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 Operating system The whole package that manages our computers resources and lets us interact with it. Block storage Improves faster handling of data because the data is not stored as one long piece and can be accessed quicker. File extension The appended part of a filename that tells us what type of file it is in certain operating systems. Process A program that executing ,like our internet browser or text editor. Program An application that we can run, like chrome Time Slice A very short interval of time that gets allocated to a process for CPU execution. Kernel Creates processes, efficiently schedules them, and manages how processes are terminated. Virtual memory The combination of hard drive space and RAM that acts like memory that our processes can use. I/O devices Devices that perform input and output. Shell A program that interprets text commands and sends them to the OS to execute. Logs File that record system events on our computer, just like a system diary BIOS/UEFL A low-lev