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Oracle

1Z0-052 · Question #182

View the Exhibit1, which shows the options that are selected to create the user SL_REP. View the Exhibit2 and examine the contents of DATABASE_PROPERTIES. Which two statements are true regarding…

The correct answer is B. The objects created by the user are placed in the USERS tablespace. C. The user does not require quota on the TEMP tablespace to perform sort operations. An Oracle user created with a default permanent tablespace has objects stored there, and no explicit quota is ever needed on the TEMP tablespace for sort operations.

Administering User Security

Question

View the Exhibit1, which shows the options that are selected to create the user SL_REP. View the Exhibit2 and examine the contents of DATABASE_PROPERTIES. Which two statements are true regarding this user? (Choose two.)

Exhibit

1Z0-052 question #182 exhibit

Options

  • AThe user is authenticated by the operating system.
  • BThe objects created by the user are placed in the USERS tablespace.
  • CThe user does not require quota on the TEMP tablespace to perform sort operations.
  • DThe user is forced to change the password at the first login to the database instance.
  • EThe objects created by the user in future are unlocked to be accessed by all the users in the database

How the community answered

(18 responses)
  • A
    6% (1)
  • B
    94% (17)

Why each option

An Oracle user created with a default permanent tablespace has objects stored there, and no explicit quota is ever needed on the TEMP tablespace for sort operations.

AThe user is authenticated by the operating system.

Operating system authentication requires the username to be prefixed with OPS$ (or the value of OS_AUTHENT_PREFIX) and the user created EXTERNALLY; a standard account created via SQL Developer with a password uses database authentication.

BThe objects created by the user are placed in the USERS tablespace.Correct

When a user is created with a default tablespace specified (in this case USERS, as shown in the exhibit and confirmed by DATABASE_PROPERTIES), all objects the user creates without explicitly specifying a tablespace are placed in that default tablespace.

CThe user does not require quota on the TEMP tablespace to perform sort operations.Correct

In Oracle, the TEMP tablespace is a shared resource for temporary segments used during sort operations. Users are never required to have a quota granted on the TEMP tablespace - it is automatically available to all users for temporary operations like sorting and hashing.

DThe user is forced to change the password at the first login to the database instance.

Forcing a password change at first login requires either setting the account status to EXPIRED during creation or assigning a profile with PASSWORD_LIFE_TIME = 0; simply creating the user does not impose this requirement.

EThe objects created by the user in future are unlocked to be accessed by all the users in the database

Oracle enforces object-level security by default; objects created by a user are only accessible to that user and PUBLIC/other users with explicit GRANT privileges, not automatically accessible to all users.

Concept tested: Oracle user creation - default tablespace and TEMP quota behavior

Source: https://docs.oracle.com/en/database/oracle/oracle-database/19/sqlrf/CREATE-USER.html

Topics

#user creation#default tablespace#temporary tablespace#password management

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