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CompTIA A+ Core 1 220-1101/Acronyms/Part 6

Acronym study

220-1101 Acronyms — Part 6 of 7

Terms 151–180 of 189 220-1101 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.

← Part 5Part 6 of 7Part 7 →

Term 151

SOHO

A SOHO is a small network, typically in a home or small business, using consumer-grade equipment to share internet and local resources.

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Term 152

Solid-state Drive

A solid-state drive (SSD) is a storage device that uses flash memory to save data permanently, with no moving parts, making it much faster and more durable than a traditional hard disk drive.

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Term 153

SPICE

SPICE (ISO/IEC 15504) is a framework for assessing and improving software process capability, not a network protocol.

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Term 154

SQL

SQL is a standardized programming language used to manage and manipulate relational databases, enabling querying, updating, and data retrieval.

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Term 155

Standard Operating Procedure

A Standard Operating Procedure is a detailed, written set of step-by-step instructions that describes how to perform a specific task or process consistently and safely.

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Term 156

Storage Area Network

A Storage Area Network (SAN) is a dedicated, high-speed network that provides block-level storage access to servers, making storage appear as if it is directly attached to the server.

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Term 157

Straight Tip Connector

A Straight Tip Connector, often called an ST connector, is a fiber optic cable connector that uses a twist-on bayonet-style coupling mechanism to securely attach a fiber optic cable to a device or patch panel.

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Full Straight Tip Connector glossary entry →

Term 158

Subscriber Connector

A Subscriber Connector (SC) is a fiber optic cable connector known for its push-pull coupling mechanism and square shape, commonly used in data centers and telecommunications for single-mode and multimode fiber connections.

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Term 159

TCP

TCP is a connection-oriented transport layer protocol that ensures reliable, ordered, and error-checked delivery of data between applications over IP networks.

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Term 160

Temporal Key Integrity Protocol

TKIP is a security protocol used in Wi-Fi networks to strengthen encryption by dynamically changing the encryption key for each data packet.

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Term 161

Terminal Access Controller Access Control System Plus

TACACS+ is a network security protocol that separates authentication, authorization, and accounting to control who can access network devices and what they can do.

Full entry →
Full Terminal Access Controller Access Control System Plus glossary entry →

Term 162

Terminal Access Controller Access-control System

TACACS+ is a remote authentication protocol that uses three separate servers to verify who you are, what you are allowed to do, and record what you did on network devices.

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Term 163

Text Record

A DNS Text Record (TXT record) is a type of resource record that stores human-readable or machine-readable text data associated with a domain name.

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Term 164

Time-based One-time Password

A temporary, automatically generated code that changes every few seconds and is used as an extra layer of security when logging into an account.

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Term 165

Transport Layer Security

Transport Layer Security (TLS) is a cryptographic protocol that provides secure, encrypted communication between two devices over a network, such as between a web browser and a server.

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Term 166

Twisted Nematic

Twisted Nematic (TN) is a type of liquid crystal display (LCD) technology that uses liquid crystals twisted at a 90-degree angle to control light and create images on a screen.

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Term 167

Unified Extensible Firmware Interface

UEFI is the modern replacement for BIOS that controls how a computer starts up and loads the operating system.

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Term 168

Uniform Resource Locator

A Uniform Resource Locator (URL) is the web address you type into a browser to access a specific resource like a webpage, image, or file on the internet.

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Term 169

Uninterruptible Power Supply

A device that provides emergency power to connected equipment when the main power source fails or drops to an unacceptable voltage level.

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Full Uninterruptible Power Supply glossary entry →

Term 170

Universal Plug and Play

Universal Plug and Play is a set of networking protocols that allows devices on a network to discover each other and connect automatically without manual configuration.

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Full Universal Plug and Play glossary entry →

Term 171

Universal Serial Bus

A Universal Serial Bus (USB) is a standard interface that allows you to connect devices like keyboards, mice, storage drives, and printers to a computer for data transfer and power delivery.

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Term 172

Universal Serial Bus Type C

A small, reversible 24-pin USB connector that supports high-speed data transfer, power delivery, and video output, used in modern devices.

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Full Universal Serial Bus Type C glossary entry →

Term 173

User Account Control

User Account Control (UAC) is a Windows security feature that prevents unauthorized changes to the operating system by prompting for permission before allowing actions that affect system settings or installed programs.

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Term 174

User Datagram Protocol

User Datagram Protocol (UDP) is a fast, connectionless network protocol that sends data without first checking if the receiver is ready or if the data arrived safely.

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Term 175

Vertical Alignment

Vertical alignment is the precise positioning of components or data so that they line up correctly along a vertical axis, ensuring proper connection, communication, or readability.

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Term 176

Video Graphics Array

Video Graphics Array (VGA) is a standard analog display interface used to connect computers to monitors, projectors, and other display devices.

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Term 177

Video Random-access Memory

Video Random-access Memory (VRAM) is a special type of memory used by a graphics card to store image data that the computer screen displays.

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Term 178

Virtual desktop infrastructure

Virtual desktop infrastructure (VDI) is a technology that hosts desktop operating systems on a central server, allowing users to access a full desktop environment remotely from any device over a network.

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Full Virtual desktop infrastructure glossary entry →

Term 179

VNC

VNC (Virtual Network Computing) is a cross-platform remote desktop protocol that allows a user to control another computer over a network.

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Term 180

VPN

A VPN creates an encrypted tunnel over a public network to securely connect remote users or sites to a private network.

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Full VPN glossary entry →
← Part 5Part 7 →

Acronym parts

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