Error-detecting Aids: Production of dumps, traces, error messages, and other debugging and error-detecting methods.Ħ. Security: Prevents unauthorized access to programs and data by means of passwords.ĥ. File Management: Allocates and de-allocates the resources and decides who gets the resources.Ĥ. Processor Management: Allocates the main memory (RAM) to a process and de-allocates it when it is no longer required.ģ. Memory Management: The OS keeps track of the primary memory and allocates the memory when a process requests it.Ģ. The most important tasks performed by the operating system areġ. It controls and keeps a record of the execution of all other programs that are present in the computer, including application programs and other system software. An OS acts a link between the software and the hardware. It provides common services for computer programs. Difference between 32-bit and 64-bit operating systemsĪn operating system (OS) is a type of system software that manages computer’s hardware and software resources.Random Access Memory (RAM) and Read Only Memory (ROM).
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