问题:单选题By default, checkpoints happen at least as often as().A Redo log switches. B UPDATE statements are issued against the database. C The SYSTEM tablespace is accessed. D SMON coalesces free space in a tablespase....
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问题:单选题When an UNDO segment is created manually by you, its availability status is set to which of the following automatically by Oracle?()A Online B Pending online C Offline D Stale...
问题:单选题You have a long-running process you want to assign to a specific UNDO segment brought online for that express purpose. You are not using automatic UNDO management. What statement can be used for this task? ()A ALTER DATABASE B SET TRANSACTION C ALTER R...
问题:单选题A user issues a SELECT command against the Oracle database. Which of the following choices describes a step that Oracle will execute in support of this statement?()A Acquire locks on table queried B Generate redo for statement C Fetch data from disk in...
问题:单选题If you wanted to find the name and location of your control files, you could find that information in each of the following locations except one. Which is it?()A V_CONTROLFILE_RECORD_SECTION B V_CONTROLFILE C V$PARAMETER D init.ora file...
问题:单选题Which of the following choices identifies a database component that will be used for multiplexing control files?()A V$CONTROLFILE B V$DATABASE C init.ora D DBA FILES...
问题:单选题When determining the number of UNDO segments in a database, which of the following choices identifies a factor to consider? ()A Size of typical transactions B Concurrent transactions C Size of rows in table most frequently changed D Number of anticipat...
问题:单选题In a situation where no multiplexing of redo logs takes place, what happens when Oracle cannot read data from the online redo log group for archiving?()A Nothing happensB Oracle will automatically switch redo logs when detected C Oracle eventually won'...
问题:单选题You are trying to determine how many disk sorts are happening on the database right now. Which of the following dictionary tables would you use to find that information?()A V$SESSION B V$SYSSTAT C DBA_SEGMENTS D V$SORT_USAGE...
问题:单选题You are identifying dictionary objects in the Oracle database. Which of the following is a view in the data dictionary?()A V$DATABASE B DBA_TABLES C SYSAUD$ D EMP...
问题:单选题In order to find out how many database objects a user has created, which view would the DBA query in the Oracle data dictionary? ()A DBA_USERS B DBA_OBJECTS C DBA_TS_QUOTAS D DBA_TAB_PRIVS...
问题:单选题To determine the space allocated for temporary segments, the DBA can access which of the following views? ()A DBA_TABLESPACES B DBA_TABLES C DBA_SEGMENTS D DBA_FREE_SPACE...
问题:单选题ou are implementing control file multiplexing. Which of the following choices identifies the method you can use in order to generate the control file copies that Oracle will maintain?()A Issue ALTER DATABASE BACKUP CONTROLFILE TO filenameB Make a copy ...
问题:单选题To allocate another role to a user, which command is most appropriate?()A ALTER USER B ALTER DATABASE C ALTER SYSTEM D GRANT...
问题:单选题A table was just created on your Oracle database with six extents allocated to it. Which of the following factors most likely caused the table to have so many extents allocated?()A The value for MINEXTENTS setting B The value for PCTINCREASE setting C ...
问题:单选题The user is trying to execute a SELECT statement. Which of the following background processes will obtain data from a disk for the user?()A DISPATCHER B USER C SERVER D LGWR E DBW0...
问题:单选题You are defining areas on your Oracle database. Which of the following profile areas can be used to control the resource usage for the other four?()A LOGICAL_READS_PER_SESSION B CONNECT_TIME C COMPOSITE_LIMIT D CPU_PER_SESSION E PRIVATE_SGA...
问题:单选题During regular database operation, which background process will take smaller blocks of free space in a dictionary-managed tablespace and move things around to make bigger pieces of free space?()A DBW0 B LGWR C ARCH D SMON E PMON...
问题:单选题You are using the Database Configuration Assistant to configure your Oracle database. Which of the following terms pertains to the creation of an object from which creation of the other database can be based? ()A Clone B Copy C Template D Terminal...