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Oracle 1Z0-048 Exam Syllabus Topics:

Oracle Database 10g R2: Administering RAC Sample Questions:

1. In which two orders could you run the following commands to migrate your database to ASM?
(Choose two.)
1 SHUTDOWN IMMEDIATE;
2 SWITCH DATABASE TO COPY;
3 STARTUP NOMOUNT;
4 ALTER DATABASE OPEN;
5 ALTER DATABASE TEMPFILE '/u01/ORCL/temp1.dbf DROP;
6 ALTER SYSTEM SET db_create_file_dest='+DATA' SCOPE=SPFILE;
7 BACKUP AS COPY DATABASE FORMAT '+DATA';
8 ALTER TABLESPACE temp ADD TEMPFILE;
9 RESTORE CONTROLFILE FROM '/u01/ORCL7control1.ctl';
10 ALTER SYSTEM SET control_files=" SCOPE=SPFILE;
11 RECOVER DATABASE;
12 ALTER DATABASE MOUNT;

A) 1,2,10,3,5,4,11,6,7,8,9,12
B) 6,10,1, 9,3,12,7,2,11,4,5,8
C) 6,10,1, 3,9,12,7,2,11,8,4,5
D) 10,6,1, 3,9,12,7,2,11,4,8,5
E) 6,10,1, 3,9,12,7,2,11,4,8,5

2. Which three statements regarding backup of the voting disk are true? (Choose three.)

A) Whenever a voting disk backup is made, the Clusterware software should be stopped on all nodes in the cluster.
B) A backup of the voting disk should be taken whenever an existing node is removed from the cluster.
C) A backup of the voting disk should be taken whenever an RMAN catalog reset is done.
D) On UNIX platforms, the voting disk can be backed up with the dd command.
E) A backup of the voting disk should be taken whenever a new node is added to the cluster.

3. Which two statements are true in any RAC environment? (Choose two.)

A) A publicly enabled thread can be used by any instance of your RAC database.
B) A RAC database must contain at most one redo thread for each instance.
C) A RAC database must contain at least two threads of redo log files per instance.
D) After your redo threads are defined, you cannot add new ones.
E) A redo thread must contain at least two groups of redo log files before it can be enabled.

4. The following query shows four MEMBER disks and three CANDIDATE disks.
SQL> select name, header_status, path from v$asm_disk;
NAME HEADER STATUS PATH
CANDIDATE /dev/rdsk/diska5
CANDIDATE /dev/rdsk/diska6
CANDIDATE /dev/rdsk/diska7
DISK01 MEMBER /dev/rdsk/diska1
DISK02 MEMBER /dev/rdsk/diska2
DISK03 MEMBER /dev/rdsk/diska3
DISK04 MEMBER /dev/rdsk/diska4
7 rows selected.
Using SQLPIus you want to add /dev/rdsk/diska5 and /dev/rdsk/diska6 to diskgroup DGROUP1
DGROUP1 is currently mounted.
Pick the statement that would fail to add diska5 and diska6.

A) ALTER DISKGROUP dgroupl ADD DISK '/dev/rdsk/disk*5', '/dev/rdsk/disk*6';
B) ALTER DISKGROUP dgroupl ADD DISK '/dev/rdsk/diska[56]';
C) ALTER DISKGROUP dgroupl ADD DISK
'/dev/rdsk/diska5' name disk05,
'/dev/rdsk/diska6' name disk06;
D) ALTER DISKGROUP dgroupl ADD DISK '/dev/rdsk/diska*';
E) ALTER DISKGROUP dgroupl ADD DISK
'/dev/rdsk/diska5',
'/dev/rdsk/diska6';

5. Which optional parameter of the DESCRIPTION clause of a TNS entry can you use to make sure that another protocol address is tried if the first one fails?

A) LOAD_BALANCE
B) SOURCE_ROUTE
C) FAILOVER
D) TYPE OF SERVICE

Solutions: