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Practice with these LFCA dumps Certification Sample Questions
NEW QUESTION # 16
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. Beta release
- B. Alpha release
- C. Experimental release
- D. Canary release
Answer: D
NEW QUESTION # 17
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 fails to execute; Alice is not on the sales team.
- B. The script executes, but Alice cannot see the results.
- C. The script executes and Bob is notified.
- D. The script executes using Bob's account.
Answer: D
NEW QUESTION # 18
When using rsync to mirror a local directory to a remote server, what is the significance of the --delete option?
- A. Files present in the remote directory, but not present in the local directory, will be deleted.
- B. Files absent from the local directory will be restored from the remote directory.
- C. Files absent from the remote directory will be restored from the local directory.
- D. Files present in the local directory, but not present in the remote directory, will be deleted.
Answer: A
NEW QUESTION # 19
An IT associate would find the log files for syslog in which of the following directories?
- A. /usr/local/logs
- B. /home/logs
- C. /var/log
- D. /etc/logs
Answer: C
NEW QUESTION # 20
Which measures can be taken to prevent unauthorized access to cloud instances and services?
- A. Replicate data to another datacenter, use multi-factor authentication, and encrypt data on storage systems.
- B. Use multi-factor authentication, implement firewall rules, and back up data off-site.
- C. Implement firewall rules, authentication, authorization, and encrypted protocols.
- D. Implement block-chain tokens, use encrypted protocols, and encrypt the data on storage systems.
Answer: C
NEW QUESTION # 21
What command do you use to view the structure of system directory hierarchies?
- A. fee | ls /etc
- B. tree
- C. ls tree
- D. ls -t
Answer: B
NEW QUESTION # 22
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?
- A. DockerBuild
- B. Dockerfile
- C. ImageFile
- D. BuildFile
Answer: B
NEW QUESTION # 23
Which of the following best describes open source compliance?
- A. 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
- 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 software components are compiled in a development environment, pushed to staging, and then finally moved to production
- D. 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
Answer: B
NEW QUESTION # 24
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 # 25
Which of the following best describes serverless computing?
- A. A model where a provider manages the back-end infrastructure management tasks, such as provisioning, scaling, scheduling, and patching
- B. 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
- C. 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
- D. 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
Answer: A
NEW QUESTION # 26
Which of the following is a commonly used open source software used to connect to SSL/TLS VPN services?
- A. OpenVPN
- B. NordVPN
- C. GNUVPN
- D. VPNConnect
Answer: A
NEW QUESTION # 27
An IT associate has a web application running on multiple servers, configured to scale based on CPU usage. The current configuration has a minimum size of 1 and a maximum size of 5 servers, designed to launch and spread the instances across 3 Availability Zones (AZ). During a low utilization period, an entire AZ went down, and the application experienced downtime. What can the IT associate do to increase the availability of the application?
- A. Change to scale based on number of requests
- B. Decrease the AZs to 2
- C. Increase the maximum to 6
- D. Increase the minimum to 2
Answer: D
NEW QUESTION # 28
Which utility is used to create public and private key pairs for SSH authentication?
- A. ssh-keyqen
- B. adduser
- C. keyqen
- D. ssh
Answer: A
NEW QUESTION # 29
An IT associate is creating a business case to adopt a DevOps approach in an organization. Which of the following is a benefit of DevOps to include in the business case?
- A. The frequency and stability of software deployments will be increased, which can lead to faster time to market.
- B. Developers take on the work of the operations team. The operations team, therefore, needs fewer people, reducing the number of people the organization needs to pay.
- C. The DevOps tool framework reduces the mean time to recovery and number of outaqes, which results in increased sales.
- D. The new DevOps team takes over the work the development team does not have time to complete. The developers then have time to create new features.
Answer: A
NEW QUESTION # 30
Which of the following deployment environments is accessed by customers/end-users in a live or real-time fashion?
- A. Staging
- B. Production
- C. Website
- D. Runtime
Answer: B
NEW QUESTION # 31
Which of the following commands is used to display SELinux status?
- A. sudo
- B. firewall-cmd
- C. sestatus
- D. svstemctl
Answer: C
NEW QUESTION # 32
On systemd-based Linux systems, what are runlevels called?
- A. Services
- B. Modes
- C. Units
- D. Targets
Answer: D
NEW QUESTION # 33
Encryption that uses both a private key and public key is known as what?
- A. HMAC Cryptography (hash based message authentication]
- B. DPE (dual-phased hybrid encryption]
- C. Public Key Cryptography (asymmetric cryptography)
- D. Key Pair Encryption (symmetric cryptography)
Answer: C
NEW QUESTION # 34
Which of the following standard log files would provide the most detailed information on why a recently upgraded custom kernel failed to boot?
- A. /var/log/boot.log
- B. /var/log/auth.log
- C. /var/log/kern.log
- D. /var/log/svslog
Answer: C
NEW QUESTION # 35
What technology could be used to address software dependency conflicts between applications on the same host operating system?
- A. Containers
- B. Type 2 hvpervisors
- C. cgroups
- D. Type 1 hvpervisors
Answer: A
NEW QUESTION # 36
An IT team needs to synchronize large amounts of data between two nodes on the company's local network. This data changes daily and it is not feasible to copy the entire directory tree each time. Which is the best option to securely copy files in the most timely and efficient manner?
- A. fsync
- B. rsync
- C. scp
- D. netcp
Answer: B
NEW QUESTION # 37
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. chown
- B. auditd
- C. setcap
- D. chmod
Answer: D
NEW QUESTION # 38
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