However, you need to burn dmg to USB first before it is used as a bootable media. The other installation media is via Mojave dmg file, which contacts all the files and boot information for installing macOS Mojave in a compressed structure. This option is not available on Mac with a new version of macOS that is newer than Mojave. One is via Install Mojave App where you can directly download from Mac App Store. MacOS Mojave has two types of installation format. Motherboard: Compabible with CPU (Asus, MSI Preferred).
