operating system over view, Operating System

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explain function of computer operating system?

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Explain acyclic-graph directories, Acyclic-graph directories An acyclic...

Acyclic-graph directories An acyclic graph permits directories to have shared subdirectories and files. The similar file or subdirectory may be in two dissimilar directories. A

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Explain the Real Time Operating System A real-time operating system comprises definite, fixed time constraints. Processing should be done in the defined constraints, or the sys

Describe the file system architecture-device driver, Device Drivers ...

Device Drivers Communicates straight with peripheral devices (disks, tapes, etc.). Responsible for begin physical I/O operations on the device. Pro

Removing system dependencies, Removing System Dependencies Because port...

Removing System Dependencies Because portions of the client - server application program may execute on different machines, it is very important for the developer to remove the

Explain kernel activity for ults, KERNEL ACTIVITY FOR ULTS: The kernel...

KERNEL ACTIVITY FOR ULTS: The kernel isn't aware of thread activity but it is still managing process activity. When a thread compose a system call the whole process will be bl

Pthreads, A thread is defined as an independent stream of instructions that...

A thread is defined as an independent stream of instructions that can be scheduled to run as such by the operating system. Each program contains a number of threads which can be ru

Define an imperative statement, Determine an imperative statement Imper...

Determine an imperative statement Imperative statement points out an action to be carried out during execution of assembled program

Explain logical file system architecture, Logical File System Responsi...

Logical File System Responsible for providing the before discussed interface to the user including: File access. Directory operations. Security and protection.

What is the translation look aside buffer (tlb), Translation Look aside Buf...

Translation Look aside Buffer In a cached system, the base addresses of the last few indexed pages is maintained in registers named the TLB that adds in faster lookup. TLB has

Difference between internal and external fragmentation, Explain the differe...

Explain the difference between internal and external fragmentation. Internal Fragmentation is the area in a region or a page that is not used by the job occupying that region o

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