arista ace p ale1 04 practice test

Where did the GECOS field in /etc/passwd come from?

• A. Bell Labs DHCP lease tracking
• B. Payroll name and address info
• C. Bell Labs Print Service
• D. Parking space assignments at AT&T

Where will the find command look to locate files?

• A. The system binary directories
• B. Your $PATH
• C. Recursively starting in the directory you specify in the command options
• D. Recursively starting at/

To kill all of the jobs you have access to kill, use which command?

• A. kill -1 1
• B. kill 1
• C. kill -9 1
• D. kill -9 -1

What must you do to get a complete report from the lsof command?

• A. Run it at boot time
• B. Make it part of systemd
• C. Run it as root
• D. Run it as a regular user

What is the awk tool designed to be?

• A. a calculator
• B. a pattern matching programming language
• C. a non-interactive editing tool
• D. an operating system

In shell scripting, what are backticks, or backwards single quote marks, used for?

• A. Shell escapes
• B. Variable dereference
• C. Command substitution
• D. Output formatting

True or false: an SSH private key should never be shared with other users or host systems.

• A. TRUE
• B. FALSE

On older Fedora Core systems, which dependency manager is used?

• A. apt
• B. deb
• C. rpm
• D. yum
• E. dnf

Which utility can be used to place a stream of input in order numerically or alphabetically?

• A. sort
• B. cut
• C. paste
• D. diff
• E. grep

Why is it recommended for root’s homedir to be in a separate location from other users’ homedirs?

• A. Because root doesn’t want to hang out with pesky users
• B. Because users are annoying
• C. Because root’s homedir permissions prevent user access
• D. Because user homedirs are sometimes a separate filesystem that may not be mounted in single user mode