Latest Mar-2024 Linux Foundation LFCA Dumps Updated 62 Questions [Q16-Q37] : IT certification exam materials : http://blog.dumpleader.com

QUESTION 16
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?

The DevOps tool framework reduces the mean time to recovery and number of outaqes, which results in increased sales.

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.

The frequency and stability of software deployments will be increased, which can lead to faster time to market.

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.

QUESTION 17
Which of the following commands is used to display SELinux status?

svstemctl

sestatus

firewall-cmd

sudo

QUESTION 18
What does IaaS stand for?

IT as a Service

Integration as a Service

Infrastructure as a Service

Information as a Service

QUESTION 19
Which of the following commands is used to detach a mounted filesystem or storage device?

umount

mount

mkfs

fsck

QUESTION 20
What is an appropriate cost consideration when implementing serverless functions in the cloud?

vCPU resources and disk cache

Elapsed lime of function execution and memory used

Virtual machine configuration and memory allocation

Runtime environment and container configuration

QUESTION 21
Which of the following would be the most appropriate use-case for a Function as a Service (FaaS) implementation?

An application that requires a local file system

An application that continuously polls for work to process

An event-driven application with dynamic scaling

An application that requires a regionally- or globally-distributed file system

QUESTION 22
Which port is normally required to be open for secure remote interactive shell access to Linux systems?

25/tcp

22/tcp

23/tcp

443/tcp

QUESTION 23
After installing the package ‘postfix’, what command would you run in order to ensure that Postfix is started on reboot?

/etc/init.d/enable postfix

enable postfix on

postfix -onboot yes

svstemctl enable postfix

QUESTION 24
Which of the following is a commonly used open source software used to connect to SSL/TLS VPN services?

OpenVPN

GNUVPN

NordVPN

VPNConnect

QUESTION 25
Which of the following best describes the DevOps methodology of Continuous Delivery?

The focus is on coding, building, integrating, and testing software.

The focus is on automating releases of projects as soon as possible.

The focus is on configuration management and continuous monitoring.

The focus is on product releases but also includes coding, building, integrating and testing software

QUESTION 26
Encryption that uses both a private key and public key is known as what?

Key Pair Encryption (symmetric cryptography)

HMAC Cryptography (hash based message authentication]

Public Key Cryptography (asymmetric cryptography)

DPE (dual-phased hybrid encryption]

QUESTION 27
By default, the Linux operating system uses what access control to manage files/users?

Discretionary Access Control

Mandatory Access Control

Least Privilege

Full Control

QUESTION 28
What does LVM stand for?

Logical Virtualization Manager

Linux Volume Manager

Logical Volume Manager

Linux Virtualization Manager

QUESTION 29
Which of the following is a solution to providing Internet access to a private network using only a single public IPv4 address?

Routing gateway

NAT gateway

Local area network

Virtual private network

QUESTION 30
Which of these providers host repositories of container images?

Docker Hub

GitHub

Container Index

GitLab

QUESTION 31
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?

lock

usermod

userdel

chmod

QUESTION 32
What open source tool is used to manage instances in the cloud using infrastructure as code?

SystemsDeplover

Vault

Terraform

Docker

QUESTION 33
When using rsync to mirror a local directory to a remote server, what is the significance of the –delete option?

Files absent from the remote directory will be restored from the local directory.

Files present in the local directory, but not present in the remote directory, will be deleted.

Files absent from the local directory will be restored from the remote directory.

Files present in the remote directory, but not present in the local directory, will be deleted.

QUESTION 34
On systemd-based Linux systems, what are runlevels called?

Services

Targets

Units

Modes

QUESTION 35
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?

climits

UnionFS

Namespaces

cqroups

QUESTION 36
What technology could be used to address software dependency conflicts between applications on the same host operating system?

Type 1 hvpervisors

Type 2 hvpervisors

Containers

cgroups

QUESTION 37
Which utility is used to create public and private key pairs for SSH authentication?

adduser

ssh-keyqen

keyqen

ssh

Latest Mar-2024 Linux Foundation LFCA Dumps Updated 62 Questions [Q16-Q37]

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