In ssh what is public key and private key and how do they work .. means how public and private key works to log person in the system . explain in a simple manner and if possible use diagrams

Write lines of verse that rhyme to remember the following information: acid rain is a type of air pollution caused by chemicals in the air.

Avariable of the data type arrays is storing 10 quantities. what is true about these quantities? a. the quantities all have different characteristics. b. the quantities all have the same characteristics. c. five quantities have the same and five have different characteristics. d. it is necessary for all quantities to be integers. e. it is necessary for all quantities to be characters.

Font size, font style, and are all aspects of character formatting.