1. Using computer systems to buy and sell goods and services

    e-commerce

    POS

    MICR

2. Using the Internet to buy a music CD is an example of

    e-commerce

    POS

    MICR

3. You can use this to check your bank balance, make payments and withdrawals

    On-line shopping

    On-line banking

    On-line help

4. Using the Internet to buy something from e-bay or Amazon is an example of

    on-line shopping

    on-line banking

    on-line help