IT Glossary
Key Terms To Know In The IT Industry
M-Commerce
Short for mobile commerce, it refers to the buying and selling of goods and services through wireless handheld devices such as smartphones and tablets.
You will find this term commonly used in E-commerce, Mobile Computing
M-learning (Mobile Learning)
The delivery of learning, education, or learning support on mobile phones, PDAs or tablets. It's an extension of e-learning.
You will find this term commonly used in General IT, Education
M2M Communications
Refers to the technologies that enable machines to communicate with each other without human intervention.
You will find this term commonly used in IoT, Networking
MaaS (Monitoring as a Service)
A delivery model that allows the monitoring of various cloud services by a third party or an internal IT department, providing a unified view of service performance and operational health.
You will find this term commonly used in Cloud Computing, Services
MAC Address
A unique identifier assigned to network interfaces for communications on a network.
You will find this term commonly used in Networking
MAC Filtering
A security access control method whereby the 48-bit address assigned to each network card is used to determine access to the network.
You will find this term commonly used in Networking, Security
Machine Code
Low-level instructions that are directly executed by a computer's CPU, typically represented in binary form.
You will find this term commonly used in General IT
Machine Identity Management
The practice of managing digital identities used by machines and applications (such as certificates, API keys, and service accounts) to enable secure communication and interactions in IT systems.
You will find this term commonly used in Security, Cybersecurity
Machine Learning
A subset of artificial intelligence that enables systems to learn and improve from experience without being explicitly programmed.
You will find this term commonly used in AI
Machine Learning Engineer
Designs and develops machine learning and deep learning systems and algorithms.
You will find this term commonly used in AI, Machine Learning
Machine Translation
Machine translation is the use of computer algorithms to translate text or speech from one language to another automatically, often leveraging techniques from natural language processing.
You will find this term commonly used in AI, Natural Language Processing
Machine Type
Refers to the classification of computers based on their architecture, operating systems, and processing capabilities.
You will find this term commonly used in General IT, Hardware
Machine Type Communication (MTC)
Refers to communication that occurs between machines without human intervention, often used in IoT contexts.
You will find this term commonly used in IoT, Networking
Machine Vision
Machine vision involves the use of cameras, sensors, and image processing algorithms to enable computers to interpret and understand visual information, similar to how humans perceive and interpret images.
You will find this term commonly used in AI, Robotics
Machine-to-Machine (M2M)
Refers to direct communication between devices using any communications channel, including wired and wireless.
You will find this term commonly used in Networking, IoT
macOS
An operating system developed by Apple Inc. for its Mac line of computers, known for its user-friendly interface.
You will find this term commonly used in General IT
Macro
A rule or pattern that specifies how a certain input sequence should be mapped to a replacement output sequence according to a defined procedure. Often used in software for automation.
You will find this term commonly used in Software Development, Productivity
Magnetic Disk
A storage device that uses magnetic storage to record and retrieve digital information using one or more rigid rapidly rotating disks (platters) coated with magnetic material.
You will find this term commonly used in Hardware, Storage
Magnetic Storage
Storage technology that uses magnetized material to store data, such as hard disk drives (HDDs) and magnetic tape.
You will find this term commonly used in General IT
Mail Relay
An email server that transfers email messages from one server to another. Often used to route emails from a client to a mail server or between mail servers.
You will find this term commonly used in Networking, Email
Mail Transfer Agent (MTA)
Software that transfers electronic mail messages from one computer to another using a client-server application architecture.
You will find this term commonly used in Networking, Email Systems
Main Memory
The primary storage in a computer that holds the operating system, application programs, and data in current use for quick access by the computer's processor.
You will find this term commonly used in General IT, Hardware
Mainboard
Also known as a motherboard, it's the main printed circuit board (PCB) in general-purpose computers and other expandable systems which holds many of the crucial electronic components.
You will find this term commonly used in Hardware
Mainframe
A powerful computer used primarily by large organizations for critical applications, such as processing transactions and managing databases.
You will find this term commonly used in General IT
Mainframe Virtualization
The process of dividing a mainframe's resources into multiple virtual machines, allowing for the efficient utilization and management of these powerful systems.
You will find this term commonly used in Virtualization
Maintenance Programming
The modification of a software product after delivery to correct faults, to improve performance or other attributes, or to adapt the product to a changed environment.
You will find this term commonly used in Software Development
Maintenance Release
A software update released to fix bugs, vulnerabilities, and minor performance issues without adding new features to the system.
You will find this term commonly used in Software Development, Maintenance
Makefile
A file containing a set of directives used by a make build automation tool to generate a target/goal.
You will find this term commonly used in Software Development, Automation
Malicious Software
Software that is intentionally designed to cause damage to a computer, server, client, or computer network.
You will find this term commonly used in Cybersecurity
Malicious Software (Malware)
Any software intentionally designed to cause damage to a computer, server, client, or computer network.
You will find this term commonly used in Security, Cybersecurity
Malware
Malicious software designed to disrupt, damage, or gain unauthorized access to a computer system.
You will find this term commonly used in Cybersecurity
Malware Analysis
The process of examining malware samples to understand their behavior, purpose, and potential impact.
You will find this term commonly used in Cybersecurity
Man-in-the-Middle (MITM) Attack
A cyber attack where a malicious actor intercepts and possibly alters communication between two parties without their knowledge.
You will find this term commonly used in Cybersecurity
Managed Code
Code that is executed by a virtual machine instead of directly by the CPU, providing features like garbage collection and type safety.
You will find this term commonly used in Software Development
Managed Hosting
A service model in which a hosting provider leases dedicated servers and associated hardware to a single client, with the provider managing those systems on the client's behalf.
You will find this term commonly used in Web Hosting, Cloud Computing
Managed Object
In network management, a physical or virtual component of the network that can be managed or monitored.
You will find this term commonly used in Networking, Network Management
Managed Print Services (MPS)
A service offered by external providers to optimize or manage a company’s document output to certain objectives.
You will find this term commonly used in IT Management
Managed Security Service Provider (MSSP)
An IT service provider that specializes in providing security services such as cyber security monitoring and management.
You will find this term commonly used in Security, Cybersecurity
Managed Services
Managed services refer to the practice of outsourcing the responsibility for maintaining and managing certain IT functions and systems to a third-party service provider.
You will find this term commonly used in General IT, Outsourcing
Management Console
A graphical user interface or command-line tool that provides administrators and users with the ability to manage and monitor applications, services, or infrastructure.
You will find this term commonly used in General IT, Networking
Management Information System (MIS)
An organized collection of hardware, software, infrastructure, data, and policies designed to generate and disseminate useful information to managers and other personnel in an organization.
You will find this term commonly used in General IT, Data Management
Manifest File
A file in software development that contains metadata for a group of accompanying files that are part of a set or project.
You will find this term commonly used in Software Development
Manual Penetration Testing
A method of evaluating the security of a computer system or network by simulating an attack from a malicious source, conducted manually by security experts.
You will find this term commonly used in Cybersecurity
Manual Testing
The process of manually testing software for defects by a tester who plays the role of an end user to ensure that all the features of an application are working correctly.
You will find this term commonly used in Software Development, Testing
Manufacturing Execution System (MES)
A control system for managing and monitoring work-in-process on a factory floor to ensure the effective execution of manufacturing operations.
You will find this term commonly used in Industrial IT, Manufacturing
MapKit
A programming interface provided by Apple that allows developers to integrate mapping data and services into their applications.
You will find this term commonly used in Software Development, Mobile Apps
Mapping
Relates to various computing disciplines including data structures, data storage and retrieval, computer graphics, and networking, referring to the process of linking two or more disparate elements or datasets.
You will find this term commonly used in General IT, Data Management
MapReduce
A programming model and an associated implementation for processing and generating big data sets with a parallel, distributed algorithm on a cluster.
You will find this term commonly used in Big Data, Cloud Computing
Markdown
A lightweight markup language with plain-text-formatting syntax, designed so that it can be converted to HTML and many other formats.
You will find this term commonly used in Software Development, Documentation
Markdown Processing
The process of converting Markdown text (a lightweight markup language) into HTML or other formats, used to create formatted text using a plain-text editor.
You will find this term commonly used in Web Development, Documentation
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