XK0-005 Practice Exam Questions and Answers

A Linux administrator needs to analyze a failing application that is running inside a container. Which of the following commands allows the Linux administrator to enter the running container and analyze the logs that are stored inside?

A systems administrator pressed Ctrl+Z after starting a program using the command line, and the shell prompt was presented. In order to go back to the program, which of the following commands can the administrator use?

An administrator attempts to connect to a remote server by running the following command:

$ nmap 192.168.10.36

Starting Nmap 7.60 ( https://nmap.org ) at 2022-03-29 20:20 UTC

Nmap scan report for www1 (192.168.10.36)

Host is up (0.000091s latency).

Not shown: 979 closed ports

PORT STATE SERVICE

21/tcp open ftp

22/tcp filtered ssh

631/tcp open ipp

Nmap done: 1 IP address (1 host up) scanned in 0.06 seconds

Which of the following can be said about the remote server?

A Linux systems administrator is configuring a new filesystem that needs the capability to be mounted persistently across reboots. Which of the following commands will accomplish this task? (Choose two.)

A Linux administrator is installing a web server and needs to check whether web traffic has already been allowed through the firewall. Which of the following commands should the administrator use to accomplish this task?

An administrator would like to securely connect to a server and forward port 8080 on a local machine to port 80 on the server. Which of the following commands should the administrator use to satisfy both requirements?

Ann, a security administrator, is performing home directory audits on a Linux server. Ann issues the su Joe command and then issues the Is command. The

output displays files that reside in Ann's home directory instead of Joe's. Which of the following represents the command Ann should have issued in order to list Joe's files?

Developers have requested implementation of a persistent, static route on the application server. Packets sent over the interface eth0 to 10.0.213.5/32 should be routed via 10.0.5.1. Which of the following commands should the administrator run to achieve this goal?

A Linux engineer finds multiple failed login entries in the security log file for application users. The Linux engineer performs a security audit and discovers a security issue. Given the following:

# grep -iE '*www*|db' /etc/passwd

www-data:x:502:502:www-data:/var/www:/bin/bash

db:x: 505:505:db: /opt/db:/bin/bash

Which of the following commands would resolve the security issue?

An administrator thinks that a package was installed using a snap. Which of the following commands can the administrator use to verify this information?