Punctuation - Full Stop(.) , Question Mark (?), Exlamation Mark (!)

Full Stop(.)

- used to mark the end of a sentence

Examples
I go jogging every evening.

- used for abbreaviations

Examples
C.O.D ( Cash On Delivery)

Question Mark?
- used after a direct questions

Examples
What do you want?

Exclamation Mark (!)
- used to show strong feelings or emotions

Examples
"Stop, thief!" cried the shopkeeper.

"What a beautiful baby!" said the lady.