Why you shouldn’t modify core drupal files ?
Whether drupal is written in procedural-style or object oriented?
Explain drupal administration
What is a web content management system?
What is cron?
Explain hardcoding in drupal ?
What are blocks in drupal?
What are roles in drupal?
Explain drupal architecture?
What is drupal cache ?
What is taxonomy in drupal?
what do version numbers in drupal mean?
What are drupal distributions and drupal installation profiles
What are breadcrumbs ?
Where is the setting files placed in drupal?