아무런 노력을 하지 않고 승진이나 연봉인상을 꿈꾸고 있는 분이라면 이 글을 검색해낼수 없었을것입니다. 승진이나 연봉인상을 꿈꾸면 승진과 연봉인상을 시켜주는 회사에 능력을 과시해야 합니다. IT인증시험은 국제적으로 승인해주는 자격증을 취득하는 시험입니다. Pass4Test의  Oracle Database 1z0-062덤프의 도움으로 Oracle Database 1z0-062시험을 패스하여 자격증을 취득하면 승진이나 연봉인상의 꿈이 이루어집니다. 결코 꿈은 이루어질것입니다.

 

NO.1 Which two statements are true about the logical storage structure of an Oracle database?

A. An extent contains data blocks that are always physically contiguous on disk.

B. An extent can span multiple segments,

C. Each data block always corresponds to one operating system block.

D. It is possible to have tablespaces of different block sizes.

E. A data block is the smallest unit of I/O in data files.

Answer: B,D

 

NO.2 The ORCL database is configured to support shared server mode. You want to ensure that a

user connecting remotely to the database instance has a one-to-one ratio between client and server

processes.

Which connection method guarantees that this requirement is met?

A. connecting by using an external naming method

B. connecting by using the easy connect method

C. creating a service in the database by using the dbms_service.create_service procedure and using

this service for creating a local naming service"

D. connecting by using the local naming method with the server = dedicated parameter set in the

tnsnames.ora file for the net service

E. connecting by using a directory naming method

Answer: C,E

 

NO.3 Examine the parameters for your database instance:

NAMETYPE VALUE

undo_management string AUTO undo_retentioninteger 12 00 undo_tablespace string UNDOTBS1

You execute the following command:

SQL> ALTER TABLESPACE undotbs1 RETENTION NOGUARANTEE;

Which statement is true in this scenario?

A. Undo data is written to flashback logs after 1200 seconds.

B. Inactive undo data is retained for 1200 seconds even if subsequent transactions fail due to lack of

space in the undo tablespace.

C. You can perform a Flashback Database operation only within the duration of 1200 seconds.

D. An attempt is made to keep inactive undo for 1200 seconds but transactions may overwrite the

undo before that time has elapsed.

Answer: A

 

NO.4 Which three statements are true about a job chain?

A. It can contain a nested chain of jobs.

B. It can be used to implement dependency-based scheduling.

C. It cannot invoke the same program or nested chain in multiple steps in the chain.

D. It cannot have more than one dependency.

E. It can be executed using event-based or time-based schedules.

Answer: A,B,E

 

NO.5 Which three factors influence the optimizer's choice of an execution plan?

A. the optimizer_mode initialization parameter

B. operating system (OS) statistics

C. cardinality estimates

D. object statistics in the data dictionary

E. fixed baselines

Answer: A,B

 

NO.6 Examine the resources consumed by a database instance whose current Resource Manager

plan is displayed.

SQL> SELECT name, active_sessions, queue_length, Consumed_cpu_time, cpu_waits,

cpu_wait_time FROM v$rsrc_consumer_group;

NAMEACTIVE_SESSIONS QUEUE_LENGTH CONSUMED_CPU_WAITS CPU_WAIT_TIME

OLTP__ORDER__ENTRY1029690 467 6709 OTHES__GROUPS 0 059823664089 60425 SYS_GROUP 1

02420704 914 19540 DS.S_QUERIES4245946603004 55700

Which two statements are true?

A. An attempt to start a new session by a user belonging to DSS_QUERIES fails with an error.

B. An attempt to start a new session by a user belonging to OTHE_GROUPS fails with an error.

C. The CPU_WAIT_TIME column indicates the total time that sessions in the consumer group waited

for the CPU due to resource management.

D. The CPU_WAIT_TIME column indicates the total time that sessions in the consumer group waited

for the CPU due to I/O waits and latch or enqueue contention.

E. A user belonging to the DSS__QUERIES resource consumer group can create a new session but

the session will be queued.

Answer: C,E

 

NO.7 You plan to create a database by using the Database Configuration Assistant (DBCA), with the

following specifications:

-Applications will connect to the database via a middle tier.

-The number of concurrent user connections will be high.

-The database will have mixed workload, with the execution of complex BI queries scheduled at

night.

Which DBCA option must you choose to create the database?

A. a General Purpose database template with default memory allocation

B. a Data Warehouse database template, with the dedicated server mode option and AMM enabled

C. a General Purpose database template, with the shared server mode option and Automatic

Memory Management (AMM) enabled

D. a default database configuration

Answer: C

 

NO.8 The hr user receiver, the following error while inserting data into the sales table: ERROR at line

1:

ORA-01653; unable to extend table HR.SALES by 128 in tablespace USERS

On investigation, you find that the users tablespace uses Automnrif Segment Space Management

(ASSM). It is the default tablespace for the HR user with an unlimited quota on it.

Which two methods would you use to resolve this error?

A. Altering the data life associated with the USERS tablespace to ex automatically

B. Adding a data life to the USERS tablespace

C. Changing segment space management for the USERS tablespace to manual

D. Creating a new tablespace with autoextend enabled and changing the default tablespace of the

HR user to the new tablespace

E. Enabling resumable space allocation by setting the RESUMABLE_TIMEOUT parameter to a

nonzero value

Answer: A,D