Want To Learn .. But Confused. !!!

Revision 1
Hi .. Hope You Guys Are At Good State Of Health . !!
I'm Student Of Computer Sciences[BS(CS)] In current Semester I'm enrolled a course called Introduction To Programming. I'm about average in it ..
But whenever teacher gives a question regarding printing asterisks in different manner by using loops (in the test) I'm puzzled .. I don't know what to do ..
Some reading stuff, articles, suggestions would be appreciated..

Senior Software Engineers Please Suggest Some Thing .. !?