Free Oracle 1z0-083 Practice Exam with Questions & Answers

Transparent encryption of backups uses an encryption wallet.

Image copy backups can be created by using password encryption.

A password encryption of backups uses the password while creating and restoring backups.

Encrypted backups can only be written to disk.

A database uses the same encryption key for every encrypted backup.

orainstRoot.sh can be executed automatically by the Database installer by using sudo or root credentials.

root.sh can be executed automatically by the Database Installer only if it is provided with root credentials.

The sudo password can be specified in a response file.

root.sh can be executed automatically by the Database installer only by using sudo credentials.

The sudo password must be specified in a response file.

The root password cannot be specified in a response file.

Single-byte character sets provide better performance than multibyte character sets.

Unicode enables information from any language to be stored using a single character set.

Unicode is the only supported character set for Oracle databases created using Database Configuration Assistant (DBCA).

Single-byte character sets always use 7-bit encoding schemes.

Multibyte character sets allow more efficient space utilization than single byte character sets.

Single-byte character sets always use 8-bit encoding schemes.

By default, members of the OSASM group can access Automatic Storage Management and RDBMS instances.

The primary group for the Oracle Grid Infrastructure and Oracle Database owners must be the Oracle Inventory group.

The Oracle Grid Infrastructure installation must be owned by the grid user.

The Oracle Grid Infrastructure owner owns Oracle Restart and Oracle Automatic Storage Management binaries.

The Oracle Grid Infrastructure owner must have OSOPER, OSBACKUPDBA, and OSKMDBA as secondary groups.

The same OSDBA group must be used for Automatic Storage Management and the Oracle Database.

A base recovery catalog should exist.

The owner of VPC cannot own recovery catalog.

At least one target database should be registered in the recovery catalog.

The register database privilege should be granted to the virtual catalog owner.

The recovery_catalog_owner role should be granted to the virtual catalog owner.

Two or more PDBs can be duplicated with the same RMAN DUPLICATE command.

All tablespaces belonging to a PDB must be duplicated when duplicating the PDB.

The auxiliary instance is automatically created with ENABLE_PLUGGABLE_DATABASE = TRUE.

A user with SYSDBA or SYSBACKUP must be logged in with RMAN to the PDB to duplicate it.

CDB$ROOT and PDB$SEED are automatically duplicated.

It checks each query being analyzed for stale statistics.

It checks each query being analyzed for missing statistics.

It only recommends syntactic changes to SQL statements.

It can recommend semantic changes to SQL statements.

It considers all SQL statements being analyzed by the advisor task as a group.

It builds SQL profiles for each poorly performing SQL statement to prevent regressions.

It is enabled by performing a software-only Oracle Database installation and then running the roohctl ¬enable script.

It requires the Rapid Home Provisioning service.

Its configuration data and log files reside in subdirectories under the Oracle home.

It is enabled by performing an Oracle Database installation with database creation and then running the roohctl -enable script.

It contains an image that can be distributed across multiple servers.

using Database Replay

using SQL Developer

using Oracle Data Pump

using operating system file copy utilities

using Database Upgrade Assistant

using the CREATE TABLE AS SELECT SQL statement

All AWR tables belong to the SYSTEM schema.

The AWR data is stored in memory and in t he database.

The snapshots collected by AWR are used by the self-tuning components in the database

AWR computes time model statistics based on time usage for activities, which are displayed in the v$SYS time model and V$SESS_TIME_MODEL views.

AWR contains system wide tracing and logging information.