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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 require be creating and adding to the directory.
Delete a file: We need to remove it from the directory.
Question 1 What is Micro-kernel? What are the benefits of Micro-kernel? Question 2 Explain seven state process models used for OS with necessary diagram. Differentiate betwee
Q. Explain about Functions of Operating System? Functions of Operating System Operating system performs 3 functions as follows: 1. Convenience: Operating System mak
Define Overflow Chaining Another method will divide the pre-allocated table into two sections: the primary area to determine which keys are mapped and an area for collisions, g
What is an I/O subsystem? The control of devices connected to the computer is a main issue while designing operating systems. Since I/O devices differ widely in their function
Compare user threads and kernel threads. User threads:- User threads are supported above the kernel and are executed by a thread library at the user level. Thread creation
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
What is a Dispatcher? The dispatcher is the module that gives control of the CPU to the process selected by the short- term scheduler. This function includes: Switching
Explain Terminal Symbols Terminal symbols are literal strings that are forming the input of a formal grammar and cannot be broken down into smaller units with no losing their l
Question 1 Explain (a) tightly coupled systems (b) Loosely coupled system Question 2 Describe the RPC model Question 3 Write a note o
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 t
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