Abstract: A plurality of first icons representing activity and a plurality of second icons representing satisfaction for the activity are stored in a memory. A user selects at least one first icon and at least one second icon. The selected first icon and the selected second icon are stored in the memory. A plurality of third icons including the selected first icon and a plurality of fourth icons including the selected second icon are displayed and the user selects a least one first icon and at least one second icon selected before in order from the plurality of third icons and the plurality of fourth icons, respectively. The at least one first icon and the at least one second icon currently selected are compared with the at least one first icon and the at least one second icon stored in the memory to calculate a memory score of the user.

Abstract: A system, apparatus, and method for sharing content in an electronic device behaving as a cloud electronic device are provided. An electronic device behaving as a guest electronic device includes a controller to detect an input of account information associated with a manager electronic device. The controller of the guest electronic device transmits account information associated with the manager electronic device and accesses the cloud electronic device when the manager electronic device acknowledges the request.

Abstract: A system, apparatus, and method for sharing content in an electronic device behaving as a cloud electronic device are provided. An electronic device behaving as a guest electronic device includes a controller to detect an input of account information associated with a manager electronic device. The controller of the guest electronic device transmits account information associated with the manager electronic device and accesses the cloud electronic device when the manager electronic device acknowledges the request.