ACE-P-ALE1.04 Arista Linux Essentials Exam Questions and Answers

set the system clock

run something at a later time

schedule something to run at intervals

timestamp the system logs

/dev/null

/dev/zero

/dev/urandom

/dev/blank

The runlevel of the system

Currently mounted filesystems

Filesystems to mount at boot

NFS file systems mounted by users

Bell Labs DHCP lease tracking

Payroll name and address info

Bell Labs Print Service

Parking space assignments at AT&T

!

^

$

?

“.” And “…” are always used in absolute paths

Absolute paths start with a “/”

Best practice is to always use absolute paths in scripts and when running commands as root

Relative paths can start with a “/”

{}

[]

()

‘ ’

“ ”

Faster CPUs

More CPUs

More memory

Faster hard drives

The full operating system, including the kernel, package manager, GNU tools and libraries, documentation, a GUI, and other software.

Optional software that sits on top of the kernel and includes package management and a GUI.

A repository of optional software available to install via the package management system.

A specially modified kernel designed to perform one task extremely well.

$(( ))

${}

$[]

let

Add faster CPUs

Add more CPUs

Add more memory

Add a larger hard drive