In the following sentence has collected is an example of the present perfect.
The present perfect is formed like this: auxiliary verb have + past participle
Affirmative and negative
| I/You/We/They | have (not) | seen the movie. | 
| He/She/It | has (not) | seen the movie. | 
Question
| Have | I/you/we/they | seen the movie? | 
| Has | he/she/it | seen the movie? | 
The present perfect is used to talk about:
-situations which started in the past and continue now.
-experiences at an indefinite time in the past.