RHCSA RHCSA EX200 2

Question 1

Which command resets a forgotten root password in RHEL 8 by interrupting the boot process and appending 'rd.break' to the kernel line?

Accepted Answer

Editing the GRUB entry at boot

Answer

Appending 'rd.break' to the kernel line in the GRUB editor drops you into an early shell before root mounts, allowing a password reset.

Question 2

What is the correct SELinux file context type for content served by Apache (httpd)?

Accepted Answer

httpd_sys_content_t

Answer

Files intended to be served by Apache must have the 'httpd_sys_content_t' SELinux type.

Question 3

Which firewall-cmd option makes a rule survive a system reboot?

Accepted Answer

--permanent

Answer

The '--permanent' flag writes the rule to the persistent firewalld configuration that survives reboots.

Question 4

Which command sets the default ACL on a directory so that new files inherit specific permissions?

Accepted Answer

setfacl -m d:u:alice:rw /dir

Answer

The 'd:' prefix in setfacl creates a default ACL that new files and subdirectories inherit.

Question 5

A logical volume needs to grow from 2G to 5G. Which sequence of commands is correct?

Accepted Answer

lvextend -L 5G /dev/vg0/lv0, then resize2fs /dev/vg0/lv0

Answer

lvextend resizes the logical volume, then resize2fs (or xfs_growfs for XFS) expands the filesystem to fill it.

RHCSA Exam Practice Test