LFCA PDF Dumps | Nov 22, 2023 Recently Updated Questions
LFCA Exam Questions – Valid LFCA Dumps Pdf
NEW QUESTION # 30
What does LVM stand for?
- A. Logical Volume Manager
- B. Linux Virtualization Manager
- C. Logical Virtualization Manager
- D. Linux Volume Manager
Answer: A
NEW QUESTION # 31
The Linux kernel uses a:
- A. monolithic architecture
- B. dual architecture
B microkernel architecture - C. hybrid microkernel architecture
Answer: A
NEW QUESTION # 32
After installing the package 'postfix', what command would you run in order to ensure that Postfix is started on reboot?
- A. /etc/init.d/enable postfix
- B. postfix -onboot yes
- C. enable postfix on
- D. svstemctl enable postfix
Answer: D
NEW QUESTION # 33
Which of the following would be the most appropriate use-case for a Function as a Service (FaaS) implementation?
- A. An event-driven application with dynamic scaling
- B. An application that requires a regionally- or globally-distributed file system
- C. An application that requires a local file system
- D. An application that continuously polls for work to process
Answer: A
NEW QUESTION # 34
An IT associate is researching technology options to use at a company. The company's application requires a Linux server, features a small memory footprint, and runs mostly web services and a few back-end applications. Which of the following would allow for the most efficient use of system resources and fast startup speeds?
- A. Hybrid Cloud
- B. Containers
- C. Virtualization
- D. Physical hardware
Answer: B
NEW QUESTION # 35
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. LUKS
- C. BitLocker
- D. ext4
Answer: C
NEW QUESTION # 36
On systemd-based Linux systems, what are runlevels called?
- A. Modes
- B. Targets
- C. Services
- D. Units
Answer: B
NEW QUESTION # 37
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. firewall-cmd --add-service=https --permanent --reload
- C. iptables --add-service=https --permanent
- D. firewalld --add-service=https
Answer: B
NEW QUESTION # 38
Which of the following commands can be used to lock a user's account so that they cannot log into a Linux server without removing any files, folders, or data?
- A. usermod
- B. userdel
- C. lock
- D. chmod
Answer: A
NEW QUESTION # 39
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. chmod
- B. chown
- C. setcap
- D. auditd
Answer: A
NEW QUESTION # 40
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. Replicate data to another datacenter, use multi-factor authentication, and encrypt data on storage systems.
- 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 # 41
Which option will cause ls to display hidden files and folders?
- A. ls -t
- B. ls -l
- C. ls -v
- D. ls -a
Answer: D
NEW QUESTION # 42
Which of the following authentication method types would include using a password in combination with a hardware token?
- A. Multi-Staged Security
- B. Hardware Encryption Authentication
- C. Multi-Step Analysis
- D. Multi-Factor Authentication
Answer: D
NEW QUESTION # 43
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 and Bob is notified.
- B. The script fails to execute; Alice is not on the sales team.
- C. The script executes, but Alice cannot see the results.
- D. The script executes using Bob's account.
Answer: D
NEW QUESTION # 44
An IT associate would find the log files for syslog in which of the following directories?
- A. /usr/local/logs
- B. /etc/logs
- C. /var/log
- D. /home/logs
Answer: C
NEW QUESTION # 45
Which of the following best describes the technical term "Elasticity"?
- A. The degree to which a business accommodates larger loads just by adding resources
- B. The ability to meet the business's needs through a variety of cloud offerings
- C. The degree to which a system consistently performs according to its specifications
- D. The degree to which a system can adapt to dynamic computing demands
Answer: D
NEW QUESTION # 46
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. Stop serving the video streams when a certain price limit is reached.
- C. Serve the video streams only to a limited number of users at a time.
- D. Use a content delivery network to distribute the streams.
Answer: D
NEW QUESTION # 47
Encryption that uses both a private key and public key is known as what?
- A. Key Pair Encryption (symmetric cryptography)
- B. DPE (dual-phased hybrid encryption]
- C. Public Key Cryptography (asymmetric cryptography)
- D. HMAC Cryptography (hash based message authentication]
Answer: C
NEW QUESTION # 48
What does IaaS stand for?
- A. Information as a Service
- B. Infrastructure as a Service
- C. IT as a Service
- D. Integration as a Service
Answer: B
NEW QUESTION # 49
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 open source software is first initiated by a requirements analysis, followed by design and then implementation, with a final testing step
- 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 # 50
By default, the Linux operating system uses what access control to manage files/users?
- A. Mandatory Access Control
- B. Least Privilege
- C. Discretionary Access Control
- D. Full Control
Answer: C
NEW QUESTION # 51
What command is used to set or change permission attributes of files (such as read, write, execute)?
- A. chmod
- B. chown
- C. chacl
- D. setattr
Answer: A
NEW QUESTION # 52
Which of these providers host repositories of container images?
- A. GitHub
- B. GitLab
- C. Docker Hub
- D. Container Index
Answer: C
NEW QUESTION # 53
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. cqroups
- B. UnionFS
- C. climits
- D. Namespaces
Answer: A
NEW QUESTION # 54
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