IST 191 EXAM 3 (CHAPTER 9-13) QUESTIONS AND
VERIFIED ANSWERS
The ____ support multiple uses, text-based logins - mulit-user.target
1. reboot the system
2. interrupt the boot loader countdown by pressing any key except enter
3. Move cursor to the rescue kernel entry to boot
4. press e to edit the selected entry
5. move the cursor to the kernel command line (the line that starts with Linux)
6. append rd.break
7. Presa ctrl+x to boot with changes - order of the steps to access root shell
the _provides a single-user system to enable repairing your system - rescue.target
the system firmware reads a boot loader from disk and then passes control of the
system to the boot loader. what is the boot loader used with red hat enterprise? - grub2
after identifying the correct boot device the system firmware from the system firmware
reads a boot loader from disk then passes control of the system to the boot loader - true
when the systemd instance from the initramfs executes all units for the initrd.target
target where is the actual root file system mounted? - /sysroot
when the system starts and control is passed over to systemd from the initramfs,
systemd will try to activate the system.target target - false
which of the following statements is not true about initramfs - on red hat enterprise linux
9 the initramfs does not contain an entire usable system
which command is used to see which target is currently the default target - systemctl
get-default
_______starts the most minimal system for repairing your system when rescue.target
uit fails to start - emergency.target
the _____supports multiple users ,graphical and txt-based logins - graphical.tartget
when a computer is powered on the system firmware (either modern UEFI or more old-
fashioned BIOS) runs a _____ and starts to initialize some of the hardware. - power on
self test (POST)
, a systemd target is a set of systemd units that should be started to reach a desired
state. which of the following is not a valid target name? - single-user.target
the systemctl shutoff command will stop all running services unmount all files systems
(or remount them read-only when they can not be unmounted) and then power down
the system - false
to select a different target at boot time a special option can be appended to the kernel
command line from the boot loader - systemd.unit=target.target
The _______is an internet standard protocol that Linux, UNIX and similar operating
system use as their native network file system - NFS
NFS is an proprietary standard that supports native Linux permissions and file-system
attributes - false
RHEL also supports mounting shared directories from Microsoft windows systems by
using the same methods as for the NFS protocol by using either the server message
box or the common internet file system protocols - true
by default RHEL 9 uses - NFSv4
NFSv3 might user either of two transport protocols. select all - UDP
TCP
NFSv4 only support which of the following transport protocols - TCP
An NFSv3 client connects to the _____server at port________ on the server to request
NFS service - rpcind/111
the automounter is a service (autofs) that automatically mounts files systems and NFS
exports on demand - true
file system and nfs exports which are automatically mounted using the automounter
advantage is that by unmounting the file system each time that it is no longer in current
use - false
the automounter advantages is that is by unmounting the file system each time that it is
no longer in use ________ - the file system is protected from unexpected corruption
when it is open
A _______ mount is when a file system mounts to an unchanging known mount point
location - direct
an ______mount is when the mount point location is not known until the mount demand
occurs - indirect
VERIFIED ANSWERS
The ____ support multiple uses, text-based logins - mulit-user.target
1. reboot the system
2. interrupt the boot loader countdown by pressing any key except enter
3. Move cursor to the rescue kernel entry to boot
4. press e to edit the selected entry
5. move the cursor to the kernel command line (the line that starts with Linux)
6. append rd.break
7. Presa ctrl+x to boot with changes - order of the steps to access root shell
the _provides a single-user system to enable repairing your system - rescue.target
the system firmware reads a boot loader from disk and then passes control of the
system to the boot loader. what is the boot loader used with red hat enterprise? - grub2
after identifying the correct boot device the system firmware from the system firmware
reads a boot loader from disk then passes control of the system to the boot loader - true
when the systemd instance from the initramfs executes all units for the initrd.target
target where is the actual root file system mounted? - /sysroot
when the system starts and control is passed over to systemd from the initramfs,
systemd will try to activate the system.target target - false
which of the following statements is not true about initramfs - on red hat enterprise linux
9 the initramfs does not contain an entire usable system
which command is used to see which target is currently the default target - systemctl
get-default
_______starts the most minimal system for repairing your system when rescue.target
uit fails to start - emergency.target
the _____supports multiple users ,graphical and txt-based logins - graphical.tartget
when a computer is powered on the system firmware (either modern UEFI or more old-
fashioned BIOS) runs a _____ and starts to initialize some of the hardware. - power on
self test (POST)
, a systemd target is a set of systemd units that should be started to reach a desired
state. which of the following is not a valid target name? - single-user.target
the systemctl shutoff command will stop all running services unmount all files systems
(or remount them read-only when they can not be unmounted) and then power down
the system - false
to select a different target at boot time a special option can be appended to the kernel
command line from the boot loader - systemd.unit=target.target
The _______is an internet standard protocol that Linux, UNIX and similar operating
system use as their native network file system - NFS
NFS is an proprietary standard that supports native Linux permissions and file-system
attributes - false
RHEL also supports mounting shared directories from Microsoft windows systems by
using the same methods as for the NFS protocol by using either the server message
box or the common internet file system protocols - true
by default RHEL 9 uses - NFSv4
NFSv3 might user either of two transport protocols. select all - UDP
TCP
NFSv4 only support which of the following transport protocols - TCP
An NFSv3 client connects to the _____server at port________ on the server to request
NFS service - rpcind/111
the automounter is a service (autofs) that automatically mounts files systems and NFS
exports on demand - true
file system and nfs exports which are automatically mounted using the automounter
advantage is that by unmounting the file system each time that it is no longer in current
use - false
the automounter advantages is that is by unmounting the file system each time that it is
no longer in use ________ - the file system is protected from unexpected corruption
when it is open
A _______ mount is when a file system mounts to an unchanging known mount point
location - direct
an ______mount is when the mount point location is not known until the mount demand
occurs - indirect
