Module 8 Test

Question 1

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

Answer 1

b. kernel panic and halt the system

Question 2

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

Answer 2

c. The number of seconds since January 1, 1970

Question 3

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

Answer 3

a. runlevel

Question 4

Which of the following commands will shut down a Linux system? (Choose all that apply.)
a. runlevel 0
b. telinit 0
c. shutdown -h now
d. poweroff

Answer 4

b. telinit 0
c. shutdown -h now
d. poweroff

Question 5

Which of the following options can be specified in the GRUB Legacy configuration file to set how long the boot menu is displayed before loading the default image?
a. splash
b. timeout
c. wait
d. timer

Answer 5

b. timeout

Question 6

Which of the following is the default window manager used by the GNOME version 3 desktop environment?
a. mutter
b. metacity
c. wmaker
d. kwin

Answer 6

a. mutter

Question 7

Which of the following can be used to compare the hardware clock to the system clock, writing a new result to a new line every 10 seconds?
a. systohc –compare
b. compare –hw2sys
c. hwtosys -c
d. hwclock -c

Answer 7

d. hwclock -c

Question 8

Which of the following commands can be used to convert files between different character encodings?
a. iconv
b. conv
c. convert
d. transform

Answer 8

a. iconv