Linux Foundation LFCA Exam Practice Test Instant Access

Question 1

Which of the following best describes the technical term ''Elasticity''?

AThe degree to which a system can adapt to dynamic computing demands

BThe degree to which a business accommodates larger loads just by adding resources

CThe degree to which a system consistently performs according to its specifications

DThe ability to meet the business's needs through a variety of cloud offerings

Answer : A

Question 2

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?

Afirewallctl --add-port=https --reload

Biptables --add-service=https --permanent

Cfirewalld --add-service=https

Dfirewall-cmd --add-service=https --permanent --reload

Answer : D

Question 3

Which measures can be taken to prevent unauthorized access to cloud instances and services?

AUse multi-factor authentication, implement firewall rules, and back up data off-site.

BImplement block-chain tokens, use encrypted protocols, and encrypt the data on storage systems.

CReplicate data to another datacenter, use multi-factor authentication, and encrypt data on storage systems.

DImplement firewall rules, authentication, authorization, and encrypted protocols.

Answer : D

Question 4

A company's IT associate has been asked to switch to single-user mode on a running Linux server in order to perform some troubleshooting. Of the options below, which is the best way of doing this?

Asu single

Binit singleuser

CIsu 1

Dlinit 1

Answer : D

Question 5

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?

AContainers

BHybrid Cloud

CPhysical hardware

DVirtualization

Answer : A

Question 6

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

AUse the loqrotate utility to periodically rotate the loq files.

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

CDelete the Vvar/log' directory so the log files are prevented from being created.

DManually empty the log files every day of the week.

Answer : A

Question 7

What does IaaS stand for?

AIT as a Service

BIntegration as a Service

CInfrastructure as a Service

DInformation as a Service

Answer : C

Linux Foundation Certified IT Associate Exam Practice Test