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![]() ![]() Co-ordination Between other Software and User:Ĭoordination and assignment of compilers, interpreters, assemblers and other software to the various users of the computer systems. Production of dumps, traces, errors, messages and other debugging and error detecting aids. It track of time and resources used by various job and users. Recording delays between a request for a service and a response from the system. Security prevents unauthorized access to programs and data. File-Management:įile Management means it have all the records of where the file or information is saved.Īnd the file system is organized in the directories and these directories are used to store data or information. ![]() And keep track of all connected devices to the computer system. Device Management:ĭevice Management means it performs all the operations of allocating and deallocating the device to the computer system. It allocates the CPU to process different tasks.Īn Operating System De-allocates procesor when a process is no longer required. Processor Management refers to that an OS keeps track processor and status of the process. Computer fundamentals Notes: Download: Programming in C language Notes: Download: Computer Network Notes: Download: HTML Notes: Download: CSS Notes: Download: JavaScript Notes: Download: PHP Notes: Download: DCA 2nd Sem Notes In Hindi (Download DCA PDF Notes In Hindi). It allocates and deallocates memory to the program in the computer Processor Management: Various Attributes of Images- Size, Color, Bit Depth, Resolution etc, Various Image File Format BMP, DIB, EPS, PIC, and TIF Format Their Features and limitations. Operating System manages the primary and secondary memory.Īn OS performs all the activities for memory management like, keep the track of primary memory. Image Capturing Methods Scanner, Digital Camera Etc. Main Functions of an Operating System Memory Management: Computer Fundamental Notes with PDF ( Read Now).Some OS are: MS-DOS, Windows 95, Windows 98, Windows XP, Windows 2000, Windows Vista and MAC OS, etc. And allow users to interact with computers. Step 3 Execute the data and convert it into useful information. Step 2 Saves the data/instructions in its memory and utilizes them as and when required. And control peripheral devices and different components.Īn OS performs basic input, output tasks. Any digital computer performs the following five operations: Step 1 Accepts data as input. Operating System manages computer's process functioning and run applications. OS works as a mediator between user and hardware or it provides an interface between the user and the computer. ![]()
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