Comptia
XK0-004 Exam
Questions

CompTIA Linux+ XK0-004

Comptia (XK0-004) Exam Questions And Answers page 4

How can a Linux administrator configure cron utility to log critical or higher severity messages to the console?

Single Choice

A Linux administrator wants to configure log messages of critical or higher severity levels from the cron utility to be logged to the console. Which of the following will accomplish this objective?

Edit the /etc/logrotate.d/cron file to include the line cron.emerg.* /dev/console

Edit the /etc/rsyslog.conf file to include the line cron.emerg.* /dev/console

Edit the /etc/logrotate.conf file to include the line cron.emerg.* /dev/console

Edit the /etc/rsyslog.d/conf file to include the line cron.emerg.* /dev/console

Command Line Interface Shells, Scripting, and Data Management

What is the best description of the TOGAF Technical Reference Model?

Single Choice

Which of the following best describes the TOGAF Technical Reference Model?

It is a detailed data model that can be tailored to specific industries

It is an example of a Common Systems Architecture

It is a fundamental architecture upon which more specific architectures can be based

It is a model of application components and application services software, including brokering applications

Essential System Services Networking Fundamentals

What command should be executed to correct the resource consumption issue of process PID 2864?

Single Choice

A systems administrator suspects a process with a PID of 2864 is consuming resources at an alarming rate. The administrator uses the command renice -n -5 -p2864, but it does not solve the issue. Which of the following commands should the administrator execute to correct the issue?

nice -n 5 -p 2864

nice -n -5 -p 2864

renice -n 10 -p 2864

renice -n -10 -p 2864

Command Line Interface Devices, Linux Filesystems, and Filesystem Hierarchy Standard

Which command disables Bluetooth on company laptops according to the new corporate policy?

Single Choice

A new corporate policy states that Bluetooth should be disabled on all company laptops. Which of the following commands would disable the use of Bluetooth?

echo blacklist bluetooth > /etc/modprobe.d/blacklist-bluetooth

echo kill bluetooth > /etc/modprobe.d/kill-bluetooth

echo modprobe bluetooth > /etc/modprobe.d/modporbe-bluetooth

echo rmmod bluetooth > /etc/modprobe.d/rmmod-bluetooth

Networking Fundamentals

How to configure passwordless authentication for remote systems using a PKI certificate?

Single Choice

A junior systems administrator has generated a PKI certificate for SSH sessions. The administrator would like to configure authentication without passwords to remote systems. Which of the following should the administrator perform?

Add the content of id_rsa.pub file to the remote system ~/.ssh/authorized_keys location.

Add the content of id_rsa file to the remote system ~/.ssh/authorized_keys location.

Add the content of id_rsa file to the remote system ~/.ssh/known_hosts location.

Add the content of id_rsa.pub file to the remote system ~/.ssh/known_hosts location.

Command Line Interface Scripting and Automation

What could be causing the "No space left on device" error when trying to create a 1KB file in the /tmp directory?

Single Choice

A technical support engineer receives a ticket from a user who is trying to create a 1KB file in the /tmp directory and is getting the following error: No space left on device. The support engineer checks the /tmp directory, and it has 20GB of free space.

Which of the following BEST describes a possible cause for this error?

The /tmp directory is not mounted.

The filesystem is formatted with a 4MB block size.

the filesystem ran out of inodes.

The /tmp directory has been set with an immutable attribute.

Command Line Interface Networking Fundamentals

What is the category in the Document Categorization model that includes the normative parts of TOGAF?

Single Choice

Which one of the following categories from the Document Categorization model consists of the normative parts of TOGAF which are considered central to its usage?

TOGAF Core

TOGAF Mandated

TOGAF Recommended

TOGAF Referenced

TOGAF Supporting

System Configuration and Management Administrative Tasks

What are two ways for remote users to access a corporate server?

Multiple Choice

Which of the following would allow remote users to access a corporate server? (Choose two.)

VPN server

SMTP server

NTP server

SSH server

DHCP server

File server

Networking Fundamentals Security

What is the purpose of the Business Scenarios technique?

Single Choice

Which of the following best describes a purpose of the Business Scenarios technique?

To catch errors in a project architecture early

To guide decision making throughout the enterprise

To help identify and understand requirements

To highlight shortfalls between the baseline and target architectures

To mitigate risk when implementing an architecture project

System Configuration and Management Administrative Tasks

What is the concept of Boundaryless Information Flow and its best description?

Single Choice

Which of the following best describes the concept of Boundaryless Information Flow?

Enabling the vision of an integrated information infrastructure

Getting information to the right people at the right time in a secure, reliable and timely manner

Enabling effective global communications between countries

Enabling the flow of information to all stakeholders

Providing a visual representation of information provider, consumer and brokering applications

Networking Fundamentals Security

Comptia (XK0-004) Exam Questions And Answers page 4

How can a Linux administrator configure cron utility to log critical or higher severity messages to the console?

Comments

What is the best description of the TOGAF Technical Reference Model?

Comments

What command should be executed to correct the resource consumption issue of process PID 2864?

Comments

Which command disables Bluetooth on company laptops according to the new corporate policy?

Comments

How to configure passwordless authentication for remote systems using a PKI certificate?

Correct Answer:

References:

Comments

What could be causing the "No space left on device" error when trying to create a 1KB file in the /tmp directory?

Correct Answer:

References:

Comments

What is the category in the Document Categorization model that includes the normative parts of TOGAF?

Comments

What are two ways for remote users to access a corporate server?

Comments

What is the purpose of the Business Scenarios technique?

Comments

What is the concept of Boundaryless Information Flow and its best description?

Comments

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