{"61":{"answer":"155","status":true,"grade":"20"},"62":{"answer":"162","status":true,"grade":"20"},"63":{"answer":"166","status":true,"grade":"20"},"64":{"answer":"169","status":true,"grade":"20"},"65":{"answer":"Ubuntu is a Linux distribution based on Debian and composed mostly of free and open-source software. Ubuntu is officially released in three editions: Desktop, Server, and Core for Internet of things devices and robots. All the editions can run on the computer alone, or in a virtual machine. Wikipedia","status":true,"grade":"10"},"attempt_number":"1"}