What is a Microservice?

A microservice is a software architecture in which a collection of related services is delivered as a self-contained, isolated, and deployable unit. These services are typically written in a modular style so that they can be composed together to create larger systems.

What is a mail server?

MERN Stack is a Javascript stack for deploying full-stack web applications more easily and quickly. MongoDB, Express, React, and Node.js are the four technologies that make up the MERN Stack. It's intended to make the development process go more smoothly and efficiently.

Customized Software

Customized software is software that is specifically designed for a particular organization or user. It is usually created to address a specific need that is not met by off-the-shelf software. Customized software is more efficient and effective than off-the-shelf software since it is built to fit unique needs.

Introduction

The ELK stack is an acronym used to describe a stack that comprises three popular open-source projects: Elasticsearch, Logstash, and Kibana. Often mentioned as Elasticsearch, the ELK stack gives you the power to aggregate logs from all of your systems and applications, analyze these logs, and make visualizations for application and infrastructure monitoring, faster troubleshooting, security analytics, and more.

What is Nagios?

Nagios is an open-source monitoring system for computer systems. It was designed to run on the Linux OS and can monitor devices running Linux, Windows, and Unix operating systems (OSes).

What is Nagios?

Nagios is a mighty open-source monitoring system that enables companies to identify and fix IT infrastructure issues before they affect critical business processes. It's the most powerful and trusted network monitoring software on the market. It extends on proven, enterprise-class Open-Source components to deliver the best network, server, and application monitoring solution for today's demanding organizational requirements.

What is Nagios?

Nagios is a mighty open-source monitoring system that enables companies to identify and fix IT infrastructure issues before they affect critical business processes. Nagios monitors your entire IT infrastructure to guarantee systems, operations, services, and business processes are performing correctly. In the incident of a failure, Nagios can warn technical staff of the case, permitting them to commence remediation operations before outages affect business processes, end-users, or clients. With Nagios, you’ll never be left having to explain why an unseen structure outage hurts your association’s bottom line.

Libre Office, is an open-source and standards-based implementation of the Office productivity suites (Word processing, Presentations, Drawings, Spreadsheets, Databases and even Mathematical equations). It’s very similar to MS Office and is interoperable with the file formats supported by MS Office.

What is Open-source Software?

The term open source refers to software whose source code — the medium in which programmers create and modify software — is freely available on the Internet; by contrast, the source code for proprietary commercial software is usually a closely guarded secret.

The key difference between LibreOffice and Microsoft is that LibreOffice is an open-source, free suite of office products while Microsoft Office is a commercial office suite product package that requires users to purchase a license. Both will run on multiple platforms and both offer similar functionality though there are some areas where LibreOffice has an upper hand when compared to Microsoft Office.