Term 151
Deployment slot
A deployment slot is a live staging environment in Azure App Service that allows you to swap app versions with zero downtime for testing before going to production.
Acronym study
Terms 151–180 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 151
A deployment slot is a live staging environment in Azure App Service that allows you to swap app versions with zero downtime for testing before going to production.
Term 152
Desired State Configuration is a management platform that lets IT pros define and enforce the target configuration state of systems, using declarative scripts to automate deployment, compliance, and ongoing drift correction.
Term 153
Dynamic Host Configuration Protocol (DHCP) automatically assigns IP addresses and network settings to devices on a network, so they can communicate without manual configuration.
Term 154
A digital certificate is an electronic document that verifies the identity of a person, device, or website and enables secure encrypted communication over the internet.
Term 155
Digital Subscriber Line (DSL) is a technology that uses ordinary copper telephone wires to provide high-speed internet access to homes and businesses.
Term 156
Direct Attach Copper is a type of high-speed copper cable used to connect networking equipment over short distances without needing separate transceivers.
Term 157
AWS Direct Connect is a cloud service that lets you create a dedicated private network link from your on-premises data center to AWS, bypassing the public internet for more consistent and secure connectivity.
Term 158
Direct-attached Storage (DAS) is a storage device connected directly to a computer or server without going through a network.
Term 159
Disaster recovery is a set of policies, procedures, and tools that help an organization restore critical IT systems and data after a disruptive event.
Term 160
A DMZ (demilitarized zone) is a network segment that sits between an internal private network and the public internet, hosting publicly accessible services while keeping the internal network isolated.
Term 161
DNS is the system that translates human-friendly domain names like example.com into machine-readable IP addresses so computers can find each other on a network.
Term 162
A DNS zone is a distinct part of the global Domain Name System (DNS) namespace that is delegated to a specific administrator or organization for management, containing resource records for a domain.
Term 163
Document AI is a Google Cloud service that uses machine learning to extract, analyze, and organize information from documents like PDFs and images.
Term 164
Amazon DocumentDB is a fully managed, MongoDB-compatible document database service that stores, queries, and indexes JSON-like data for scalable applications.
Term 165
The Domain Name System (DNS) is the internet's phonebook that translates human-friendly domain names like google.com into computer-friendly IP addresses like 172.217.0.46.
Term 166
DSL (Digital Subscriber Line) is a technology that uses existing telephone lines to provide high-speed internet access without interrupting your phone service.
Term 167
DHCP is a network protocol that automatically assigns IP addresses and other configuration settings to devices so they can communicate on a network.
Term 168
EAL, or Evaluation Assurance Level, is a numeric rating from 1 to 7 that measures how thoroughly a computer product has been tested for security, with higher numbers indicating more rigorous testing.
Term 169
EBS encryption is a security feature that automatically encrypts data stored on Amazon Elastic Block Store volumes, protecting it at rest and in transit between the volume and the attached EC2 instance.
Term 170
An EBS snapshot is a point-in-time backup of an Amazon Elastic Block Store volume that you can use for recovery, cloning, or migration.
Term 171
Amazon Elastic Block Store (EBS) volume types are different categories of block-level storage volumes optimized for specific performance, cost, and use case requirements in the AWS cloud.
Term 172
Amazon Elastic Container Registry (ECR) is a fully managed Docker container registry that stores, manages, and deploys container images securely.
Term 173
An edge location is a site deployed by a content delivery network that caches copies of data closer to users to reduce latency and improve access speed.
Term 174
Endpoint Detection and Response (EDR) is a cybersecurity technology that continuously monitors endpoint devices to detect, investigate, and respond to advanced threats.
Term 175
An Elastic IP is a static, public IPv4 address that you can allocate to your cloud account and remap to different resources, masking failures by allowing quick reassignment.
Term 176
An Elastic Load Balancer automatically distributes incoming application or network traffic across multiple targets, such as Amazon EC2 instances, containers, or IP addresses, in one or more Availability Zones.
Term 177
Amazon ElastiCache is a fully managed, in-memory caching service that speeds up data retrieval from databases and applications by storing frequently accessed data in memory.
Term 178
Elasticity is the ability of a cloud system to automatically add or remove computing resources (like servers, storage, or bandwidth) in response to real-time changes in demand.
Term 179
ELT (Extract, Load, Transform) is a data integration process where raw data is extracted from source systems, loaded directly into a target system like a data lake or warehouse, and then transformed as needed for analysis.
Term 180
Encapsulation is the process of wrapping data with protocol headers and trailers before sending it across a network.