WorksheetsChapter 16 - Unix II
Total questions: 12
Worksheet time: 7mins
What is a tainted kernel?
A kernel driver that is not available as open source
A driver that was developed for a different OS but ported to Linux
A driver that has failed
An unsupported driver
Which of the following are kernel thread names after running the "ps aux" command?
[kthreadd]
{kthreadd}
"kthreadd"
'kthreadd'
Which of the following commands will display the device message log?
dmesg
journalctl -k
journalctl --dmesg
cat /proc/devices
The Linux kernel provides driver support through (a) that are loaded
Which command will list all events that are processed while activating new hardware devices?
udevadm
systemctl
systemd
none of these
Which of the following are tools used to manage the Linux kernel?
lsmod
lskern
modinfo
modprobe
kerninfo
Which command will show all PCI hardware devices that have been detected by the system?
lspci
lsmod -t pci
modinfo -t pci
modprobe -r pci
In a Red Hat based distribution, the best method to upgrade the kernel is to use the command __________.
dnf install kernel
apt install kernel
apt upgrade kernel
dnf upgrade kernel
Which command is the preferred method to enable/load a kernel module?
modprobe
insmod
rmmod
modins
Which command will provide detailed information about a kernel module?
modinfo
lsmod
modprobe
insmod
Which command will list currently loaded kernel modules
modinfo
lsmod
modprobe
insmod
What is the preferred method to remove a module?
modprobe -r
rmmod
modprobe -action=remove
rmmod -r
