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In a bash script, what does the $0 builtin variable contain?
The entire command line
The name of the script
The last command line argument
The number of command line arguments
Which of the following is true when using the mv command to move a file to a new location on the same filesystem?
It is not recommended because the filesystem could be corrupted
It is slow because the data has to be read and written
It is not recommended, and the cp command should be used instead
It is very fast because only the directory entry needs updating
On a typical Linux system, where is the boot loader located?
BIOS
MBR
VBR
Kernel
Why is iostat not needed on an Arista switch?
The CPU can’t see the front panel interfaces to report on traffic
EOS is installed on an in-memory filesystem that does not use a hard disk
The memory is always full on an Arista switch
The I/O on an Arista switch is too fast for the CPU
Arista switches don’t support hyperthreading
TESTED 22 Feb 2025
