Main memory is made up of a large array of bytes or words where each byte or word is assigned a certain address. The operating system manages the Primary Memory or Main Memory. Operating systems also coordinate and assign interpreters, compilers, assemblers, and other software to the various users of the computer systems. Coordination between other software and users –.The operating system constantly monitors the system to detect errors and avoid the malfunctioning of a computer system. Operating system Keeps track of time and resources used by various tasks and users, this information can be used to track resource usage for a particular user or group of users. This can help improve performance by providing important information needed to troubleshoot problems. records the response time between service requests and system response to having a complete view of the system health. Monitors overall system health to help improve performance. it also prevents unauthorized access to programs and user data. The operating system uses password protection to protect user data and similar other techniques. Important functions of an operating System: ISRO CS Syllabus for Scientist/Engineer Exam.ISRO CS Original Papers and Official Keys.GATE CS Original Papers and Official Keys.
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