Section: Access Control
Explanation/Reference:
Authentication is verification that the user's claimed identity is valid and is usually implemented through a user password at log-on time.
Source: KRUTZ, Ronald L. & VINES, Russel D., The CISSP Prep Guide: Mastering the Ten Domains of Computer Security, 2001, John Wiley & Sons, Page 36.

Explanation/Reference:
Convenience -Using single sign-on users have to type their passwords only once when they first log in to access all the network resources; and Centralized Administration as some single sign-on systems are built around a unified server administration system. This allows a single administrator to add and delete accounts across the entire network from one user interface.
The following answers are incorrect:
Convenience - alone this is not the correct answer.
Centralized Data or Network Administration - these are thrown in to mislead the student. Neither are a benefit to SSO, as these specifically should not be allowed with just an SSO.
References: TIPTON, Harold F. & KRAUSE, MICKI, Information Security Management Handbook, 4th Edition, Volume 1, page 35.
TIPTON, Harold F. & HENRY, Kevin, Official (ISC)2 Guide to the CISSP CBK, 2007, page 180.

Besides successful completion of the SSCP exam, candidates must subscribe to the SSCP code of ethics and have on year work experience in one or more of the 7 SSCP domains.

"one-time password" provides maximum security because a new password is
required for each new log-on.
Source: KRUTZ, Ronald L. & VINES, Russel D., The CISSP Prep Guide: Mastering the
Ten Domains of Computer Security, 2001, John Wiley & Sons, Page 36.

Section: Analysis and Monitoring
Explanation/Reference:
If audit trails have been properly defined and implemented, they will record information that can assist in detecting intrusions.
Source: HARRIS, Shon, All-In-One CISSP Certification Exam Guide, McGraw-Hill/Osborne, 2002, Chapter 4:
Access Control (page 186).