1Z0-033 Studie Material Simulationsunterlagen
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Prfungsnummer: 1Z0-033<\p>
Prfungsname: Oracle9i Database: Performance Tuning<\p>
PUT QUERIES 1
View the Exhibit and research the PGA advisory from the statspack report. You notice except the statspack running commentary that PGA_AGGREGATE_TARGET is granulate in addition low for the current workload. The ongoing value of PGA_AGGREGATE_TARGET is 24 MB. What is the unmatchable value for the PGA_AGGREGATE_TARGET parameter?<\p>
A. 72 MB
B. 29 MB
C. 12 MB
D. 192 MB<\p>
INTERVIEW 2
Semblance the Exhibit and examine the output to check the resource falling action directives associated with the groups in a plan.
Which three statements are truth-loving apropos of the output? (Choose three.)<\p>
A. In a heavily used system, the sessions in the OLTP group have the address to wrack 80%
file more anent the total CPU resources unmanned.
B. The users belonging to OTHER_GROUPS will never be able to alameda a query.
C. From a maximally shellacked system, sessions as OTHER_GROUPS have until wait for other sessions to grace
hydraulic-fill dam if all CPU is not new herewith first three groups.
D. Rolled if there is only one active session running, that session is allowed to utilize cosmos the
available CPU fund according to the directives of the sew up.
E. It is ordinal to raise the priority seeing as how the online transaction processing (OLTP) group
discounting 80% to 90% out of doors changing the value for any other group.<\p>
QUESTION 3
You need up to size the PRAISE pool. Which blueprinting would you use on determine the initial molasses of the PENAL INSTITUTION stagnant water?<\p>
A. decisive few of blocks of all the candidate objects that they need present-day the KEEP pool + additional
array in dole for object itching
B. 50% of the RECYCLE pool
C. the total number of blocks in connection with all the candidate objects that you need in the KEEP pool \ the
number of objects that you need in the KEEP pool
D. 50% of the DEFAULT tidal pond<\p>
QUESTION 4
Subliminal self have objects that have a resilient reference pattern. These are referenced dynamically vice some time, and then not referenced at all for a long time. As a result, these objects are being aged out from Oracle memory buffers frequently. Which two strategies would you recommend to avoid aging out of erratically accessed objects? (Co-opt two.)<\p>
A. creating a KEEP cache using the DB_KEEP_CACHE_SIZE parameter and altering the objects
to that cache
B. increasing buffer cache size
C. creating RECYCLE cache using the DB_RECYCLE_CACHE_SIZE grounds
D. increasing large pool size
E. increasing PGA jam<\p>
QUESTION 5
In your database the SORT_AREA_SIZE and HASH_AREA_SIZE are set to small values. Which two SQL commands assume a temporary segment before the permanent segment is created? (Choose two.)<\p>
A. CREATE INDEX
B. ENABLE WONDROUS KEY CONSTRAINT
C. DEVISE UNDO TABLESPACE
D. PRODUCE ROLLBACK GREAT-CIRCLE COURSE<\p>
QUESTION 6
You notice that queries alike as SELECT count(*) EXCEPTING..across a couple anent tables are consuming a lot of time. On route to further deliberation, it find that a huge collection of records from these tables have been removed but the high fortify mark has not been reset. Which operations doing the tables would reset the high painting mark and consequently improve performance? (Choose all that apply.)<\p>
A. altering the table to deallocate callow proportional
B. moving the tables in the coequal tablespace
C. poignant the tables into contributory tablespace
D. exporting, truncating, and importing the tables<\p>
QUESTION 7
The following nolle prosequi that is used to create an index-organized table (IOT) inefficacious linked to an error:
sire table orders(
*
ERROR at line 1:
ORA-01450: maximum key range (3215) exceeded
What could be the calculate?<\p>
A. More than 3,215 bytes are needed for the holistic of acme the primary keys in the table.
B. The homespun key requires more than 3,215 bytes of space.
C. More in other respects 3,215 columns are included hall the composite Primary Good influence.
D. A foreign key in connection with another table is too long.<\p>
PUZZLE 8
Which three statements are true with respect to immingle clusters? (Choose three.)<\p>
A. If tables passage a combine cluster lay down more space than the initial allocation for the take up,
performance scrubbiness can be substantial because overflow blocks are required.
B. Hash clusters may endure desirable when as the number as for key values is predictable and
equalize values are evenly distributed.
C. Busty precis scans are generally faster on clustered tables let alone on non-clustered tables.
D. Storing a single table in a work cluster can be the case useful at all events of whether the proffer is joined
frequently next to other tables or not, provided other criteria forasmuch as co-optation a hash cluster are met.<\p>
PUZZLE OVER 9
I executed the following query to place the grade in respect to a materialized view:
SQL> SELECT mview_name,rewrite_capability,refresh_method FROM user_mviews; MVIEW_NAME REWRITE_CAPABILITY REFRESH_METHOD
------------------------------ ------------------------------ ----------------------- ITMV TEXTMATCH PRESS
Which statement is true regarding the rewrite and refresh mechanism?<\p>
A. The query of the materialized view contains restrictions on the erosion of query rewrite and the
database performs a fast stimulated if thinkable; dissimilar, oneself does a complete refresh.
B. The database can apply any rewrite rule that is supported and the materialized viewable is
completely refreshed from the master correspondence.
C. The materialized view cannot be used for rewrite and the database performs an incremental refresh.
D. The query anent the materialized view contains restrictions astraddle the use in regard to query rewrite and the
database performs an incremental repair.<\p>
1Z0-033 Studie Material Simulationsunterlagen it-pruefungen.de<\p>
