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CDN is a global network of proxy servers deployed in multiple data centers to enable the high availability and high performance of content being viewed by the learner. PNG (Portable Network Graphics). PNG is a file format that supports lossless data compression. CDN (Content Delivery Network). Certification.
Heres what developers do to develop websites and apps that have accessibility compliance: Frontend developers consider color contrast ratios and use color combinations that are accessible to users with visual impairments. The Response Time of the Server Your servers response time to a users request is called server response time.
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