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Comptia (XK0-004) Exam Questions And Answers page 18

An administrator is trying to access a server in a cloud via SSH but is unable to log in. The administrator determines the company s IP address has been blocklisted on the server.

Which of the following should the administrator do to prevent being blocked in the future?
Networking Fundamentals Security
A junior Linux administrator is updating local name resolution to support IPv6. The administrator issues the command cat /etc/hosts and receives the following output: localhost

Which of the following actions should the administrator perform to accomplish this task?
Networking Fundamentals
Complete the sentence. The Architecture Board is typically responsible and accountable for achieving all of the following goals except ___________
System Configuration and Management Administrative Tasks
All users are reporting that they cannot connect to the SFTP server. The administrator runs a scan:

Which of the following would allow the administrator to fix the problem?
Networking Fundamentals Security
In which of the following ADM Phases do building blocks become implementation-specific?
Essential System Services
A systems administrator documents the instructions on the internal wiki regarding how to turn the company's code into Debian packages. The instructions include the commands used to compile, what tests need to be run, the commands to convert the raw code into a package that apt or dpkg can manage, as well as an explanation of each command.

Which of the following is this an example of?
Scripting and Automation Shells, Scripting, and Data Management
Joe, a user, is unable to log in to the server and contracts the systems administrator to look into the issue. The administrator examines the /etc/passwd file and discovers the following entry:


Which of the following commands should the administrator execute to resolve the problem?
Command Line Interface Administrative Tasks
Complete the sentence. TOGAF defines five criteria for a good set of principles: Understandable, Robust, Complete, Consistent and_____.
System Configuration and Management Administrative Tasks
A systems administrator is implementing disk quotas on /home. During the process, the administrator receives the following error:

Cannot find filesystem to check or filesystem not mounted with user quota option.

Which of the following is the correct order of steps the administrator should follow to resolve this error?
Devices, Linux Filesystems, and Filesystem Hierarchy Standard Essential System Services
You have been asked to parse a log file of logins to determine various information about who is logging in and when.


Open and inspect the Login log file.

Drag and drop the correct commands onto the output that was generated from that command.

Tokens can be used only once and not all will be used.

If at any time you would like to bring back the initial state of the simulation, please click the Reset All button.

Command Line Interface Shells, Scripting, and Data Management