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Write a short note about process.
Unceremoniously, a process is a program in implementation. A process is too much than the program code, which is occasionally known as the text section. It is as well includes the current activity, as signifies by the value of the program counter and the contents of the processor's registers. Additionally a process generally includes the process stack which contains temporary data as well as a data section which contains global variables.
A program by itself isn't a process a program is a passive entity, for example the contents of a file stored in a disk, while a process is an active entity, with a program counter identifying the next instruction to execute and a set of associated resource.
Determine a scheduling policy that is most suitable for a time-shared operating system Round-Robin is a scheduling policy that is most suitable for a time-shared operating s
whats the problem in two state model ?
Hierarchical paging Single way is to use a two-level paging algorithm, in which the page table itself is also paged. A logical address is separated into a page number and a pag
what are operating system services
Processes have valid and invalid entries on their page tables. The valid entries all point to some where "real" (e.g. a physical page, or some portion of disk in case of non-reside
Q. Explain about Functions of Operating System? Functions of Operating System Operating system performs 3 functions as follows: 1. Convenience: Operating System mak
In a multiprogramming and time sharing environment several users share the system simultaneously .what are two such problems?
scattered resposibi;ity and authority -necessity of operation research
Concept of Reentrancy It is a useful, memory-saving method for multiprogrammed timesharing machines. A Reentrant method is one in which multiple clients can share a singl
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