Oracle 1Z0-042

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Oracle database 10g:Administration I Sample Questions:

1. The application workload on your database is same between 10 a.m. and 11 a.m. on weekdays. Suddenly you observe poor performance between 10 a.m. and 11 a.m. in the middle of the week. How would you identify the changes in configuration settings, workload profile, and statistics to diagnose the possible causes of the performance degradation?

A) by using the Automatic Workload Repository Compare Period report
B) by analyzing the output of the V$ACTIVE_SESSION_HISTORY view
C) by using the Automatic Workload Repository report
D) by running the Automatic Database Diagnostic Monitor (ADDM)
E) by using the SQL access advisor

2. In your database, the STATISTICS_LEVEL initialization parameter is set to BASIC. What is
the impact of this setting?

A) The snapshots for the Automatic Workload Repository (AWR) are not generated automatically.
B) Snapshots cannot be collected manually by using DBMS_WORKLOAD_REPOSITORY PACKAG
C) Only the timed operating system (OS) statistics and plan execution statistics are collected.
D) The Oracle server dynamically generates the necessary statistics on tables as part of query optimization.
E) The optimizer statistics are collected automatically.

3. You plan to use static database registration for a new listener when you create it. What could be the two reasons for this? (Choose two.)

A) The listener is not configured on the default port of 1521 and the instance is not configured to register with a nondefault port.
B) The Oracle Enterprise Manager is to be used to monitor an Oracle9i database.
C) The users will connect the database by using the host naming method.
D) More than one database is to be registered with the listener.
E) The database that is to be registered with the listener is configured in shared server mode.

4. You are working on a database created with the Oracle Database 10g software in which the initialization parameter COMPATIBLE is set to 10.0.0. The hr_tbs tablespace in the database is created as follows:
CREATE TABLESPACE hr_tbs DATAFILE '/oracle/oradata/hr_tbs.dbf' SIZE 50M;
View the Exhibit to see the properties of the database.
Which statement is correct in this scenario?

A) All the tablespaces in the database will be locally managed by default.
B) The tablespace type bigfile or smallfile must be mentioned in the command.
C) All the tablespaces in the database must be of the smallfile tablespace type.
D) hr_tbs is a bigfile tablespace.
E) hr_tbs is a dictionary-managed tablespace.

5. You want to monitor and control the resource usage by sessions. You want to be warned automatically when more than 100 sessions are opened with your database. What action would you take to achieve this?

A) Modify the SESSIONS initialization parameter.
B) Set the warning threshold for the Current Logons Count metric.
C) Set the limits in the profiles used by users.
D) Use the Database Resource Manager.

Solutions: