2024 Valid LFCA test answers & Linux Foundation Exam PDF
Free Linux Foundation LFCA Exam Questions and Answer from Training Expert VCEDumps
Linux Foundation LFCA Exam Syllabus Topics:
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NEW QUESTION # 19
A host seems to be running slowly. What command would help diagnose which processes are using system resources?
- A. lop
- B. df
- C. uptime
- D. free
Answer: A
NEW QUESTION # 20
Which of the following is a solution to providing Internet access to a private network using only a single public IPv4 address?
- A. Local area network
- B. Routing gateway
- C. Virtual private network
- D. NAT gateway
Answer: D
NEW QUESTION # 21
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. firewall-cmd --add-service=https --permanent --reload
- B. iptables --add-service=https --permanent
- C. firewallctl --add-port=https --reload
- D. firewalld --add-service=https
Answer: A
NEW QUESTION # 22
Which of the following authentication method types would include using a password in combination with a hardware token?
- A. Hardware Encryption Authentication
- B. Multi-Staged Security
- C. Multi-Step Analysis
- D. Multi-Factor Authentication
Answer: D
NEW QUESTION # 23
An IT associate is responsible for protecting and maintaining the integrity of a set of configuration files. What command could be used to prevent users from modifying these files?
- A. auditd
- B. chmod
- C. chown
- D. setcap
Answer: B
NEW QUESTION # 24
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, but Alice cannot see the results.
- B. The script fails to execute; Alice is not on the sales team.
- C. The script executes using Bob's account.
- D. The script executes and Bob is notified.
Answer: C
NEW QUESTION # 25
Which is a common best practice to automatically reduce disk usage associated with the storage of log files?
- A. Create a cron job that deletes all log files in the folder every day.
- B. Delete the Vvar/log" directory so the log files are prevented from being created.
- C. Use the loqrotate utility to periodically rotate the loq files.
- D. Manually empty the log files every day of the week.
Answer: C
NEW QUESTION # 26
What is the Linux kernel?
- A. It contains all the applications and software installed on the computer.
- B. It is another name for the operating system.
- C. It is the firmware for the computer's processor.
- D. It is the core interface between a computer's hardware and its processes.
Answer: D
NEW QUESTION # 27
Which of the following commands is used to detach a mounted filesystem or storage device?
- A. fsck
- B. umount
- C. mkfs
- D. mount
Answer: B
NEW QUESTION # 28
What command do you use to view the structure of system directory hierarchies?
- A. ls -t
- B. ls tree
- C. fee | ls /etc
- D. tree
Answer: D
NEW QUESTION # 29
What command is used to set or change permission attributes of files (such as read, write, execute)?
- A. chacl
- B. setattr
- C. chmod
- D. chown
Answer: C
NEW QUESTION # 30
What does LVM stand for?
- A. Linux Virtualization Manager
- B. Logical Virtualization Manager
- C. Linux Volume Manager
- D. Logical Volume Manager
Answer: D
NEW QUESTION # 31
A team just developed a new feature on the company's main web application. An IT associate wants to test this new feature by making it available for only 10% of the users. If everything works without any problems for a week, the associate will then make it available for all users. Which release type should be used to achieve this goal?
- A. Alpha release
- B. Experimental release
- C. Canary release
- D. Beta release
Answer: C
NEW QUESTION # 32
A server on the network is unreachable. What is the best method to verify connectivity between your computer and the remote server?
- A. netstat
- B. ping
- C. find
- D. lookup
Answer: B
NEW QUESTION # 33
Which of the following best describes open source compliance?
- A. 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
- B. A process in which various users of open source software observe copyright notices and satisfy license obligations for their open source software components
- C. 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
- D. A process by which software components are compiled in a development environment, pushed to staging, and then finally moved to production
Answer: B
NEW QUESTION # 34
Which of these providers host repositories of container images?
- A. Docker Hub
- B. GitLab
- C. GitHub
- D. Container Index
Answer: A
NEW QUESTION # 35
Which port is normally required to be open for secure remote interactive shell access to Linux systems?
- A. 22/tcp
- B. 443/tcp
- C. 25/tcp
- D. 23/tcp
Answer: A
NEW QUESTION # 36
By default, the Linux operating system uses what access control to manage files/users?
- A. Least Privilege
- B. Full Control
- C. Discretionary Access Control
- D. Mandatory Access Control
Answer: C
NEW QUESTION # 37
An IT team is currently implementing a custom software platform to address some key needs of the company. Which of the following is considered a functional requirement?
- A. Identifying the purpose of the proposed system
- B. Identifying the development methodology
- C. Identifying the users of the proposed system
- D. Identifying the technology stack of the proposed system
Answer: A
NEW QUESTION # 38
An IT associate is working with a video streaming provider. What is a common approach to reduce bandwidth cost while supporting the same or an increasing number of video streams and customers?
- A. Reduce the bitrate to reduce the size of the video streams.
- B. Use a content delivery network to distribute the streams.
- C. Stop serving the video streams when a certain price limit is reached.
- D. Serve the video streams only to a limited number of users at a time.
Answer: B
NEW QUESTION # 39
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