ExamGecko

Linux Foundation LFCA Practice Test - Questions Answers, Page 6

Question list
Search
Search

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

A.
cat
A.
cat
Answers
B.
grep -f
B.
grep -f
Answers
C.
cut -f1-5
C.
cut -f1-5
Answers
D.
tail -f
D.
tail -f
Answers
Suggested answer: D

What command is used to set or change permission attributes of files (such as read, write, execute)?

A.
chacl
A.
chacl
Answers
B.
chmod
B.
chmod
Answers
C.
chown
C.
chown
Answers
D.
setattr
D.
setattr
Answers
Suggested answer: B

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
A.
DockerBuild
Answers
B.
Dockerfile
B.
Dockerfile
Answers
C.
BuildFile
C.
BuildFile
Answers
D.
ImageFile
D.
ImageFile
Answers
Suggested answer: B

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

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

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.
Increase the minimum to 2
A.
Increase the minimum to 2
Answers
B.
Change to scale based on number of requests
B.
Change to scale based on number of requests
Answers
C.
Decrease the AZs to 2
C.
Decrease the AZs to 2
Answers
D.
Increase the maximum to 6
D.
Increase the maximum to 6
Answers
Suggested answer: A

What technology could be used to address software dependency conflicts between applications on the same host operating system?

A.
Type 1 hvpervisors
A.
Type 1 hvpervisors
Answers
B.
Type 2 hvpervisors
B.
Type 2 hvpervisors
Answers
C.
Containers
C.
Containers
Answers
D.
cgroups
D.
cgroups
Answers
Suggested answer: C

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

A.
Serverless architecture
A.
Serverless architecture
Answers
B.
Container architecture
B.
Container architecture
Answers
C.
SOA architecture
C.
SOA architecture
Answers
D.
Micro-service architecture
D.
Micro-service architecture
Answers
Suggested answer: D

Which type of cloud computing combines on-premise infrastructure with a public cloud?

A.
Super cloud
A.
Super cloud
Answers
B.
Combination cloud
B.
Combination cloud
Answers
C.
Hybrid cloud
C.
Hybrid cloud
Answers
D.
Mixed cloud
D.
Mixed cloud
Answers
Suggested answer: C

On systemd-based Linux systems, what are runlevels called?

A.
Services
A.
Services
Answers
B.
Targets
B.
Targets
Answers
C.
Units
C.
Units
Answers
D.
Modes
D.
Modes
Answers
Suggested answer: B

What command do you use to view the structure of system directory hierarchies?

A.
tree
A.
tree
Answers
B.
fee | ls /etc
B.
fee | ls /etc
Answers
C.
ls -t
C.
ls -t
Answers
D.
ls tree
D.
ls tree
Answers
Suggested answer: A
Total 60 questions
Go to page: of 6