Term 331
Network Interface Card
A Network Interface Card (NIC) is a hardware component that allows a computer or device to connect to a network and communicate with other devices.
Acronym study
Terms 331–360 of 595 Google PCA 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 331
A Network Interface Card (NIC) is a hardware component that allows a computer or device to connect to a network and communicate with other devices.
Term 332
A Network Load Balancer is a cloud service that automatically distributes incoming network traffic across multiple servers to ensure applications remain fast, available, and secure.
Term 333
A Network Security Group is a set of rules that controls inbound and outbound traffic to Azure resources like virtual machines and subnets.
Term 334
Network segmentation is the practice of dividing a computer network into smaller, isolated parts to improve performance, contain security threats, and simplify management.
Term 335
Network Time Protocol (NTP) is a networking protocol that synchronizes the clocks of computers and devices over a network to a common reference time source, typically Coordinated Universal Time (UTC).
Term 336
NetworkManager is a software utility in Linux-based operating systems that simplifies the management of network connections by automatically handling configuration, switching, and connectivity tasks for both wired and wireless networks.
Term 337
Near Field Communication is a short-range wireless technology that lets two devices exchange data when they are held close together, typically within a few centimeters.
Term 338
Network File System (NFS) is a protocol that allows a computer to access files over a network as if they were on its own local hard drive.
Term 339
A Next-Generation Firewall is a security device that inspects network traffic deeply, beyond just IP addresses and ports, to block modern threats like malware and intrusions.
Term 340
NLB (Network Load Balancer) is a networking device or software that distributes incoming network traffic across multiple servers to ensure high availability, scalability, and reliability.
Term 341
nmcli is a command-line tool used in Linux to manage network connections, devices, and settings through NetworkManager.
Term 342
A node pool is a group of virtual machines (nodes) within a container orchestration cluster that share the same configuration, such as machine size, operating system, and scaling settings, allowing you to manage them as a single unit.
Term 343
A non-relational database is a type of database that stores data in flexible formats like documents, key-value pairs, graphs, or wide-columns, rather than the rigid tables and rows used in relational databases.
Term 344
Normalization is the process of organizing data in a database to reduce redundancy and improve data integrity by dividing large tables into smaller, related tables and defining relationships between them.
Term 345
An NSG rule is a set of security rules in Microsoft Azure that controls whether network traffic is allowed or denied to and from Azure resources.
Term 346
OLAP (Online Analytical Processing) is a computing approach that enables users to quickly and interactively analyze multidimensional data from multiple perspectives for business intelligence and decision support.
Term 347
OLTP (Online Transaction Processing) is a data processing system designed to manage and record high volumes of real-time transactions, such as bank deposits or online purchases, quickly and reliably.
Term 348
The Open Systems Interconnection (OSI) model is a conceptual framework used to understand how data travels from one computer to another across a network.
Term 349
An Optical Network Terminal (ONT) is a device that connects your home or office to the internet service provider's fiber optic network, converting light signals into electrical signals your devices can use.
Term 350
An Organization is a top-level container in Google Cloud that represents your company or entities and serves as the root node for all your cloud resources, policies, and access control.
Term 351
Origin access control is a security mechanism that restricts access to a network, system, or resource based on the verified identity or attributes of the requesting entity.
Term 352
The OSI model is a conceptual framework that standardizes the functions of a telecommunication or computing system into seven distinct layers, from physical hardware to application software.
Term 353
Out-of-band refers to a separate, dedicated network path used for managing and configuring IT devices, distinct from the main data traffic path.
Term 354
A packet is a small unit of data that is sent over a network, containing both the actual data and control information for delivery.
Term 355
Packet loss is the failure of one or more data packets to reach their destination across a network, resulting in missing or incomplete data transfers.
Term 356
A Personal Area Network is a small network used for connecting devices close to one person, usually within a range of about 10 meters.
Term 357
Partner Interconnect is a Google Cloud service that allows you to connect your on-premises network to Google Cloud through a supported third-party service provider.
Term 358
A short, flexible cable used to connect electronic devices to each other or to a network, often temporarily or for testing.
Term 359
A PDU (Protocol Data Unit) is the unit of data at a specific layer of the OSI or TCP/IP model, containing both header and payload information as it travels across a network.
Term 360
Persistent Disk is a durable, high-performance block storage service for Google Cloud virtual machines that retains data even after the VM is shut down or deleted.