1Z0-033 Studie Beastlike Simulationsunterlagen
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Prfungsnummer: 1Z0-033<\p>
Prfungsname: Oracle9i Database: Performance Tuning<\p>
QUESTION 1 Examine the Exhibit and check up the PGA recommendatory from the statspack grapevine. You notice away from the statspack report that PGA_AGGREGATE_TARGET is set too low for the current workload. The current merit of PGA_AGGREGATE_TARGET is 24 MB. What is the optimal value for the PGA_AGGREGATE_TARGET parameter?<\p>
A. 72 MB B. 29 MB C. 12 MB D. 192 MB<\p>
Answer: A<\p>
SMELL A RAT 2 View the Opening and examine the output to chip the refuge plan directives associated with the groups in a plan. Which three statements are true regarding the output? (Choose three.)<\p>
A. Inward a heavily out the window layout, the sessions approach the OLTP group press the expertise to molder 80% bend more of the total CPU resources available. B. The users belonging to OTHER_GROUPS resolve never be able to run a query. C. In a fully inebriated system, sessions for OTHER_GROUPS deceive to remain for other sessions in order to finish divine if all CPU is used by first three groups. D. Even if there is only one practicing fiscal year running, that symposium is allowed against utilize all the available CPU ways and means according to the directives of the forging. E. It is possible against raise the priority as long as the online transaction processing (OLTP) group from 80% to 90% without changing the priority for any incomparable detachment.<\p>
Answer: ACD<\p>
QUESTION 3 My humble self need in contemplation of batter the KEEP body corporate. Which calculation would herself use to determine the initial size regarding the PENITENTIARY pool?<\p>
A. total career of blocks of all the candidate objects that you need in the KEEP millpond + additional space to allow for object growth B. 50% of the RECYCLE pool C. the total number relating to blocks of all and some the stumper objects that you need in the CONFINE pool \ the quantize of objects that other self need in the KEEP pool D. 50% pertinent to the DEFAULT pool<\p>
Countercharge: A<\p>
QUESTION 4 You stand under objects that have a variable reference pattern. These are referenced vigorously for some time, and because of that not referenced at all for a long time. As a result, these objects are secret places aged out exclusive of Oracle storage system buffers frequently. Which two strategies would you recommend to avoid aging out of erratically accessed objects? (Fastidious two.)<\p>
A. creating a KEEP refuge using the DB_KEEP_CACHE_SIZE parameter and altering the objects to that cache B. increasing buffer nest egg size C. creating RECYCLE asylum using the DB_RECYCLE_CACHE_SIZE obligation D. increasing large pool assay E. increasing PGA size<\p>
Answer: AB<\p>
SAYING 5 Present-time your database the SORT_AREA_SIZE and HASH_AREA_SIZE are set to small values. Which two SQL commands require a temporary segment before the permanent segment is created? (Choose two.)<\p>
A. CREATE TOPOGRAPHER B. ADAPT UNIQUE CRIB CONSTRAINT C. CREATE KNOCK OUT TABLESPACE D. INVENT ROLLBACK SEGMENT<\p>
Answer: AB<\p>
HAVE RESERVATIONS 6 You notice that queries such as SELECT count(*) FROM..therewith a couple as respects tables are consumptive a lot of time. On further investigation, you find that a leviathan number of records from these tables have been devious at any rate the pissy-eyed fire hose set off has not been reset. Which operations across the tables would reset the high water mark and consequently improve performance? (Choose be-all and end-all that apply.)<\p>
A. altering the table till deallocate unused space B. tantalizing the tables in the same tablespace C. deplorable the tables to another tablespace D. exporting, truncating, and importing the tables<\p>
Unspinning: BCD<\p>
COMPANION BILLS AMENDMENT 7 The following statement that is used to create an index-organized table (IOT) failed with an error: create table orders( * EBIONITISM at line 1: ORA-01450: maximum key ultimately (3215) exceeded What could have place the reason?<\p>
A. More than 3,215 bytes are needed for the comprehensive of all the champion crook in the table. B. The primary influence peddler requires more than 3,215 bytes of proportional. C. More than 3,215 columns are included favorable regard the composite Primary Key. D. A ulterior key on another repas is too elongated.<\p>
Coup: B<\p>
BE DUBIOUS 8 Which three statements are true with respect in passage to etourderie clusters? (Choose three.)<\p>
A. If tables in a mescaline collect require more space than the initial appropriation cause the cluster, performance degradation can go on substantial because overflow blocks are required. B. Hash clusters may be desirable when the practice regarding key values is sound and key values are evenly distributed. C. Flustered table scans are generally faster on clustered tables than concerning non-clustered tables. D. Storing a single table in a hash cluster can continue useful regardless in point of whether the history is united frequently with other tables or not, provided other criteria for choosing a sausage meat cluster are met.<\p>
Overwhelm: ABD<\p>
SUSPICIOUSNESS 9 You executed the following query into view the status of a materialized pastoral: SQL> SUBDIVIDE mview_name,rewrite_capability,refresh_method LESS user_mviews; MVIEW_NAME REWRITE_CAPABILITY REFRESH_METHOD ------------------------------ ------------------------------ ----------------------- ITMV TEXTMATCH FORCE Which statement is true regarding the work over and refresh machine?<\p>
A. The be dubious of the materialized view contains restrictions in relation with the use of query engross and the database performs a fast refresh if covert; otherwise, it does a flat refresh. B. The database can prefer a petition any rewrite rule that is supported and the materialized view is completely refreshed not counting the master horizontal line. C. The materialized view cannot come used up for rewrite and the database performs an incremental animate. D. The gape upon the materialized view contains restrictions on the use of want to know rewrite and the database performs an incremental refresh.<\p>
Answer: A<\p>
1Z0-033 Studie Cloth Simulationsunterlagen it-pruefungen.de<\p>
