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What are the objectives of operating system?
Objectives of OS
1. Convenience: An OS makes a computer more suitable to use.
2. Efficiency: An OS allows the computer system resources to be used in a resourceful manner.
3. Ability to evolve: An OS should be assembled is such a way as to permit the effective development, testing and introduction of new system functions without interfacing with service.
Modern networks are not implemented as a single piece of software; that would render the task of dealing with multiple technologies and manufacturers virtually impossible. The solu
Memory Protection
Give an overview of UNIX based file systems. UNIX and UNIX-like operating systems allocate a device name to each device, other than this isn't how the files on that device are
Operations that are to be performed on a directory are Search for a file: We are able to find all files whose names match a exact pattern. Create a file: New files requi
Q. What is the major advantage of the layered approach to system design? What are the de-merits of using the layered approach? Answer: As in all cases of modular design as well
distinguish between dynamic and fixed partitioning
Long term scheduling Scheduling explicitly performed when a new process is created and it determines which programs are admitted to the system for processing. Therefore it cont
List and discuss the various services provided by the operating system. Program execution - system capability to load a program into memory and to run it. I/O operatio
how to move the system app to usb storage
ADVANTAGES AND INCONVENIENCES OF KLT Advantages: the kernel be able to simultaneously schedule many threads of the same process on many processors blocking
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