Linux 1 Chapter 8 Questions

Which of the following files is where the default runlevel is set on some Linux systems? a. /etc/inittab b. /etc/init.d/init c. /etc/rc.d/init.conf d. /etc/rc.d/init.d/init.conf

/etc/inittab

Which of the following is the default desktop environment used by Linux Mint? a. GNOME b. KDE c. Unity d. Cinnamon

Cinnamon

Which of the following will invalid entries in the GRUB2 configuration cause? a. kernel warning automatically skipping invalid entries b. kernel panic and halt the system c. kernel error with confirmation to skip invalid entries d. no error, automatically skipping invalid entries until a valid entry is found

No error, automatically skipping invalid entries until a valid entry is found

Which of the following system variables can you modify to override the default system timezone within your current shell? a. TZ b. TIME c. LOCALE d. LC_TZ

TZ

Which of the following does a Linux kernel use to store the value of epoch time? a. The number of days since January 1, 1900 b. The number of minutes since January 1, 1900 c. The number of seconds since January 1, 1970 d. The number of milliseconds since January 1, 1980

The number of seconds since January 1, 1970

Which of the following is responsible for starting tasks and services during boot, stopping them during shutdown, and supervising them while the system is running? a. Kickstart b. Upstart c. GRUB d. POST

Upstart

Which of the following commands will show a number of environment variables that start with LC_? a. localvar b. locale c. env d. printenv

locale

Which of the following commands will show the current runlevel along with the previous runlevel? (Choose all that apply.) a. runlevel b. telinit -r c. init -r d. echo $RUNLEVEL

runlevel, echo $RUNLEVEL

Which of the following commands will display a list of Systemd units sorted by the time they took to load? a. systemd-analyze blame b. systemd --listload c. systemctl --listload d. systemctl-analyze -blame

system-analyze blame

Which of the following commands will set the default runlevel of a Linux system? a. systemctl --set-default runlevel5.target b. systemctl set-default runlevel5.target c. systemctl --default runlevel5.target d. systemctl set-init runlevel5.target

systemctl set-default runlevel5.target