IZO-052 EXAM Course Details
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Transcript of IZO-052 EXAM Course Details
8/9/2019 IZO-052 EXAM Course Details
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IZO-052 EXAM Course details
Exploring the Oracle Database Architecture
• Explain the Memory Structures
• Describe the Process Structures
• Overview of Storage Structures
reparing the Database En!iron"ent
• Identify the tools for Administering an Oracle Database
• Plan an Oracle Database installation
• Install the Oracle software by using Oracle niversal Installer !OI"
Creating an Oracle Database
• #reate a database by using the Database #onfiguration Assistant !D$#A"
Managing the Oracle Instance
• Setting database initiali%ation parameters
• Describe the stages of database startup and shutdown
• sing alert log and trace files
• sing data dictionary and dynamic performance views
Con#iguring the Oracle $et%or& En!iron"ent
• #onfigure and Manage the Oracle &etwor'
• sing the Oracle Shared Server architecture
Managing Database 'torage 'tructures
• Overview of tablespace and datafiles
• #reate and manage tablespaces
• Space management in tablespaces
Ad"inistering (ser 'ecurit)
• #reate and manage database user accounts
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• (rant and revo'e privileges
• #reate and manage roles
• #reate and manage profiles
Managing Data and Concurrenc)
• Monitor and resolve loc'ing conflicts
Managing (ndo Data
• Overview of ndo
• )ransactions and undo data
• Managing undo
I"ple"enting Oracle Database 'ecurit)
• Database Security and Principle of *east Privilege
• +or' with Standard Database Auditing
Database Maintenance
• se and manage optimi%er statistics
• se and manage Automatic +or'load ,epository !A+,"
• se advisory framewor'
• Manage Alerts and )hresholds
er#or"ance Manage"ent
• se Automatic Memory Management
• se Memory Advisors
• )roubleshoot invalid and unusable ob-ects
Intelligent In#rastructure Enhance"ents
• se the Enterprise Manager Support +or'bench
• Managing Patches
*ac&up and +eco!er) Concepts
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• Identify the types of failure that can occur in an Oracle database
• Describe ways to tune instance recovery
• Identify the importance of chec'points. redo log files. and archived log files
• Overview of flash recovery area
• #onfigure A,#/I0E*O( mode
er#or"ing Database *ac&ups
• #reate consistent database bac'ups
• $ac' up your database without shutting it down
•
#reate incremental bac'ups
• Automate database bac'ups
• Manage bac'ups. view bac'up reports and monitor the flash recovery area
er#or"ing Database +eco!er)
• Overview of Data ,ecovery Advisor
• se Data ,ecovery Advisor to Perform recovery !#ontrol file. ,edo log file and Data file"
Mo!ing Data
• Describe and use methods to move data !Directory ob-ects. S1*2*oader. External )ables"
• Explain the general architecture of Oracle Data Pump
• se Data Pump Export and Import to move data between Oracle databases
'a"ple ,uestions
0iew answers below
Sample questions are provided solely to familiarize candidates with the multiple-choice format and writing style of questionsthat will be found on the exam. Sample questions may not cover the full spectrum of difficulty that is covered by the exam
questions. Success on the sample questions does not predict success on the exam.
. /ou notice that the database instance ta&es a long ti"e to start up a#ter the instance crash. o% %ill )ou resol!e the
proble"1
A3 Increase the si%e of the redo log files
$3 Decrease the number of redo log members
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#3 Set *O(4#/E#5POI&)4)O4A*E,) to ),E
D3 Decrease the value for the 6AS)4S)A,)4M)),4)A,(E) initiali%ation parameter
2. hile the database instance is running3 )ou recei!e an out-o#-"e"or) error due to the undersi4ing o# the shared pool.
/ou chec&ed the trace #ile and obser!ed that the #ollo%ing error %as al%a)s recorded during pea& hours
O+A-0607 unable to allocate 6000 b)tes o# shared "e"or)
On in!estigation3 )ou #ound that '8A9MAX9'IZE %as larger than the su" o# the si4es o# all ')ste" 8lobal Area :'8A;
co"ponents and )ou do not ha!e the scope to increase it #urther.
Identi#) a solution to reduce the probabilit) o# getting this error in #uture.
A3 Set the P,E4PA(E4S(A parameter to ),E
$3 Set the *O#54S(A initiali%ation parameter to ),E
#3 Implement Automatic Shared Memory Management
D3 Set the S(A4)A,(E) initiali%ation parameter to %ero
7. $ote the #unctionalities o# !arious bac&ground processes
. Issue alerts %hene!er a gi!en "etrics !iolates its threshold !alue
2. <a&e snapshots b) spa%ning additional process.
7. Capture statistics #or ',= ob>ects that ha!e been recentl) "odi#ied.
6. Allocate "e"or) %here it is needed d)na"icall) in an e##ort to a!oid out-o#-"e"or) conditions.
hich option has the correct #unctionalities listed #or the "e"or) "anager :MMA$; bac&ground process1
A3 7.8
$3 9.:
#3 9
D3 8
E3 9.:.7.8
6. A user recei!es the #ollo%ing error %hile executing a ?uer)
O+A-0555 snapshot too old
Identi#) t%o solutions to a!oid such errors in #uture. :Choose t%o;
A3 Increase the si%e of redo log files
$3 Increase the si%e of the undo tablespace
#3 Increase the si%e of the Database $uffer #ache
D3 Increase the si%e of the default temporary tablespace
E3 Enable the retention guarantee for the undo tablespace
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#3 )he &DO4)A$*ESPA#E parameter is valid only if the &DO4MA&A(EME&) parameter is set to A)O
D3 ndo management is automatic by default even if the &DO4MA&A(EME&)
initiali%ation parameter is set to &**
G. hich operations can be per#or"ed using the Data +eco!er) Ad!isor1 :Choose all that appl);
A3 Diagnosing data failure
$3 It is a percentage of rows in which the statistics are collected incrementally for partitions
#3 Presenting appropriate repair options
D3 (enerating reports for possible causes of failure
0. /ou con#igured the database in the A+CIHE=O8 "ode. <he database %as pre!iousl) running in the
$OA+CIHE=O8 "ode.
hich t%o state"ents are true in this scenario1 :Choose t%o;
A3 <ou must perform a log switch after setting the A,#/I0E*O( configuration3
$3 <ou can perform only partial bac'ups
#3 <ou can bac' up the database while it is open and being accessed by users
D3 <ou cannot ta'e any datafile offline in this mode3
E3 <ou can recover the database completely from both instance and media failure3
Ans%ers
93 D
:3 #
73 D
83 $E
=3 $
3 $D
@3 $
B3 A#
C3 A#
9>3 #E
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