Index P SDLC, 69 Page hits analysis, 48–49 validation, 69 Page response time (PRT), 244 Presentation component, 125–127 Payment banks, 269 Presentation layer Payment card industry (PCI), 209, 265 Chatbot, VR, AR, Alexa, and voice Performance, 216, 335 assistance, 73 Performance debugging framework CSS and scripting framework, 74 common performance issues, 252–254 define, 73 component/system/layer, 251 design, 73 root cause, 247–250 prototype, 73 steps, 247 test, 73 Performance optimization, touch points, 72 web pages, 236–238 UI deployment, 76–77 Performance requirements UI management, 75–76 page hits analysis, 48–49 user experience, 72 page response time, 47–48 Proof of existence (PoE), 101 use case, 46 Providing omnichannel capabilities, 279 Performance testing, DXP design, 240 Q execution and reporting, 241–242 Quality attributes metrics, 243–244 archival and retention, 221 requirement analysis, 239–240 availability, 220 sprints, 239 logging and auditing, 221–222 framework performance, 222 critical transactions, 245 reliability, 219 prediction, 247 scalability, 219 qualitative assessment, 245 security, 218 quantitative assessment, 246 usability, 217 workload model, 245 Persona-based information R architecture, 307–308 Personalization, 121 Ramp-up test, 242–243, 250 Platform design phases, 70 React technology stack (RTS), 75 delivery, 69 flux, 138 design, 69 Jest, 138 explore and elaborate requirements, 69 react native, 138 prototype, 69 semantic UI, 137 375