Linux Security and Hardening GSEC Practice Questions (Page 1)

Questions 1–5

1. 1foundation · easy

   What is the purpose of UEFI Secure Boot?

   • ATo encrypt the entire hard drive to protect data at rest.
   • BTo prevent users from changing the BIOS settings.
   • CTo ensure that only signed, trusted bootloaders and kernels are loaded during system startup.
   • DTo allow multiple operating systems to boot from the same disk.
   Reveal Solution Discussion Select an answer first
2. 2foundation · easy

   Which command is used to list all running processes on a Linux system?

   • Anetstat
   • Bls
   • Cps
   • Dtop
   Reveal Solution Discussion Select an answer first
4. 3foundation · easy

   Which of the following best describes the core Linux security model?

   • AA capability-based model where every process is granted only the specific capabilities it needs at runtime.
   • BA mandatory access control (MAC) model where all permissions are centrally managed by a security kernel and no user can override them.
   • CA role-based access control (RBAC) model where permissions are assigned only to roles, not to individual users.
   • DA discretionary access control (DAC) model where file owners decide permissions for their files, and the root user has broad privileges.
   Reveal Solution Discussion Select an answer first
5. 4foundation · easy

   Which file stores the hashed passwords for user accounts on a modern Linux system?

   • A/etc/shadow
   • B/etc/group
   • C/etc/passwd
   • D/etc/gshadow
   Reveal Solution Discussion Select an answer first
6. 5foundation · easy

   Which file is used to configure sudo privileges for users and groups?

   • A/etc/sudoers
   • B/etc/shadow
   • C/etc/group
   • D/etc/passwd
   Reveal Solution Discussion Select an answer first