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Question :
a) What do you understand by a Directory Structure? Support your answer with a diagram.
b) Give an example how Access Lists and Groups are arranged to mode of access for read, write and execute of an object.
c) What do you understand by Virtual File Systems?
d) Describe the efficiency and performance of the File System
Implementation and its structure?
e) Describe briefly two examples of System Threats.
f) How are Threats monitored?
g) What methods are used to monitor Intrusion Detection?
properies of Batch oriented and interactive operating system.
What are the objectives and functions of operating system? Functions of operating systems 1. It allocates the resources and acts as a supervisor. 2. It hides th
Q. How does NTFS handle data structures? How does NTFS recover from a system crash? What is guaranteed after a recovery takes place? Answer: In NTFS all file-system data stru
LRU approximation page replacement In this we are able to use the reference bit associated with the page entry to choose a page to be removed. The various algorithms used for
Question: a) Each process is represented in the operating system by a process control block (PCB). The PCB contains many pieces of information associated with a specific proce
Difference between cache and associate memory
A UNIX file system has 1-KB blocks and 4-byte disk addresses. What is the maximum file size if i-nodes contains 10 direct entries, and one single, double, and triple indirect entry
Write a short note on PCB? Every process is represented in the operating system by a process control block also called a task control block. It contains more information regard
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
advantages and disadvantages
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