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LFCA Linux Foundation Certified IT Associate (LFCA)

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Linux Foundation · LFCA

Free LFCA Exam Dumps Preview

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Question 1

Single choice

Which utility is used to create public and private key pairs for SSH authentication?

A
adduser
B
ssh-keyqen
C
keyqen
D
ssh

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Correct answerB

Question 2

Single choice

Which measures can be taken to prevent unauthorized access to cloud instances and services?

A
Use multi-factor authentication, implement firewall rules, and back up data off-site.
B
Implement block-chain tokens, use encrypted protocols, and encrypt the data on storage systems.
C
Replicate data to another datacenter, use multi-factor authentication, and encrypt data on storage systems.
D
Implement firewall rules, authentication, authorization, and encrypted protocols.

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Correct answerD

Question 3

Single choice

What open source tool is used to manage instances in the cloud using infrastructure as code?

A
SystemsDeplover
B
Vault
C
Terraform
D
Docker

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Correct answerC

Question 4

Single choice

Which of the following commands is used to detach a mounted filesystem or storage device?

A
umount
B
mount
C
mkfs
D
fsck

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Correct answerA

Question 5

Single choice

A software development team uses a single physical server for testing the latest code in multiple environments: development, pre-production, and production.

What is the recommended approach to maintain the basic security of these environments?

A
Assign different developers on the team to work on test, pre-prod. and prod code.
B
Implement peer review for all the changes deployed into any of the environments
C
Develop and deploy each environment with its own set of software tools.
D
Use different user/group IDs for deploying and running workload in each environment.

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Correct answerD

Question 6

Single choice

What is the underlying technology that allows containers to be restricted to defined limits for system resource usage such as CPU, memory, and network bandwidth?

A
climits
B
UnionFS
C
Namespaces
D
cqroups

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Correct answerD

Question 7

Single choice

Which of the following best describes serverless computing?

A
A model of software that packages up code and all its dependencies so the application runs quickly and reliably from one computing environment to another
B
A model where a provider manages the back-end infrastructure management tasks, such as provisioning, scaling, scheduling, and patching
C
An abstraction layer over computer hardware that allows the hardware elements of a single computer-processors, memory, storage, and more-to be divided into multiple segments
D
A solution comprised of sensors, software, and other technologies for the purpose of connecting and exchanging data with other devices and systems over the internet

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Correct answerB

Question 8

Single choice

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?

A
firewallctl --add-port=https --reload
B
iptables --add-service=https --permanent
C
firewalld --add-service=https
D
firewall-cmd --add-service=https --permanent --reload

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Correct answerD

Question 9

Single choice

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?

A
The script executes using Bob's account.
B
The script executes, but Alice cannot see the results.
C
The script executes and Bob is notified.
D
The script fails to execute; Alice is not on the sales team.

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Correct answerA

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Linux Foundation Certified IT Associate (LFCA)

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