Server, method of controlling a server, and program

1. A game server comprising:

a control unit;

a communication unit;

a memory unit;

reception means for receiving in the communication unit, from a user, a request for changing first item data in the memory unit by an operation unit of a communication terminal;

display means for displaying, to the user on the communication terminal, a selection screen to display a plurality of options determined by the control unit when the reception means receives the request; and

provision means for providing the user with second item data on the communication terminal when a selected option on the selection screen is a correct answer as determined by the control unit based on values in an option table of the memory unit,

wherein the provision means provides the user with the first item data on the communication terminal when a selected option on the selection screen is a wrong answer as determined by the control unit based on values in the option table of the memory unit,

wherein the game server further receives a request for changing the second item data from the user and the control unit changes item data a plurality of times based on a ranking table in the memory unit and correct answer selection information in the memory unit,

wherein the control unit on the game server counts and stores the number of times the selected option is the correct answer based on values on the option table in the memory unit, and when the number of times is at least a predetermined value, the control unit changes the item data to item data with a higher rarity value in the ranking table in the memory unit than when the number of times is less than the predetermined value.

2. The game server according to claim 1 , wherein a rarity value of the second item data is higher than a rarity value of the first item data in an item information table in the memory unit.

3. The game server according to claim 1 , wherein when the selected option is not the correct answer based on values in the option table, the game server provides the user with the first item data without changing the first item data.

4. The game server according to claim 1 , wherein when the selected option is an incorrect answer based on values in the option table in the memory unit, the game server provides the user with the item data after changing the item data to the first item data.

5. The game server according to claim 1 , wherein when the selected option is an incorrect answer based on values in the option table in the memory unit, the game server provides the user with the item data after changing the item data to any previously changed item data based on information on a number of attempts in the memory unit.

6. A method of controlling a game server, comprising:

receiving, from a user on an operation unit of a communication terminal, a request for changing first item data at a communication unit of the game server;

displaying, to the user on a display unit of the communication terminal, a selection screen of data generated by a control unit of the game server that displays a plurality of options from an item data table of a memory unit of the game server, when the request is received; and

providing the user with second item data when a selected option on the selection screen is a correct answer as determined by the control unit of the game server based on information stored in an option table in the memory unit

wherein the user is provided with the first item data on the communication terminal when a selected option on the selection screen is a wrong answer as determined by the control unit based on values in the option table of the memory unit,

wherein the game server further receives a request for changing the second item data from the user through the communication unit and the control unit changes item data a plurality of times based on values in a ranking table and correct answer selection information in the memory unit,

wherein the control unit on the game server counts and stores the number of times the selected option is the correct answer based on values in the option field in the memory unit, and when the number of times is at least a predetermined value, changes the item data to item data with a higher rarity value in the ranking table than when the number of times is less than the predetermined value.

7. The method according to claim 6 , wherein a rarity value of the second item data stored in an item information table is higher than a rarity value of the first item data stored in the item information table.

8. The method according to claim 6 , wherein when the selected option is not the correct answer as determined by the control unit, the game server provides the user with the first item data without changing the first item data.

9. The method according to claim 6 , wherein when the selected option is an incorrect answer based on values in the option table in the memory unit, the game server provides the user with the item data after changing the item data to the first item data.

10. The method according to claim 6 , wherein when the selected option by the user on the communication terminal is an incorrect answer based on values in the option table, the game server provides the user with the item data after changing the item data to any previously changed item data based on correct answer selection information in the memory unit.

11. A computer-readable non-transitory recording medium having recorded thereon instructions to be executed by a computer, the instructions causing the computer to execute the steps of:

receiving, from a user on a communication terminal, a request for changing first item data at a communication unit on a game server;

displaying, to the user on a display unit of the communication terminal, a selection screen to display a plurality of options determined by a control unit on the game server from data in an item data tables in a memory unit of the game server when the request is received;

providing the user with second item data from an item information table in the memory unit of the game server when a selected option on the selection screen of the communication terminal is a correct answer as determined by the control unit based on values stored in an option table of the memory unit,

wherein the user is provided with the first item data on the communication terminal when a selected option on the selection screen is a wrong answer as determined by the control unit based on values in the option table of the memory unit,

receiving a request at the communication unit of the game server for changing the second item data from the user and the control unit changing item data a plurality of times based on values stored in a ranking table and correct answer selection information in the memory unit; and

counting the number of times the selected option is the correct answer based on correct answer selection information in the memory unit, and when the number of times is at least a predetermined value, changing the item data provided to the user on the communication terminal to item data with a higher rarity value in the ranking table than when the number of times is less than the predetermined value.

12. The computer-readable non-transitory recording medium according to claim 11 , wherein a rarity value of the second item data in the item information table is higher than a rarity value of the first item data in the item information table.

13. The computer-readable non-transitory recording medium according to claim 11 , the instructions further causing the computer to execute the step of, when the selected option is not determined by the control unit to be the correct answer in the option field, providing the user with the first item data from the item data table and item information table in the memory unit without changing the first item data.

14. The computer-readable non-transitory recording medium according to claim 11 , the instructions further causing the computer to execute the step of, when the selected option is an incorrect answer based on correct answer selection information in the memory unit, providing the user with the item data on the communication terminal after changing the item data to one of the first item data or to any previously changed item data based on information on a number of attempts in the memory unit.

15. A computer-readable non-transitory recording medium having recorded thereon instructions to be executed by a computer, the instructions causing the computer to execute the steps of:

receiving, from the user on a communication terminal, a request for changing first item data;

displaying, to the user on a display unit of the communication terminal, a selection screen to display a plurality of options determined by a control unit on the communication terminal from data in an item data tables in a memory unit of the communication terminal when the request is received;

providing the user with second item data from an item information table in the memory unit of the communication terminal when a selected option on the selection screen of the communication terminal is a correct answer as determined by the control unit based on values stored in an option table of the memory unit,

wherein the user is provided with the first item data on the communication terminal when a selected option on the selection screen is a wrong answer as determined by the control unit based on values in the option table of the memory unit,

receiving a request at the communication unit of the game server for changing the second item data from the user and the control unit changing item data a plurality of times based on values stored in a ranking table and correct answer selection information in the memory unit; and

counting the number of times the selected option is the correct answer based on correct answer selection information in the memory unit, and when the number of times is at least a predetermined value, changing the item data provided to the user on the communication terminal to item data with a higher rarity value in the ranking table than when the number of times is less than the predetermined value.