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Linux Foundation LFCA Practice Test - Questions Answers, Page 3

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List of questions

Question 21

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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?

climits
climits
UnionFS
UnionFS
Namespaces
Namespaces
cqroups
cqroups
Suggested answer: D
asked 18/09/2024
Mercedes Gonzalez Riera
49 questions

Question 22

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Which option will cause ls to display hidden files and folders?

ls -v
ls -v
ls -l
ls -l
ls -a
ls -a
ls -t
ls -t
Suggested answer: C
asked 18/09/2024
John Doe
43 questions

Question 23

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In which file are system and user account passwords stored?

/etc/passwd
/etc/passwd
/etc/login.defs
/etc/login.defs
/etc/shadow
/etc/shadow
/etc/secure
/etc/secure
Suggested answer: C
asked 18/09/2024
Richard Villanueva
39 questions

Question 24

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Which of these providers host repositories of container images?

Docker Hub
Docker Hub
GitHub
GitHub
Container Index
Container Index
GitLab
GitLab
Suggested answer: A
asked 18/09/2024
muhammad ikram
35 questions

Question 25

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What is an appropriate cost consideration when implementing serverless functions in the cloud?

vCPU resources and disk cache
vCPU resources and disk cache
Elapsed lime of function execution and memory used
Elapsed lime of function execution and memory used
Virtual machine configuration and memory allocation
Virtual machine configuration and memory allocation
Runtime environment and container configuration
Runtime environment and container configuration
Suggested answer: B
asked 18/09/2024
cheitram patel
38 questions

Question 26

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Which of the following best describes open source compliance?

A process by which software components are compiled in a development environment, pushed to staging, and then finally moved to production
A process by which software components are compiled in a development environment, pushed to staging, and then finally moved to production
A process in which various users of open source software observe copyright notices and satisfy license obligations for their open source software components
A process in which various users of open source software observe copyright notices and satisfy license obligations for their open source software components
A process by which users of open source software evaluate each line of their code against an open source dictionary to determine which components have been plagiarized
A process by which users of open source software evaluate each line of their code against an open source dictionary to determine which components have been plagiarized
A process by which open source software is first initiated by a requirements analysis, followed by design and then implementation, with a final testing step
A process by which open source software is first initiated by a requirements analysis, followed by design and then implementation, with a final testing step
Suggested answer: B
asked 18/09/2024
Haitham Hanash
34 questions

Question 27

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

SystemsDeplover
SystemsDeplover
Vault
Vault
Terraform
Terraform
Docker
Docker
Suggested answer: C
asked 18/09/2024
Henri Geimer
40 questions

Question 28

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Which of the following is a commonly used open source software used to connect to SSL/TLS VPN services?

OpenVPN
OpenVPN
GNUVPN
GNUVPN
NordVPN
NordVPN
VPNConnect
VPNConnect
Suggested answer: A
asked 18/09/2024
Rey Geric Villafranca
47 questions

Question 29

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What does IaaS stand for?

IT as a Service
IT as a Service
Integration as a Service
Integration as a Service
Infrastructure as a Service
Infrastructure as a Service
Information as a Service
Information as a Service
Suggested answer: C
asked 18/09/2024
William Takashi Chan
38 questions

Question 30

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Which is a common best practice to automatically reduce disk usage associated with the storage of log files?

Use the loqrotate utility to periodically rotate the loq files.
Use the loqrotate utility to periodically rotate the loq files.
Create a cron job that deletes all log files in the folder every day.
Create a cron job that deletes all log files in the folder every day.
Delete the Vvar/log' directory so the log files are prevented from being created.
Delete the Vvar/log' directory so the log files are prevented from being created.
Manually empty the log files every day of the week.
Manually empty the log files every day of the week.
Suggested answer: A
asked 18/09/2024
Md. Soyaeb Hossain
43 questions
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