Linux Foundation LFCA Exam Questions Instant Access

Question 1

When working on a Linux system with firewalld enabled, how can other systems be allowed to access the HTTPS port on the system in the default firewall zone so that the access is granted immediately and persists across reboots?

Afirewallctl --add-port=https --reload

Biptables --add-service=https --permanent

Cfirewalld --add-service=https

Dfirewall-cmd --add-service=https --permanent --reload

Answer : D

Question 2

A company's IT associate lists the contents of a directory and sees this line:

-rwsr-x--x 2 bob sales 2047 Oct 10 09:44 sales-report

What happens when Alice from the accounting team tries to execute this file?

AThe script executes using Bob's account.

BThe script executes, but Alice cannot see the results.

CThe script executes and Bob is notified.

DThe script fails to execute; Alice is not on the sales team.

Answer : A

Question 3

By default, the Linux operating system uses what access control to manage files/users?

ADiscretionary Access Control

BMandatory Access Control

CLeast Privilege

DFull Control

Answer : A

Question 4

What file is created to assemble a Docker image, which contains all the commands a user has to run to make the image from start to finish?

ADockerBuild

BDockerfile

CBuildFile

DImageFile

Answer : B

Question 5

Which of the following best describes the DevOps methodology of Continuous Delivery?

AThe focus is on coding, building, integrating, and testing software.

BThe focus is on automating releases of projects as soon as possible.

CThe focus is on configuration management and continuous monitoring.

DThe focus is on product releases but also includes coding, building, integrating and testing software

Answer : B

Question 6

The Linux kernel uses a:

Adual architecture
B microkernel architecture

Cmonolithic architecture

Dhybrid microkernel architecture

Answer : C

Question 7

After installing the package 'postfix', what command would you run in order to ensure that Postfix is started on reboot?

A/etc/init.d/enable postfix

Benable postfix on

Cpostfix -onboot yes

Dsvstemctl enable postfix

Answer : D

Linux Foundation Certified IT Associate LFCA Exam Questions