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CompTIA A+ Core 2 220-1202/Acronyms/Part 28

Acronym study

220-1102 Acronyms — Part 28 of 32

Terms 811–840 of 956 220-1102 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 27Part 28 of 32Part 29 →

Term 811

Spyware

Spyware is malicious software that secretly monitors and collects information about a user's activity without their knowledge or consent.

Full entry →
Full Spyware glossary entry →

Term 812

SQL

SQL is a standard programming language used to manage, query, and manipulate relational databases by issuing commands like SELECT, INSERT, UPDATE, and DELETE.

Full entry →
Full SQL glossary entry →

Term 813

SQL

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

Full entry →
Full SQL glossary entry →

Term 814

SQL injection

SQL injection is a web security vulnerability that allows an attacker to interfere with the queries an application makes to its database, often to read, modify, or destroy data.

Full entry →
Full SQL injection glossary entry →

Term 815

SSE

SSE (Security Service Edge) is a cloud-centric security framework that converges web, cloud, and network security into a single edge service.

Full entry →
Full SSE glossary entry →

Term 816

SSE

SSE (Security Service Edge) is a cloud-delivered security framework that converges web, cloud, and private access controls at the network edge.

Full entry →
Full SSE glossary entry →

Term 817

SSH

SSH (Secure Shell) is a cryptographic network protocol that provides secure, encrypted communication and remote administration between two devices over an unsecured network.

Full entry →
Full SSH glossary entry →

Term 818

SSL

SSL (Secure Sockets Layer) is a cryptographic protocol that encrypts data transmitted between a client and a server to ensure privacy and data integrity.

Full entry →
Full SSL glossary entry →

Term 819

SSL VPN

An SSL VPN is a virtual private network that uses the Secure Sockets Layer protocol to create an encrypted tunnel for remote users to securely access network resources over the internet.

Full entry →
Full SSL VPN glossary entry →

Term 820

SSRF

A security vulnerability where an attacker tricks a server into making unauthorized requests to internal or external resources on behalf of the attacker.

Full entry →
Full SSRF glossary entry →

Term 821

Standard ACL

A Standard Access Control List (ACL) is a sequential set of permit or deny rules that filters network traffic based solely on the source IP address.

Full entry →
Full Standard ACL glossary entry →

Term 822

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.

Full entry →
Full Standard Operating Procedure glossary entry →

Term 823

Startup repair

Startup Repair is a Windows recovery tool that automatically diagnoses and fixes common problems that prevent the operating system from booting properly.

Full entry →
Full Startup repair glossary entry →

Term 824

Static NAT

Static Network Address Translation (NAT) is a one-to-one mapping between a private IP address and a public IP address that never changes.

Full entry →
Full Static NAT glossary entry →

Term 825

Sticky bit

The sticky bit is a special permission on Unix/Linux files and directories that restricts file deletion to the file owner, directory owner, or root user, even if others have write access.

Full entry →
Full Sticky bit glossary entry →

Term 826

Storage tier

A storage tier is a category of data storage defined by performance, cost, and access frequency, used to optimize storage efficiency in cloud and on-premises systems.

Full entry →
Full Storage tier glossary entry →

Term 827

Strategic intelligence

Strategic intelligence is the process of collecting, analyzing, and applying high-level information about threats, risks, and opportunities to guide an organization's long-term security decisions.

Full entry →
Full Strategic intelligence glossary entry →

Term 828

Subnet

A subnet is a logical subdivision of an IP network, created by partitioning a larger network address space using subnet masks.

Full entry →
Full Subnet glossary entry →

Term 829

Subscription boundary

A subscription boundary is the logical and administrative limit that defines the scope of resources, permissions, billing, and policies within a single cloud subscription.

Full entry →
Full Subscription boundary glossary entry →

Term 830

SUID

SUID (Set User ID) is a special file permission in Linux that allows a user to run an executable file with the file owner's privileges, typically root, rather than their own.

Full entry →
Full SUID glossary entry →

Term 831

Supervisory Control and Data Acquisition

SCADA is a system that monitors and controls industrial equipment like power grids, water plants, and pipelines from a central computer.

Full entry →
Full Supervisory Control and Data Acquisition glossary entry →

Term 832

Sustainability

Sustainability in IT refers to designing, operating, and disposing of technology systems in a way that minimizes environmental impact and promotes long-term resource efficiency.

Full entry →
Full Sustainability glossary entry →

Term 833

Sustainability pillar

The Sustainability pillar is a framework within cloud architecture that focuses on minimizing environmental impact, reducing energy consumption, and optimizing resource usage across IT operations.

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Full Sustainability pillar glossary entry →

Term 834

Synchronization

Synchronization is the process of making sure two or more systems, devices, or pieces of data stay exactly matched and up-to-date with each other.

Full entry →
Full Synchronization glossary entry →

Term 835

Syslog

Syslog is a standard protocol used to send and store log messages from network devices and servers to a central logging server for monitoring and troubleshooting.

Full entry →
Full Syslog glossary entry →

Term 836

Sysmon

Sysmon is a Windows system service and device driver that logs detailed system activity to help security professionals detect and investigate malicious behavior.

Full entry →
Full Sysmon glossary entry →

Term 837

System Configuration

System Configuration refers to the specific combination of hardware components, software settings, and operating system parameters that determine how a computer behaves and performs.

Full entry →
Full System Configuration glossary entry →

Term 838

System high mode

System high mode is a security operating mode where all users with access to the system have security clearances that meet the highest classification level of information processed, but may not have a formal need-to-know for all data within the system.

Full entry →
Full System high mode glossary entry →

Term 839

System Restore

System Restore is a Windows utility that lets you revert your computer's system files, registry settings, and installed programs to a previous state without affecting your personal files.

Full entry →
Full System Restore glossary entry →

Term 840

Systems Manager

A unified cloud-based service that lets IT administrators centrally manage the configuration, patching, and health of a fleet of servers and virtual machines.

Full entry →
Full Systems Manager glossary entry →
← Part 27Part 29 →

Acronym parts

Part 1Part 2Part 3Part 4Part 5Part 6Part 7Part 8Part 9Part 10Part 11Part 12Part 13Part 14Part 15Part 16Part 17Part 18Part 19Part 20Part 21Part 22Part 23Part 24Part 25Part 26Part 27Part 28currentPart 29Part 30Part 31Part 32

Study resources

All 220-1102 Acronyms→220-1102 Practice Tests→220-1102 Study Guide→Exam Domains→