something goes wrong, such as a crash where either the machine will not boot because it cannot find MBR or GPT (UEFI bootrec). At the end of PCS16: Command Line is a Checkpoint. Click your link (Do you feel comfortable with this material. . .) and access the extra material videos. Watch Command Lines Tools for the OS I & II. From the video, PALS, the Labs and Google, answer the following in your initial post: What does the format cmd do? Expand on what this means: how does format prepare a disk and what are the differences between the three (3) file systems listed? How is DiskPart different from the MMC GUI console? Why use it? Why does Diskpart include format?