pass4side@hotmail.com
Exam Number/Code: 1z0-236
Exam Name: 11i Applications DBA Fundamentals II
Language(s): English
Price: $ 98.00
Questons and Answers : 132 Q&As
Updated: 2009-12-18
It is well known that Oracle 11i 1z0-236 - 1z0-236 exam test is the hot exam of Oracle certification. gopass4side offer you all the Q&A of the 1z0-236 real test . It is the examination of the perfect combination and it will help you pass 1z0-236 exam at the first time!
The Oracle 11i 1z0-236 Questions and Answers as well as our other Oracle 11i 1z0-236 exam training tools are not only priced to be easy on your budget - but each one is also backed with our guarantee. gopass4side guarantees that after using our Cisco certification training tools, you will be prepared to take and pass your Oracle 11i 1z0-236 exam.
Our on-site online training experts create all of the Oracle 1z0-236 exam products available through gopass4side. Our main goal is to get your certified with a firm understanding of the core material. Whereas other online distributors only concern themselves with helping you obtain the paper, we strive to educate the certification candidate and better prepare them for their IT career.
Why choose gopass4side 1z0-236 braindumps
Quality and Value for the 1z0-236 Exam
100% Guarantee to Pass Your 1z0-236 Exam
Downloadable, Interactive 1z0-236 Testing engines
Verified Answers Researched by Industry Experts
Drag and Drop questions as experienced in the Actual Exams
Practice Test Questions accompanied by exhibits
Our Practice Test Questions are backed by our 100% MONEY BACK GUARANTEE.
Exam : Oracle 1Z0-236
Title : 11i applications DBA:fundamentals II
1. What provides the information about the free extents in a temporary tablespace before a sort operation?
A. LRU chain
B. sort extent pool
C. resource free list
D. free extent table (FET$)
E. used extent table (UET$)
Answer: B
2. You are working in an OLTP environment. You wish to reduce the virtual memory requirements for the Oracle instance due to Operating system paging or swap overheads. You need to determine whether the buffer cache is oversized and could tolerate being reduced. In which two cases can you afford to reduce the buffer cache size? (Choose two.)
A. if the cache hit ratio is very high
B. if there are no waits for free buffers
C. if the rate of physical I/O is very high
D. if the number of full table scans is very low
E. if the number of index accesses is very high
Answer: AB
3. Users complain of slow response time in your online transaction processing (OLTP) system. You compare current statistics with baseline statistics. You notice that in the current statistics library cache, the hit ratio has decreased and there are request misses for shared pool reserved area. Given below are the sizes of shared pool and shared pool reserved area:
SHARED_POOL_SIZE = 500 MB
SHARED_POOL_RESERVED_SIZE = 50 MB
What kind of strategy would you suggest for performance tuning?
A. increase the size of only the shared pool
B. decrease the size of the shared pool reserved area
C. increase the size of only the shared pool reserved area
D. increase the sizes of both the shared pool and the shared pool reserved area
E. increase the size of the shared pool and decrease the size of the shared pool reserved area
Answer: D
4. You plan to perform a backup of the control file in your database. Which two statements regarding the control file backup are true? (Choose two.)
A. You can back up the control file to a binary file.
B. You must bring the database to the NOMOUNT state to perform the control file backup.
C. You must store all types of control file backups in the location defined by USER_DUMP_DEST.
D. You can back up the control file by generating a script that can be used to re-create the control file.
Answer: AD
5. Which type of lock is held by SQL statements and PL/SQL objects in the Library Cache?
A. breakable parse locks
B. row-level (TX type) lock
C. table-level manual locks
D. table-level (TM type) locks
Answer: A
6. When starting up the test database, you encounter the following error after mounting the database:
ORA-00313: open failed for members of log group 2 of thread 1
ORA-00312: online log 2 thread 1: '/u01/oracle/app/oradata/log2.log'
ORA-27037: unable to obtain file status
While investigating the reason, you find that the status of the redo log group 2 is CURRENT. Which type of recovery would you perform to ensure that the database is functional?
A. Open Database recovery
B. Time-Based incomplete recovery
C. recovery using the backup control file
D. Cancel-Based incomplete recovery
E. Change-Based incomplete recovery
Answer: D
7. In an online transaction processing (OLTP) system, which is configured in shared server mode, you execute the following query to examine the sort performance:
SQL> SELECT d.value "Disk", m.value "Mem", (d.value/m.value)*100 "Ratio"
FROM v$sysstat m, v$sysstat d
WHERE m.name='sorts (memory)' and d.name='sorts (disk)';
Disk Mem Ratio
---------- ---------- -------------
23 206 11.165049
What action would you take after observing the output?
A. increase the value of SORT_AREA_SIZE
B. increase the size of the temporary tablespace
C. increase the value of PGA_AGGREGATE_TARGET
D. no action required because the ratio is perfect for an OLTP system
Answer: A
8. What action can you take to reduce the recovery time in case of instance failures?
A. use an SPFILE
B. multiplex the control files
C. reduce the number of data files used by the database
D. reduce the number of redo log members in each group
E. configure database parameters to increase the frequency of checkpoints
Answer: E