How to implement hook_update_n() ?

99

How will you alter the views query?

79

What is api in drupal?

83

What do you mean by hooks in drupal?

61

what are the benefits of drupal?

73

How to find if the page is served from varnish cache?

112

What are the system requirements for drupal 7 and drupal 8?

90

What is the use of menu management in drupal?

76

How does caching work in drupal?

96

Which module can be used for e-commerce?

85

Is drupal a framework?

84

What are namespaces? How to use in drupal 8?

100

What is different between d6 and d7?

90

What are the translations available in Drupal?

78

How search works in drupal?

90