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单选题
Examine the statement： DROP TABLESPACE IND2 INCLUDING CONTENTS AND DATAFILES； What is the result of the statement？（）
A
A
B
B
C
C
D
D
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This command would result in an error because the disk group is not empty.B
The command would distribute the contents of the specified disk group among all other disk groups and then drop the specified disk group.C
The command would result in the contents being moved to the parent disk group and dropping of the disk group.D
The command would result in the disk group being marked as INVALID because it cannot be dropped.E
The command would drop the disk group， ignoring the EXCLUDING CONTENTS option.
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单选题In your Automatic Storage Management （ASM） instance， one of the nonempty disk groups，DGROUP1， is no longer required and you want this disk group to be removed. You execute the following command to achieve this objective： DROP DISKGROUP dgroup1 EXCLUDING CONTENTS； What would be the result of this command？（）A
This command would result in an error because the disk group is not empty.B
The command would drop the disk group， ignoring the EXCLUDING CONTENTS option.C
The command would result in the disk group being marked as INVALID because it cannot be dropped.D
The command would result in the contents being moved to the parent disk group and dropping of the disk group.E
The command would distribute the contents of the specified disk group among all other disk groups and then drop the specified disk group.
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单选题EXHIBIT, Emp Table Exhibit A Exhibit B Examine the data from the EMP table. Evaluate this SQL statement: SELECT * FROM emp WHERE emp _ id = 3); WHERE commission = (SELECT commission FROM emp What is the result when the query is executed?（）A
Exhibit AB
Exhibit BC
The query returns no rowsD
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The query fails because both the inner and outer queries are retrieving data from the same table.
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单选题Examine the description of the MARKS table: STD_ID NUMBER(4) STUDENT_NAME VARCHAR2(30) SUBJ1 NUMBER(3) SUBJ2 NUMBER(3) SUBJ1 and SUBJ2 indicate the marks obtained by a student in two subjects. Examine this SELECT statement based on the MARKS table: SELECT subj1+subj2 total_marks, std_id FROM marks WHERE subj1 AVG(subj1) AND subj2 AVG(subj2) ORDER BY total_ marks; What is the result of the SELECT statement? （）A
The statement executes successfully and returns the student ID and sum of all marks for each student who obtained more than the average mark in each subject.B
The statement returns an error at the SELECT clause.C
The statement returns an error at the WHERE clause.D
The statement returns an error at the ORDER BY clause.
考题
单选题Your database is running in ARCHIVELOG mode. The SCOTT.EMP table belongs to the DATA1 tablespace. The junior DBA erroneously runs a script that executes the following statement： SQL DROP TABLE SCOTT.EMP PURGE； After one hour， you are performing the user managed incomplete recovery. Which datafiles will you restore from the last full backup？（）A
the datafiles associated with the SYSTEM tablespaceB
the datafiles associated to the DATA1 tablespaceC
the datafiles associated to the SYSTEM and DATA1 tablespacesD
all the datafiles in the database
考题
单选题Your Oracle Database 10g is online when you execute the following statement： SQLALTER TABLESPACE MY_TABLESPACE FLASHBACK OFF； What is the result of executing this statement if the Flashback Database feature is already enabled in the database？（）A
The database does not record flashback logs for MY_TABLESPACEB
The tables residing in MY_TABLESPACE are not protected by the Recycle Bin.C
All the tablespaces except MY_TABLESPACE can be recovered using Flashback Database feature.D
None of the flashback technologies， such as Flashback Table， Flashback Transaction Query and Flashback Version Query can be used to recover individual rows within the objects from MY_TABLESPACE
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单选题You are attempting to create an Oracle-Managed Files （OMF） tablespace in a production database with the following statement and receive the following error message： CREATE TABLESPACE tbsl； ORA-02199： missing DATAFILE/TEMPFILE clause oerr ora 2199 02199， 00000， “missing DATAFILE/TEMPFILE clause” *Cause： A CREATE TABLESPACE statement has no DATAFILE/TEMPFTLE clause. *Action： specify DATAFILE/TEMPFILE clause. What is the corrective action to create the OMF based tablespace？（）A
AB
BC
CD
D
考题
单选题Your database contains two temporary tablespaces named TEMP and TEMP1. The TEMP tablespace is the default temporary tablespace for the database， and the TEMP1 tablespace was created at database creation. You want to increase the size of the tempfile for the TEMP tablespace and drop the TEMP1 tablespace from the database. The database is not using Oracle-Managed Files （OMF）. Which statement must you use to ensure that when you drop the TEMP1 tablespace from the database， its corresponding operating system file is also deleted？（）A
DROP TABLESPACE temp1；B
DROP TABLESPACE temp1 INCLUDING CONTENTS；C
DROP TABLESPACE temp1 INCLUDING CONTENTS AND DATAFILES；D
DROP TABLESPACE temp1 INCLUDING CONTENTS CASCADE CONSTRAINTS；
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