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LFCA Linux Foundation Certified IT Associate Questions and Answers

Questions 4

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?

Options:

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

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Questions 5

What does IaaS stand for?

Options:

A.

IT as a Service

B.

Integration as a Service

C.

Infrastructure as a Service

D.

Information as a Service

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Questions 6

What is the Linux kernel?

Options:

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.

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Questions 7

What command is used to view new content as it is written to a log file?

Options:

A.

cat

B.

grep -f

C.

cut -f1-5

D.

tail -f

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Questions 8

In which file are system and user account passwords stored?

Options:

A.

/etc/passwd

B.

/etc/login.defs

C.

/etc/shadow

D.

/etc/secure

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Questions 9

An IT associate would find the log files for syslog in which of the following directories?

Options:

A.

/var/log

B.

/usr/local/logs

C.

/home/logs

D.

/etc/logs

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Questions 10

Encryption that uses both a private key and public key is known as what?

Options:

A.

Key Pair Encryption (symmetric cryptography)

B.

HMAC Cryptography (hash based message authentication]

C.

Public Key Cryptography (asymmetric cryptography)

D.

DPE (dual-phased hybrid encryption]

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Questions 11

Which of the following best describes the DevOps methodology of Continuous Delivery?

Options:

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

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Questions 12

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?

Options:

A.

Increase the minimum to 2

B.

Change to scale based on number of requests

C.

Decrease the AZs to 2

D.

Increase the maximum to 6

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Questions 13

Which is a common best practice to automatically reduce disk usage associated with the storage of log files?

Options:

A.

Use the loqrotate utility to periodically rotate the loq files.

B.

Create a cron job that deletes all log files in the folder every day.

C.

Delete the Vvar/log" directory so the log files are prevented from being created.

D.

Manually empty the log files every day of the week.

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Questions 14

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

Options:

A.

Serverless architecture

B.

Container architecture

C.

SOA architecture

D.

Micro-service architecture

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Questions 15

Which of the following best describes open source compliance?

Options:

A.

A process by which software components are compiled in a development environment, pushed to staging, and then finally moved to production

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 open source software is first initiated by a requirements analysis, followed by design and then implementation, with a final testing step

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Questions 16

After installing the package ‘postfix’, what command would you run in order to ensure that Postfix is started on reboot?

Options:

A.

/etc/init.d/enable postfix

B.

enable postfix on

C.

postfix -onboot yes

D.

svstemctl enable postfix

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Questions 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?

Options:

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.

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Questions 18

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?

Options:

A.

Containers

B.

Hybrid Cloud

C.

Physical hardware

D.

Virtualization

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Exam Code: LFCA
Exam Name: Linux Foundation Certified IT Associate
Last Update: Dec 22, 2024
Questions: 60
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