Drupal consists of multiple layers for execution. Hence, caching is a vital aspect of Drupal to measure performance accurately.

Here are the various ways of caching in Drupal:
  • DRUPAL INTERNAL CACHING
  • CUSTOM CACHE USING DRUPAL’S CACHE API
  • DRUPAL VIEWS CACHE:
  • MEMCACHE
  • OPCODE CACHE
  • REVERSE PROXY - VARNISH
  • BOOST Caching
  • Using Content Delivery Networks(CDN)
BY Best Interview Question ON 12 May 2020