Choose the most suitable statement about user management of PostgreSQL. Note: the version of PostgreSQL is 8.0.

Question

Options

• AUsernames not registered in the operating system cannot be registered as PostgreSQL users.
• BTo create a new user for PostgreSQL, the "newuser" command is used.
• CPostgreSQL cannot be in a state where multiple users exist at the same time.
• DIf you create a user that has permission to create other users, that user will become a
• ETo delete an existing user for PostgreSQL, "deleteuser" command is used.

• A
  4% (1)
• C
  4% (1)
• D
  83% (19)
• E
  9% (2)

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