Cloud and Resilience Flashcards
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Terms in this set
- Cloud On-demand delivery of compute, storage, and services over the internet under a shared-responsibility model.
- SaaS Software as a Service — fully managed applications delivered over the network.
- PaaS Platform as a Service — managed runtime, OS, and middleware; customer brings application code and data.
- IaaS Infrastructure as a Service — managed virtualized compute, storage, and network; customer manages OS up.
- Hypervisor Software that creates and runs virtual machines on host hardware.
- Container OS-level virtualization that packages an app and its dependencies into a portable, isolated unit.
- IoT Internet of Things — networked embedded devices with limited compute and update capability.
- SCADA Supervisory Control and Data Acquisition — industrial control systems for plants, utilities, and factories.
- Backup Copies of data used to restore after loss, corruption, or ransomware.
- Failover Automatic switch to a standby system when the primary fails.
- Snapshot A point-in-time copy of a VM or disk used for quick rollback or backup.
- Segmentation Dividing a network into smaller zones to limit lateral movement and blast radius.