All proper nouns start with a capital letter.
Harry
yes
Yes, the word Superman is the name of a specific individual so it is a proper noun and should start with a capital letter.
"Park Avenue" is a proper noun, because it is a place. Proper nouns like this should always be capitalized.
yes proper nouns usually start with capital letters like Ram,Ganges etc,
Pencil proper or common noun
Yes, because "French" is a proper noun, and most of the time you capitalize proper nouns.
proper noun
Exxon is a proper noun
Yes, the word 'Ali' is a proper noun, the name of a person.A proper noun is the name or title of a specific person, place, or thing.A proper noun is always capitalized.
proper noun