We can download the Ubuntu image for Odroid and Raspbian Jessie image for Raspberry Pi 2 and can install to a micro SD card, preferably 16 GB. Format the micro SD card in the FAT32 filesystem, or we can use the SD card adapter or the USB-memory card reader for connecting to a PC.
We can either install the OS in Windows or in Linux. The procedure for installing the OS on these boards follows.