Linux Foundation LFCA Online Practice Questions and Exam Preparation

Linux Foundation LFCA Online Questions & Answers

• Question 41:

  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 DevOps tool framework reduces the mean time to recovery and number of outaqes, which results in increased sales.
  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 frequency and stability of software deployments will be increased, which can lead to faster time to market.
  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.
  C. The frequency and stability of software deployments will be increased, which can lead to faster time to market.

• Question 42:

  The Linux kernel uses a:

  A. dual architecture
  B. microkernel architecture
  C. monolithic architecture
  D. hybrid microkernel architecture
  C. monolithic architecture

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  Explanation/Reference:

• Question 43:

  What software application architecture allows teams to iterate quickly and to develop software applications to scale rapidly?

  A. Serverless architecture
  B. Container architecture
  C. SOA architecture
  D. Micro-service architecture
  D. Micro-service architecture

• Question 44:

  Which of the following Git commands creates a new, empty Git repository?

  A. git clone
  B. git fork
  C. git pull
  D. git in it
  D. git in it

• Question 45:

  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 users of the proposed system
  C. Identifying the development methodology
  D. Identifying the technology stack of the proposed system
  A. Identifying the purpose of the proposed system

• Question 46:

  What is the Linux kernel?

  A. It is the core interface between a computer's hardware and its processes.
  B. It is another name for the operating system.
  C. It contains all the applications and software installed on the computer.
  D. It is the firmware for the computer's processor.
  A. It is the core interface between a computer's hardware and its processes.

• Question 47:

  Which of the following would be the most appropriate use-case for a Function as a Service (FaaS) implementation?

  A. An application that requires a local file system
  B. An application that continuously polls for work to process
  C. An event-driven application with dynamic scaling
  D. An application that requires a regionally- or globally-distributed file system
  C. An event-driven application with dynamic scaling

• Question 48:

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

  A. vCPU resources and disk cache
  B. Elapsed lime of function execution and memory used
  C. Virtual machine configuration and memory allocation
  D. Runtime environment and container configuration
  B. Elapsed lime of function execution and memory used

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  Explanation/Reference:

• Question 49:

  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 using Bob's account.
  B. The script executes, but Alice cannot see the results.
  C. The script executes and Bob is notified.
  D. The script fails to execute; Alice is not on the sales team.
  A. The script executes using Bob's account.

• Question 50:

  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 automating releases of projects as soon as possible.
  C. The focus is on configuration management and continuous monitoring.
  D. The focus is on product releases but also includes coding, building, integrating and testing software
  B. The focus is on automating releases of projects as soon as possible.