最新なOracle 1Z0-027問題集（72題）、真実試験の問題を全部にカバー！

質問 1：
You are planning the physical installation ofi two fiull rack Database Machines and two fiull-rack expansion racks. The
fiour racks will be combined into one multi rack system.
Which are the two guidelines fior installing this configuration in your data Center?
A. Expansion Racks must be placed side by side at least one meter apart.
B. All racks must be isolated firom each other with at least one meter between them.
C. All Database Machines must be placed side by side with no space between them.
D. All Expansion Racks must be placed side by side with no space between them.
E. All racks must be placed in such a way that the exhaust air ofi one rack does not enter the air inlet ofi another
F. All racks must be placed side by side with no space between them.
G. Racks may be placed as required in the machine room.
正解：C,E
解説: (Pass4Test メンバーにのみ表示されます)

質問 2：
Which two are true concerning the allocation ofi I/O resources by the IORM within the CELLSRV process?
A. Control File I/O is managed automatically at high priority by IORM.
B. Log Writer I/O to the Smart Flash Log is considered part ofi the SYSTEM resource consumer group by IORM.
C. Database Writer I/O is managed automatically at normal priority by IORM.
D. Control File I/O is considered part ofi the SYSTEM resource Consume group by IORM.
E. Log Writer I/O to the Smart Flash Log is managed automatically at high priority by IORM.
F. Database Writer I/O is considered part ofi the SYSTEM resource consumer group by IORM.
正解：A,C
解説: (Pass4Test メンバーにのみ表示されます)

質問 3：
You plan to migrate a database supporting an an OLTP workload to your Database Machine
This is part ofi a consolidation project and several other databases already exist on the Database Machine.
Which three Exadata fieatures may help to improve the perfiormance ofi this OLTP workload?
A. Smart Flash Cache
B. Hybrid Columnar Compression
C. I/O Resource Manager
D. Smart Flash Log
E. Smart Scan
F. Storage Index
正解：A,C,D
解説: (Pass4Test メンバーにのみ表示されます)

質問 4：
You plan to migrate an existing production database supporting online transaction processing (OLTP) workloads to the
Exadata Database Machine. The database currently supports an application requiring fiast response times, which
satisfies stringent requirements, and most ofi the application queries use index access to the tables in the application
schema.
For which case would you consider dropping indexes to allow Smart Scans to occur?
A. Drop non-constraint indexes ifi Smart Scan perfiorms better than index range scans on the corresponding table.
B. Drop non-constraint indexes ifi Smart Scan occurs instead ofi an index access path on the corresponding table.
C. Drop non-constraint indexes ifi Smart Scan perfiorms better than index unique scans on the corresponding table.
D. Drop non-constraint Indexes ifi Smart Scan perfiorms better than any index scans on the corresponding table.
正解：D

質問 5：
Identifiy three valid configuration options that can be implemented during the initial configuration process ofi a new
Database Machine by using the Exadata Deployment Assistant
A. size ofi the DBFS diskgroup
B. O/S owner mode (standard O/S authentication or role-separated O/S authentication)
C. RDBMS DBA group name
D. database character set
E. size ofi the RECO ASM diskgroup
正解：B,C,E
解説: (Pass4Test メンバーにのみ表示されます)