E-Banking: Electronic Banking is simply the use of transferring funds directly from one account to another rather than by cheque or cash.
This is also known as National Electronic Funds Transfer (NEFT).
E-Money: Electronic money is a money which exists in Banking computer system and is available for transaction through electronic system.

i) A barter system is exchanging goods for goods without the use of money in the primitive stage.
ii) It is an old method of exchange.
iii) This system has been used for centuries and long before money was invented.

Commercial and Co-operative banks.

The word money is derived from the Roman word "Moneta Juno".

No effects on production

Barter system

i) The word money is derived from Roman word "Moneta Juno
ii) The Indian rupee is derived from the Sanskrit word - Rupya
iii) Today we use paper notes and coins as money.
iv) Many stages of evolution:
Commodity money
Metallic money
Paper money.
Plastic money
Electronic money.
Commodity money:
In the earliest period of human civilization, any commodity that was generally in demand and chosen by common consent was used as money.
eg: Furs, Skins, Salts, Rice, Wheat, Utensils, Weapons, etc.
Metalic money:
With the progress of human civilization, commodity money changed in to metallic money.
Metals like gold, silver, copper were used.
Paper money:
i) It was found inconvenient as well as dangerous to carry gold and silver coins from place to place.
ii) The invention of paper money marked a very important stage in the development of money.
Plastic money:
i) The latest type of plastic money is in the form of Credit cards and Debit cards.
ii) They aim for cashless transactions
E-Money:
Electronic money is a money which exists in banking computer system and is available through electric system.

A barter system is an old method of exchange. This system has been used for centuries and long before money was invented. People exchanged services and goods in return.
Disadvantages: 
i) Lack of double coincidence of wants.
ii) Common measure of value.
iii) Indivisibility of commodities.
iv) difficulties of storing wealth.