How do you clear cache in internet explorer version 11?

Select Tools (via the Gear Icon) > Safety > Delete browsing history NOTE: You can also access this menu by holding Ctrl + Shift + Delete. Make sure to uncheck Preserve Favorites website data and check both Temporary Internet Files and Cookies then click Delete.
hope this helps :D

Solution: the categorization of functional and non-functional requirement are as follows: some of the more typical functional requirements include: • business rules• transaction corrections, adjustments and cancellations• administrative functions• authentication• authorization levels• audit tracking• external interfaces• certification requirements• reporting requirements• historical data• legal or regulatory requirementswhile,some typical non-functional requirements are: • performance – for example response time, throughput, utilization, static volumetric• scalability• capacity• availability• reliability• recoverability• maintainability• serviceability• security• regulatory• manageability• environmental• data integrity• usability• interoperability

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