Term 91
Cable internet
Cable internet is a type of broadband internet access that uses the same coaxial copper cables as cable television to deliver high-speed data to homes and businesses.
Acronym study
Terms 91–120 of 826 220-1201 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 91
Cable internet is a type of broadband internet access that uses the same coaxial copper cables as cable television to deliver high-speed data to homes and businesses.
Term 92
A cable tester is a device used to verify that network or electrical cables are wired correctly and can carry signals without interruption.
Term 93
Calibration is the process of adjusting a printer to ensure colors and alignment are accurate according to a standard.
Term 94
A CAM table is a memory table inside a network switch that maps each connected device's MAC address to the specific switch port where that device is located.
Term 95
A CAN (Controller Area Network) is a robust vehicle bus standard designed to allow microcontrollers and devices to communicate with each other without a host computer.
Term 96
A DNS record that maps an alias domain name to the official or canonical domain name, like a nickname pointing to a real name.
Term 97
CAPWAP (Control and Provisioning of Wireless Access Points) is a standard protocol that allows a central controller to manage multiple wireless access points, separating the control plane from the data plane in a wireless network.
Term 98
A card reader is a hardware device that reads data stored on various types of cards, such as memory cards, smart cards, or identification cards, and transfers it to a computer or other system.
Term 99
A cellular network is a wireless communication system that divides a geographic area into smaller zones called cells, each served by a fixed-location transceiver, to enable mobile devices like smartphones to communicate with each other and with the internet.
Term 100
A wide-area network that uses cellular towers and mobile data technology to connect devices to the internet without physical cables.
Term 101
The Central Processing Unit (CPU) is the main chip in a computer that executes instructions from software, acting as the brain of the system.
Term 102
A certificate warning is a security alert a web browser or application displays when it cannot fully trust the digital certificate presented by a website or service.
Term 103
Chain of custody is a documented process that tracks the handling, transfer, and possession of evidence or digital assets from the moment they are collected until they are presented in court or used in an investigation.
Term 104
Change management is the structured process of planning, approving, implementing, and reviewing changes to IT systems to minimize risk and disruption.
Term 105
A chipset is a collection of electronic components on a motherboard that manages data flow between the processor, memory, storage, and peripherals.
Term 106
ChromeOS is Google's lightweight operating system designed primarily for web-based applications and cloud computing, running on Chromebooks and other Chrome devices.
Term 107
A proprietary Layer 2 network protocol used by Cisco devices to discover information about directly connected neighbor devices.
Term 108
Classless Inter-domain Routing (CIDR) is a method for allocating IP addresses and routing IP packets more efficiently by replacing the old class-based system with variable-length subnet masks.
Term 109
A CLI (command-line interface) is a text-based way to interact with a computer's operating system by typing commands instead of clicking icons.
Term 110
Cloud Armor is a Google Cloud web application firewall (WAF) service that protects applications and websites from attacks like DDoS and SQL injection using customizable security rules.
Term 111
A Cloud CDN is a network of servers spread around the world that stores copies of your website or app content so it loads faster for users no matter where they are.
Term 112
Cloud computing is the on-demand delivery of IT resources over the internet, allowing users to access computing power, storage, and applications without owning physical hardware.
Term 113
A managed domain name system service that translates human-readable domain names into IP addresses, enabling reliable and scalable network routing in cloud environments.
Term 114
Cloud Interconnect is a service that provides a dedicated, private, high-bandwidth connection between your on-premises network and a cloud provider's network, bypassing the public internet for improved reliability, security, and performance.
Term 115
Cloud Load Balancing is the process of distributing incoming network traffic across multiple servers or resources in the cloud to ensure no single resource is overwhelmed, improving availability and reliability.
Term 116
A Cloud management gateway is a network appliance or software service that securely connects devices on a local network to a cloud-based management platform, enabling remote monitoring, configuration, and updates.
Term 117
Cloud NAT is a managed network address translation service that allows private cloud resources to initiate outbound internet connections while keeping them unreachable from the internet.
Term 118
A cloud router is a virtual networking device in a cloud environment that manages traffic between different virtual networks and connects them to on-premises networks using dynamic routing protocols.
Term 119
Cloud Spanner is a fully managed, globally distributed relational database service from Google Cloud that combines the benefits of relational database structure with horizontal scalability and strong consistency.
Term 120
Cloud storage is a service that lets you save data on remote servers accessed over the internet instead of on your computer's hard drive.