Oracle9i dba new features for Oracle7.3 and Oracle9 ocps Sample Questions:
1. You migrated the PROD database to Oracle9i and are considering using the partition feature. The first step is to identify which tables should be partitioned. Which two tables would you consider candidates for partitioning? (Choose two.)
A) tables greater than 10 GB in size
B) tables containing fewer than 16 columns, including a LONG data type column
C) tables containing a multi-column primary key
D) tables containing more than 16 columns, including a LONG data type
2. Consider this RMAN command:
RMAN> CONFIGURE RETENTION POLICY CLEAR;
What is the effect of this command?
A) Backups will never expire.
B) It sets the retention policy to the default of REDUNDANCY 1.
C) It removes any retention policy.
D) The DELETE OBSOLETE command will fail with an error.
3. Which two statements are true? (Choose two.)
A) Composite partitioning supports range- partitioned global indexes.
B) Composite partitioning supports local indexes.
C) Composite partitioning supports composite- partitioned global indexes.
D) Composite partitioning supports hash- partitioned global indexes.
4. What does Block Media Recovery (BMR) do?
A) uses the DBMS_REPAIR package to fix block corruptions
B) replaces bad blocks by substituting good blocks
C) does a restore and a recovery of the specified blocks
D) does only a recovery of the specified blocks
5. Oracle9i extends the cursor sharing functionality with the new value of SIMILAR for the CURSOR_SHARING parameter. With CURSOR_SHARING = SIMILAR, cursors are shared for safe literals only.
What is meant by 'safe literals only'?
A) Different execution plans are generated for substituted literal values.
B) The substitution of a literal value will produce different execution plans.
C) The substitution of any literal value will produce exactly the same execution plan.
D) No literal value is substituted for a shared cursor.
Solutions:
Question # 1 Answer: A,C | Question # 2 Answer: B | Question # 3 Answer: A,B | Question # 4 Answer: C | Question # 5 Answer: C |