BCA Study All Notes

Operating System        What is Operating System ? Overview An operating system (OS) is a software program that acts as an intermediary between computer hardware and the applications that run on a computer. It manages and coordinates various hardware and software components to provide a user-friendly and efficient environment for computing.  Key functions of an operating system includes: Process Management: The OS handles the execution of processes (programs) by allocating CPU time, managing process synchronization, and controlling process communication. Memory Management: It manages the computer's memory, allocating and deallocating memory space for different programs and ensuring efficient utilization of available memory resources. File System Management: The OS manages files and directories on storage devices, facilitating reading, writing, and organization of data on storage media such as hard drives, solid-state drives, and removable devices. Device Mana...