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Linux Foundation LFCA Exam Syllabus Topics:
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NEW QUESTION # 15
Which of the following commands is used to display SELinux status?
- A. firewall-cmd
- B. sudo
- C. sestatus
- D. svstemctl
Answer: C
NEW QUESTION # 16
An IT associate would find the log files for syslog in which of the following directories?
- A. /usr/local/logs
- B. /etc/logs
- C. /home/logs
- D. /var/log
Answer: D
NEW QUESTION # 17
Which of the following is a commonly used open source software used to connect to SSL/TLS VPN services?
- A. GNUVPN
- B. VPNConnect
- C. OpenVPN
- D. NordVPN
Answer: C
NEW QUESTION # 18
Which of the following technologies is supported by the majority of cloud providers in order to support the orchestration of containerized applications?
- A. Kubernetes
- B. Ansible
- C. Terraform
- D. Vagrant
Answer: A
NEW QUESTION # 19
Which type of cloud computing combines on-premise infrastructure with a public cloud?
- A. Super cloud
- B. Mixed cloud
- C. Combination cloud
- D. Hybrid cloud
Answer: D
NEW QUESTION # 20
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. Namespaces
- B. UnionFS
- C. cqroups
- D. climits
Answer: C
NEW QUESTION # 21
What technology could be used to address software dependency conflicts between applications on the same host operating system?
- A. Containers
- B. Type 1 hvpervisors
- C. cgroups
- D. Type 2 hvpervisors
Answer: A
NEW QUESTION # 22
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. The DevOps tool framework reduces the mean time to recovery and number of outaqes, which results in increased sales.
- C. 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.
- D. 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.
Answer: A
NEW QUESTION # 23
Which of the following best describes the DevOps methodology of Continuous Delivery?
- A. The focus is on coding, building, integrating, and testing software.
- B. The focus is on configuration management and continuous monitoring.
- C. The focus is on automating releases of projects as soon as possible.
- D. The focus is on product releases but also includes coding, building, integrating and testing software
Answer: C
NEW QUESTION # 24
What command is used to view new content as it is written to a log file?
- A. grep -f
- B. cat
- C. cut -f1-5
- D. tail -f
Answer: D
NEW QUESTION # 25
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. setcap
- B. chown
- C. auditd
- D. chmod
Answer: D
NEW QUESTION # 26
Which of the following deployment environments is accessed by customers/end-users in a live or real-time fashion?
- A. Staging
- B. Runtime
- C. Website
- D. Production
Answer: D
NEW QUESTION # 27
What does IaaS stand for?
- A. Information as a Service
- B. Integration as a Service
- C. IT as a Service
- D. Infrastructure as a Service
Answer: D
NEW QUESTION # 28
A supervisor instructs an IT associate to encrypt all data on a particular partition on a Linux database host. What open source technology would be used to encrypt the data?
- A. MD5
- B. BitLocker
- C. LUKS
- D. ext4
Answer: B
NEW QUESTION # 29
Which option will cause ls to display hidden files and folders?
- A. ls -t
- B. ls -a
- C. ls -v
- D. ls -l
Answer: B
NEW QUESTION # 30
What command do you use to view the structure of system directory hierarchies?
- A. fee | ls /etc
- B. ls tree
- C. ls -t
- D. tree
Answer: D
NEW QUESTION # 31
Which utility is used to create public and private key pairs for SSH authentication?
- A. ssh-keyqen
- B. adduser
- C. ssh
- D. keyqen
Answer: A
NEW QUESTION # 32
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 development methodology
- B. Identifying the technology stack of the proposed system
- C. Identifying the users of the proposed system
- D. Identifying the purpose of the proposed system
Answer: D
NEW QUESTION # 33
On systemd-based Linux systems, what are runlevels called?
- A. Units
- B. Modes
- C. Services
- D. Targets
Answer: D
NEW QUESTION # 34
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