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Kernel program is a program that might run at an installation. The kernel program is timed for a given machine using manufacturer’s instruction timing estimates. Comparisons between machines are then made on the basis of differences in the expected execution times of the kernel program on different machines, so a kernel is actually executed on […]
The term program relocatibility refers to the ability to load and execute a given program into an arbitrary place in the memory as against to a fixed set of locations specified at a program translation time. There are two types of relocation schemes-static and dynamic.
Depending on when and how the mapping from the virtual address […]
A distributed file system is a distributed implementation of classical time sharing model of a file system where multiple users share file and storage resources. The purpose of distributed file system is to support the same kind of sharing when the files are physically dispersed among the sites of distributed system. A distributed file system […]
With the invent of computers, the platform began to develop more ecstatic operating system to rely upon. Operating system is something that involves collection of programs, set of instructions resides in the kernel which is the heart of the operating system.
Operating system can be viewed as a well organised collection of software extensions of hardware […]
Its a multi-user operating system which is always better than MS_DOS in terms of security and remote procedure calls. Unix is a full-proof file system kernel operating system. Its a multi-user and supports multiprogramming operating system concepts.
Unix and Linux provides Graphical User Interface in the Linux version. Since it stores data and files in […]