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LFCS · Question #487

LFCS Question #487: Real Exam Question with Answer & Explanation

The correct answer is D: x. The 'x' character in the password field of /etc/passwd signifies that the actual encrypted password resides in the more secure /etc/shadow file.

Submitted by sofia.br· Apr 18, 2026User and Group Management

Question

Which of the following characters in the password field of /etc/passwd is used to indicate that the encrypted password is stored in /etc/shadow?

Options

  • A*
  • B-
  • Cs
  • Dx

Explanation

The 'x' character in the password field of /etc/passwd signifies that the actual encrypted password resides in the more secure /etc/shadow file.

Common mistakes.

  • A. While an asterisk * can appear in the password field, it typically indicates that the account is locked or disabled, not that the password is in /etc/shadow.
  • B. A hyphen - is not a standard character used in the password field to indicate shadow passwords.
  • C. The character 's' is not used as a placeholder for shadow passwords in /etc/passwd.

Concept tested. Shadow password file indicator

Topics

#passwd file structure#shadow file#user authentication#password storage

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