Abstract: An embodiment sulfur dioxide-based inorganic electrolyte is provided in which the sulfur dioxide-based inorganic electrolyte is represented by a chemical formula M·(A1·Cl(4-x)Fx)z·ySO2. In this formula, M is a first element selected from the group consisting of Li, Na, K, Ca, and Mg, A1 is a second element selected from the group consisting of Al, Fe, Ga, and Cu, x satisfies a first equation 0?x?4, y satisfies a second equation 0?y?6, and z satisfies a third equation 1?z?2.

Abstract: An electronic device includes a display, a communication circuit, a processor connected to the display and the communication circuit and including a plurality of cores, a volatile memory electrically connected to the processor, and a nonvolatile memory electrically connected to the processor, wherein the nonvolatile memory is configured to store at least one application program and store instructions that cause, when executed, the processor to execute a process of preloading shared classes and/or resources of an operating system for the at least one application program, and the executing of the process includes allocating a plurality of groups of the classes and/or the resources to two or more cores among the cores, and preloading the plurality of groups of the classes and/or the resources into the volatile memory in parallel using the two or more cores.