A. Data layer

B. Perimeter layer

C. Host layer

D. Physical layer

A. Work that has some enduring value but requires manual tasks

B. Work that is devoid of enduring value

C. Engineering work that does not add enduring value

D. Engineering work to add service features

A. The highly automated communications process by which measurements are made and other data collected at remote or inaccessible points and transmitted to receiving equipment for monitoring

B. Ways for engineers to communicate quantitative data about systems

C. The monitoring and management of performance and availability of software applications

D. The use of a hardware or software component to monitor system resources and performance of a computer system

A. Embedded

B. Full

C. Platform

D. Consulting

A. A site reliability engineer focused on stabilizing manual tuning and event monitoring activities

B. A server engineer focused on rolling out a dynamically scaled application hosting environment

C. A software developer focused on building efficient application startup and shutdown performance

D. A software engineer who acts as a consultant and liaison between the parties involved in a launch

A. Staffing levels

B. Toil

C. On-call rotations

D. Interruptions

A. using a rolling wave technique

B. first to a trial test environment

C. first to a small group of users

D. to one small group after another

A. To ensure that Service Level Objectives are consistently met through monitoring and observability

B. To create highly reliable post-deployment operational systems that align with DevOps and Agile

C. To spend 50% of a SRE's time on operational tasks and 50% of the time on development tasks to reduce toil

D. To create ultra-scalable and highly reliable distributed software systems

A. To ensure that the service can meet current and future scale estimates

B. To review Service Level Objectives and Service Level Indicators

C. To review or revise Error Budgets

D. To ensure only signed artifacts are deployed