System calls are a way for applications to request services from the Operating System (OS). They provide a standardized interface between applications and the OS, allowing applications to interact with the underlying hardware and system resources. A system call is typically initiated by an application program, which uses a library function to invoke the system … Read more
Operating systems (OS) are the backbone of modern computer systems, serving as the intermediary between hardware components and applications. An OS is a software program that manages computer hardware and software resources and provides common services for computer programs. Here are some of the basic functions of an OS: In summary, the basic functions of … Read more
Computer System Overview A computer system is composed of hardware and software components that work together to perform various tasks. The hardware components include the physical devices that make up the computer, such as the processor, memory, hard disk, input/output devices, and other peripherals. The software components include the programs that run on the computer, … Read more