Historical login and logout attempts on a Unix/ Linux system are recorded in
A) authlog
B) wtmp
C) messages
D) utmp

Question

Quizplus · Accepted Answer

Login and logout attempts are recorded in the wtmp file on Unix/Linux system. The authlog records authentication-related events, such as successful or failed logins, but not the logout events. The messages file records system messages, but not login/logout events. The utmp file records current user sessions, but not historical login/logout attempts.

Historical Login and Logout Attempts on a Unix/ Linux System