DBA_SCHEDULER_JOB_RUN_DETAILS
DBA_SCHEDULER_RUNNING_JOBS
DBA_SCHEDULER_JOBS
DBA_SCHEDULER_JOB_LOG
第1题:
The EMPLOYEES table contains these columns: EMPLOYEE_ID NUMBER(4) LAST_NAME VARCHAR2 (25) JOB_ID VARCHAR2(10) You want to search for strings that contain 'SA_' in the JOB_ID column. Which SQL statement do you use?()
第2题:
You have many users complaining about slow inserts into a large table. While investigating the reason, you find that the number of indexes on the table is high. You want to find out which indexes are not being used. Which method would you follow to achieve this?()
第3题:
Which two statements are correct regarding the Oracle Flashback Drop feature? ()
第4题:
Which Scheduler view(s) can be queried to see which jobs are currently executing?()
第5题:
Which Scheduler view(s) can be queried to see which jobs are currently executing? ()
第6题:
At 10:30 A.M., you ran a batch job by mistake, which executed a transaction in the database. The transaction identifier of the transaction that made to the changes in the database is 0500A00627B000. At 11:10 A.M., you stopped the batch job. Now, you want to identify the changes made to the database tables by the batch job. Which view will you query?()
第7题:
DBA_PENDING_TRANSACTIONS
DBA_AUDIT_STATEMENT
V$FLASHBACK_DATABASE_STATS
FLASHBACK_TRANSACTION_QUERY
第8题:
SELECT employee_id, last_name, job_id FROM employees WHERE job_id LIKE '%SA/_%' ESCAPE '/';
SELECT employee_id, last_name, job_id FROM employees WHERE job_id LIKE '%SA_';
SELECT employee_id, last_name, job_id FROM employees WHERE job_id LIKE '%SA_' ESCAPE /;
SELECT employee_id, last_name, job_id FROM employees WHERE job_id = '%SA_';
第9题:
Create a data source view named DsvContoso that is associated with the two data sources and add the tables to the data source view.
Create a data source view named DsvContoso that is associated with the two data sources and create a named query in the data source view to merge the tables.
Create a data source view named DsvCustomer that is associated with the Contoso data source and add the CustomerDetails table to the data source view.Create a data source view named DsvCustomerContact that is associated with the ContosoCRM data source and add the CustomerContact table to the data source view.
Create a data source view named DsvCustomer that is associated with the Contoso data source and create a named query in the data source view to select data from the CustomerDetails table.Create a data source view named DsvCustomerContact that is associated with the ContosoCRM data source and create a named query in the data source view to select data from the CustomerContact table.
第10题:
EXECUTE DBMS_SCHEDULER.PURGE_LOG(log_history => 5, job_name => ’JOB1’);
EXECUTE DBMS_SCHEDULER.PURGE_LOG( log_history => 5, job_name => ’JOB_LOG’);
EXECUTE DBMS_SCHEDULER.PURGE_LOG( log_history => 5, which_log => ’JOB1’);
EXECUTE DBMS_SCHEDULER.PURGE_LOG( log_history => 5, which_log =>’JOB_LOG’);
第11题:
RMAN only
Flashback Table only
Flashback Versions Query only
Flashback Database and Flashback Transaction Query
Flashback Versions Query and Flashback Transaction Query
第12题:
Query the V$FLASHBACK_DATABASE_LOG view.
Query the V$FLASHBACK_DATABASE_STAT view.
Check the value of the DB_FLASHBACK_RETENTION_TARGET initialization parameter.
Query the V$RECOVERY_FILE_DEST view.
第13题:
Which view will you use to view information regarding the jobs that are currently running in a database?()
第14题:
You need to perform certain data manipulation operations through a view called EMP_DEPT_VU, which you previously created. You want to look at the definition of the view (the SELECT statement on which the view was created.) How do you obtain the definition of the view?()
第15题:
You want to view the name of a program associated with a job for making some changes to the program. Which view will you query to find the name of the program associated with the job?()
第16题:
You are required to flashback your database. You want to find the amount of flashback data generated since the database was opened. Which task will you perform to obtain the required information?()
第17题:
Examine the structure of the EMPLOYEES, DEPARTMENTS, and TAX tables. EMPLOYEES NOT NULL, Primary EMPLOYEE_ID NUMBER Key VARCHAR2 EMP_NAME (30) VARCHAR2 JOB_ID (20) SALARY NUMBER References MGR_ID NUMBER EMPLOYEE_ID column DEPARTMENT_ID NUMBER Foreign key to DEPARTMENT_ID column of the DEPARTMENTS table DEPARTMENTS NOT NULL, DEPARTMENT_ID NUMBER Primary Key VARCHAR2 DEPARTMENT_NAME |30| References MGR_ID column MGR_ID NUMBER of the EMPLOYEES table TAX MIN_SALARY NUMBER MAX_SALARY NUMBER TAX_PERCENT NUMBER For which situation would you use a nonequijoin query?()
第18题:
You manage a SQL Server 2005 computer that was installed using default settings. After a power failure, the SQL Server (MSSQLSERVER) service on your database server does not start. You need to find out the cause of the problem. Which three actions should you perform?()
第19题:
V$LOG
V$LOGFILE
DBA_LOG_GROUPS
V$LOG_HISTORY
第20题:
DBA_SCHEDULER_RUNNING_JOBS
DBA_SCHEDULER_JOB_RUN_DETAILS
DBA_SCHEDULER_JOBS
DBA_SCHEDULER_JOB_LOG
第21题:
DBA_SCHEDULER_JOB_RUN_DETAILS
DBA_SCHEDULER_RUNNING_JOBS
DBA_SCHEDULER_JOBS
DBA_SCHEDULER_JOB_LOG
第22题:
enable index monitoring and query the DBA_OBJECTS view
enable index monitoring and query the DBA_INDEXES view
enable index monitoring and query the V$OBJECT_USAGE view
enable index monitoring and view the DBA_INDEXTYPE_COMMENTS view
第23题:
Data Table Control
View Control
Repeat Control
Filter by category View Control
第24题:
CREATE VIEW emp_Vu AS SELECT employee_id, emp_name, department_id FROM employees WHERE mgr_id IN (102, 120);
CREATE VIEW emp_Vu AS SELECT employee_id, emp_name, job_id department_id FROM employees WHERE mgr_id IN (102, 120);
CREATE VIEW emp_Vu AS SELECT department_id, SUM(sal) TOTALSAL FROM employees WHERE mgr_id IN (102, 120) GROUP BY department_ id;
CREATE VIEW emp_Vu AS SELECT employee_id, emp_name, job_id, DISTINCT department_id FROM employees;