This is the 4635th most frequent Swedish word.
alberto
"Alberto" is not a Swedish word; it is typically a masculine given name of Spanish or Italian origin.
This sentence uses 'Alberto' as the name of a person being directly spoken about.
Kan du fråga Alberto om han kommer till festen?
Can you ask Alberto if he's coming to the party?
Here, 'Alberto' is used as a proper noun referring to a person's name.
Alberto är min vän från Italien.
Alberto is my friend from Italy.
In this case, 'Alberto' is mentioned as the artist's name, again used as a proper noun.