# array vs list
# array means ordered collection of item 
# Hum apne array me ak hi type ke data type bna skte hai 

# c ,c++ ,java 
# array int , string 
# List storing any data type in list /python list is very flexible 
# python array module - fix data type --performence is very fast 

# data science ki calculation ke liye hum use krte hai 

# numpay array module - binding with  c language libraries 
# javascript arry =python list / very flexible
