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Oracle 1Z0-045 Exam Syllabus Topics:

Oracle database 10g:new features for Oracle8i ocps Sample Questions:

1. Users complain that SQL statements using a particular index fail. Using DBVERIFY, you find that two separate blocks in the index have become corrupt. The database data files for user data and index are very large.
What is the least disruptive recovery strategy available in Oracle 10g?

A) Rebuild the index using the online option.
B) Take the individual data file offline (not the wholetablespace), restore and recover the data file from backup with RMAN, then set the data file online again.
C) Take the individual data file (not the wholetablespace) offline, use RMAN with Block Media Recovery to restore and recover only those blocks, then set the data file online again.
D) Without setting the individual data file offline, use RMAN with Block Media Recovery to restore and recover only those blocks.

2. You have three temporary tablespace groups named G1, G2, and G3 in your database.
You are creating a new temporary tablespace as follows:
CREATE TEMPORARY TABLESPACE TEMP1 TEMPFILE '/u1/data/temp1.dbf' SIZE 10M TABLESPACE GROUP '';
Which statement regarding the above command is correct?

A) It will create thetablespace TEMP1 in group G3.
B) It will throw an error with message 'specified group is not available'.
C) It will create a new group with a system-generated name and add thetablespace TEMP1 to it.
D) It will create thetablespace TEMP1 in the default group.
E) It will not add thetablespace TEMP1 to any group.
F) It will create thetablespace TEMP1 in group G1.

3. You have three temporary tablespace groups named G1, G2, and G3 in your database. You are creating a new temporary tablespace as follows:
CREATE TEMPORARY TABLESPACE TEMP1 TEMPFILE '/u1/data/temp1.dbf' SIZE 10M TABLESPACE GROUP '';
Which statement regarding the above command is correct?

A) It will create thetablespace TEMP1 in group G3.
B) It will throw an error with message 'specified group is not available'.
C) It will create a new group with a system-generated name and add thetablespace TEMP1 to it.
D) It will create thetablespace TEMP1 in the default group.
E) It will not add thetablespace TEMP1 to any group.
F) It will create thetablespace TEMP1 in group G1.

4. You set SGA parameters in your database as:
DB_CACHE_SIZE=24 MB JAVA_POOL_SIZE=48 MB SHARED_POOL_SIZE=96 MB
You plan to upgrade to Oracle Database 10g. You need to provide an additional 20 MB memory space to accommodate internal overhead allocations for metadata. Which SGA parameter(s) would you modify?

A) change SHARED_POOL_SIZE to 106 MB and DB_CACHE_SIZE to 34 MB
B) change DB_CACHE_SIZE to 44 MB
C) change JAVA_POOL_SIZE to 58 MB and DB_CACHE_SIZE to 34 MB
D) change JAVA_POOL_SIZE to 68 MB
E) change SHARED_POOL_SIZE to 116 MB

5. The database was started up using a text parameter file. What will be the default scope of changes made by using the SET clause of the ALTER SYSTEM statement?

A) Only init<SID>.ora parameters are updated.
B) Both SPFILE and MEMORYmemory values are updated.
C) Both init<SID>.ora parameters and SPFILE values are updated.
D) Only MEMORY is updated.
E) Only SPFILE values are updated.

Solutions: