Which of the following commands will write a message to…
Which of the following commands will write a message to the terminals of all logged in users?
Which command will display messages from the kernel tha…
SIMULATION
Which command will display messages from the kernel that were output during the normal boot sequence?
What output will the following command produce?
What output will the following command produce?
seq 1 5 20
What is the first program that is usually started, at b…
What is the first program that is usually started, at boot time, by the Linux kernel when using SysV init?
what is the meaning of 12942?
When the command echo $$ outputs 12942, what is the meaning of 12942?
which it is safe to perform maintenance tasks?
Which of the following commands brings a system running SysV init into a state in which it is safe to perform
maintenance tasks? (Choose TWO correct answers.)
How can the existing environment variable FOOBAR be sup…
How can the existing environment variable FOOBAR be suppressed for the execution of the script./myscript
only?
What information can the lspci command display about th…
What information can the lspci command display about the system hardware? (Choose THREE correct
answers.)
Which file in the /proc filesystem lists parameters pas…
SIMULATION
Which file in the /proc filesystem lists parameters passed from the bootloader to the kernel? (Specify the file
name only without any path.)
What is the difference between the commands test -e pat…
What is the difference between the commands test -e path and test -f path?