with them． B.He will invite his friends． C.He is not interested in going．

  查看最佳答案

• What columns doesn't The World of English have？

  A．The literary world, the art circles, social science-economics. B．History and geography, science and technology. C．Species and animal knowledgeable sketches. D．Selected readings in newspapers and periodicals, culture and education, words and sentences, translation exercises, etc.

  查看最佳答案

• What does the man offer the woman？

  A．A promotion B．Career advice C．Freelance work D．A job with Drake

  查看最佳答案