Oracle认证考试
单选题Which of the following packages maintains information in the recovery catalog? ()
单选题Which RMAN command is used to verify the status of a backup or copy, and also updates the repository when files have been deleted using operating system commands?()
单选题Which tool can be used to create and configure listeners to receive client connections?()
单选题What does the Character Set Scanner command line utility do?()
单选题The three tasks shown have been completed in order to configure a naming method: Task 1: Installed on server and client: Oracle Net Services, TCP/IP, TCP/IP protocol adaptor Task 2: Started default listener on port 1521 Task 3: Added global database name to the listener.ora file. Which naming method was configured?()
单选题Which script must you to query to display the code associated with RMAN stored scripts?()
单选题When you use the Oracle Net Configuration Assistant to specify the naming method, which file is updated?()
单选题As a result of a media failure, the current online redo log group is corrupted. The database crashes, as the current online group is inaccessible. Which type of incomplete recovery are you most likely to perform? ()
单选题What is true if you want to switch undo tablespaces from the current one, called UNDO1, to a new one called UNDO2?()
单选题Which one of the following parameters must be specified when exporting objects that has integrity constraints referencing objects that are currently being accessed by other users?()
单选题Your database is running in NOARCHIVELOG mode. Every night there is a backup taken using RMAN. During your startup this morning you received en error regarding DISK 3 on your server. This is the location of your data file for the SYSTEM tablespace. Which option is open to you?()
单选题Which one of the following RMAN commands is used to register the database files with repository that were backed up using O/S commands?()
多选题Which two file types must be included in a closed database backup taken with operating system commands?()
单选题Which of the following steps is incorrect in the following sequence of enabling the ARCHIVELOG mode of a database?()
单选题Which modifier is used to change listener parameters in the Listener Control utility environment?()
单选题Which background process is responsible for writing the dirty buffers from the write list to the data files during a checkpoint?()
单选题In this scenario, assume that you archive logs 101 to 104 to two archiving destinations, /log1 and /log2. The control file contains archived log records as follows: Sequence Filename 101 /log1/log_1_101.arc 101 /log2/log_1_101.arc 102 /log1/log_1_102.arc 102 /log2/log_1_102.arc 103 /log1/log_1_103.arc 103 /log2/log_1_103.arc 104 /log1/log_1_104.arc 104 /log2/log_1_104.arc You accidentally delete logs 102 and 104 from log 1. You run this command: BACKUP ARCHIVELOG FROM SEQUENCE 101 UNTIL SEQUENCE 105; What happens?()
多选题Which two are true regarding external tables? ()
单选题The EMPLOYEES table has six indexes and DML operations are slow. Which command begins monitoring the EMPLOYEE_IDX_FK index to determine whether it has been used by an execution plan?()
单选题Which statement correctly describes the function of Oracle9i Cache Fusion feature?()
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