Electronic commerce transactions that are conducted with a mobile device. Mobile Commerce Mobile Portal Location Based Commerce Mobile Computing

It seems like you're asking for definitions of several terms related to mobile technology and commerce. Here they are:

1. Mobile Commerce: Also known as m-commerce, this refers to any transaction with a monetary value that is conducted via a mobile device. It includes purchasing and selling goods, services, and information; online banking; bill payment; information delivery, etc.

2. Mobile Portal: This is a website that has been optimized for use on a mobile device. These portals provide access to specific information and services that are appropriate for mobile viewing and interaction.

3. Location Based Commerce: This is a type of m-commerce where transactions are conducted based on the user's location, provided by the mobile device. This can include services like providing recommendations for restaurants nearby or targeted advertising.

4. Mobile Computing: This refers to the use of computing devices — which are small, portable, and wireless — for the purpose of transmitting and receiving data. These devices include laptops, smartphones, tablets, etc. Mobile computing allows for the use of various applications and services on the go, including mobile commerce.