Term 541
Metadata server
A metadata server is a network-accessible service that provides configuration data, credentials, and instance-specific information to virtual machines running in a cloud environment like Google Cloud Platform.
Acronym study
Terms 541–570 of 1001 Cloud Digital Leader acronyms and key terms. Each entry includes a plain-English definition and a link to the full 800-word glossary page with exam context and practice questions.
Term 541
A metadata server is a network-accessible service that provides configuration data, credentials, and instance-specific information to virtual machines running in a cloud environment like Google Cloud Platform.
Term 542
Multi-Factor Authentication (MFA) is a security method that requires a user to verify their identity using two or more different types of evidence, such as a password plus a code from a phone, before they can access an account or system.
Term 543
Microsoft Defender is a suite of security products that protects devices, data, and identities from cyber threats like malware, phishing, and unauthorized access.
Term 544
Microsoft Defender for Endpoint is a cloud-delivered enterprise-grade security platform that protects devices, servers, and networks from advanced cyber threats by combining antivirus, endpoint detection and response, and automated investigation and remediation.
Term 545
Microsoft Defender for Office 365 is a cloud-based email and collaboration security service that protects organizations against malicious threats like phishing, malware, and spam in email messages and Office 365 apps.
Term 546
Microsoft Defender XDR is a unified security platform that automatically correlates alerts from across an organization's endpoints, email, identities, and cloud apps to stop complex attacks.
Term 547
Microsoft Purview is a unified data governance and compliance service that helps organizations discover, manage, and protect their data across on-premises, cloud, and hybrid environments.
Term 548
Microsoft Sentinel is a cloud-native security information and event management (SIEM) and security orchestration automation and response (SOAR) service that helps organizations detect, investigate, and respond to cyber threats across their entire digital estate.
Term 549
A Microsoft Store app is a software program downloaded and installed from the Microsoft Store, designed to run in a sandboxed environment with limited system access for improved security and ease of management.
Term 550
Misconfiguration is when a system, device, or software is set up incorrectly, leaving it vulnerable to attack or causing it to malfunction.
Term 551
MITRE ATT&CK is a globally accessible knowledge base of adversary tactics and techniques based on real-world observations, used by security professionals to understand and defend against cyber threats.
Term 552
Mobile application management (MAM) is the practice of controlling and securing corporate apps and their data on employee-owned or company-provided mobile devices without managing the entire device.
Term 553
Mobile device management (MDM) is a security solution that allows IT administrators to enroll, configure, monitor, and enforce policies on smartphones, tablets, and other mobile devices used in an organization.
Term 554
In IT and AI, a model is a trained mathematical representation that learns patterns from data to make predictions or decisions.
Term 555
Modernization is the process of updating legacy IT systems, applications, and infrastructure to use modern cloud-native technologies, architectures, and practices.
Term 556
A Memorandum of Understanding (MOU) is a non-binding agreement between parties outlining mutual goals and intentions for cooperation.
Term 557
MTBF (Mean Time Between Failures) is a reliability metric that estimates the average operational time between inherent failures of a hardware component or system during normal operation.
Term 558
MTD (Maximum Tolerable Downtime) is the longest period a business can function without a specific system or service before the damage becomes unacceptable.
Term 559
MTTR stands for Mean Time to Repair, a metric that measures the average time it takes to restore a failed system or component to full working order after a failure occurs.
Term 560
Multi-AZ refers to a deployment model where resources are replicated across multiple Availability Zones within a cloud region to ensure high availability and fault tolerance.
Term 561
Multi-AZ RDS is a database deployment option that automatically maintains a synchronous standby replica in a different Availability Zone to provide high availability and automatic failover.
Term 562
Multi-cloud is a strategy where an organization uses cloud computing services from more than one cloud provider to distribute workloads, avoid vendor lock-in, and increase resilience.
Term 563
Multi-region refers to a deployment strategy where IT resources, applications, or data are hosted in multiple geographic locations to improve availability, disaster recovery, and performance.
Term 564
Multi-Region architecture is a deployment strategy where cloud resources are hosted in two or more geographically separate data center regions to improve availability, disaster recovery, and reduce latency for global users.
Term 565
Multifactor Authentication (MFA) is a security method that requires you to provide two or more pieces of evidence to prove your identity before accessing an account or system.
Term 566
Multilevel security is a computer security approach that allows users with different clearance levels to access data at different classification levels on the same system, while preventing unauthorized access.
Term 567
A type of optical fiber that carries multiple light signals simultaneously over short to medium distances, commonly used in local area networks and data centers.
Term 568
A Mutual Non-disclosure Agreement is a legally binding contract between two parties where both agree to keep each other's confidential information private and not share it with outsiders.
Term 569
Network Access Control (NAC) is a security technology that enforces policies to control which devices and users can connect to a network.
Term 570
A Named ACL is a list of rules applied to a network device, identified by a name instead of a number, that controls which traffic is allowed or blocked based on source and destination IP addresses, protocols, and port numbers.