Term 61
Azure Bastion
Azure Bastion is a fully managed PaaS service that provides secure and seamless RDP and SSH connectivity to virtual machines directly through the Azure portal without exposing public IP addresses.
Acronym study
Terms 61–90 of 1033 N10-009 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 61
Azure Bastion is a fully managed PaaS service that provides secure and seamless RDP and SSH connectivity to virtual machines directly through the Azure portal without exposing public IP addresses.
Term 62
An Azure datacenter is a physical facility that houses Microsoft's cloud computing infrastructure, including servers, storage, and networking equipment, to deliver Azure services globally.
Term 63
Azure Firewall is a cloud-based network security service that protects your virtual networks in Microsoft Azure by filtering traffic based on rules you define.
Term 64
Azure geography is a discrete market containing one or more Azure regions that preserves data residency and compliance boundaries for customers.
Term 65
Azure Key Vault is a cloud service for securely storing and managing sensitive information like passwords, encryption keys, and certificates.
Term 66
Azure Policy is a service in Microsoft Azure that lets you create, assign, and manage rules to ensure your resources stay compliant with your company standards and service-level agreements.
Term 67
The backbone area (area 0) is the central routing area in an OSPF network that all other areas must connect to for inter-area communication.
Term 68
A backup is a copy of computer data taken and stored separately so that the original data can be restored if it is lost, damaged, or corrupted.
Term 69
A Backup Designated Router (BDR) is a router in an OSPF network that waits to take over as the Designated Router if the current one fails, reducing network downtime.
Term 70
Bandwidth is the maximum amount of data that can travel over a network connection in a given amount of time, usually measured in bits per second.
Term 71
A barcode scanner is an input device that uses light or lasers to read printed barcodes and converts them into digital data for computers.
Term 72
A baseline is a documented starting point for the normal performance and behavior of a system, network, or component, used to detect changes and troubleshoot issues.
Term 73
The Basic Input/Output System (BIOS) is firmware that initializes and tests computer hardware during startup and provides runtime services for operating systems.
Term 74
A Basic Service Set Identifier (BSSID) is the unique hardware address that identifies a specific wireless access point or a group of wireless devices communicating together.
Term 75
A bayonet-style coaxial connector used in radio frequency applications, especially for cable television and older network connections.
Term 76
BCP is a proactive process that creates a framework to ensure critical business functions continue during and after a disruptive event.
Term 77
BGP (Border Gateway Protocol) is the routing protocol that directs data packets across the internet by choosing the best paths between autonomous systems.
Term 78
Bicep is a domain-specific language (DSL) used to declare Azure resources in a declarative, modular way, similar to how you write code but for infrastructure.
Term 79
A billing account in Google Cloud is a container for all the charges generated by using cloud resources, linked to a payment method and used to track and pay for your usage.
Term 80
BIOS (Basic Input/Output System) is the low-level firmware stored on a motherboard chip that initializes and tests hardware components before loading the operating system.
Term 81
A bit is the smallest unit of data in computing and digital communications, representing a single binary value of either 0 or 1.
Term 82
Block size is the amount of data, measured in bytes, that a system reads or writes in a single operation, affecting storage efficiency and network performance.
Term 83
A port state in Spanning Tree Protocol (STP) where the port is prevented from forwarding traffic to avoid loops in a redundant network.
Term 84
A critical system error screen displayed by Windows when it encounters a fatal issue it cannot recover from, forcing a restart.
Term 85
Bluetooth is a short-range wireless technology used to connect devices like keyboards, mice, headphones, and smartphones without cables.
Term 86
BNC (Bayonet Neill-Concelman Connector) is a miniature coaxial connector used for terminating coaxial cables in networking, video, and RF applications.
Term 87
A boot loop is a computer startup failure where the device repeatedly turns on and off or restarts without ever fully loading the operating system.
Term 88
Border Gateway Protocol (BGP) is the routing protocol that directs data packets between the autonomous systems that make up the global internet.
Term 89
A Bridge Protocol Data Unit is a layer 2 frame that switches use to exchange information about the Spanning Tree Protocol (STP) to prevent network loops.
Term 90
BPDU Guard is a Cisco switch feature that protects the network from unauthorized devices by disabling a port if it receives a Bridge Protocol Data Unit (BPDU).