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Question: Introduction to Operating Systems
a) Define the term ‘Operating System' and identify main functions of an operating system.
b) What are the characteristics of a good operating system?
c) What do you understand by the ‘kernel of an operating system'?
d) Define a ‘system call' and‘interrupt'. Give examples of each.
e) Identify main storage structures and give a small description of each.
f) What do you meant by the term multitasking?
Logical File System Responsible for providing the before discussed interface to the user including: File access. Directory operations. Security and protection.
Fault tolerance : Machine failures, Communication faults, storage device crashes, and decays of storage media must be tolerated by the system to some extent. A fault tolerant sy
Write a XML with database with book details (BOOK ID, Title, Author, subject, publisher year, language, vendor, and price)
Introduction of linux
Networks and operating systems have a lot of overlap. In this course, however,we are not going to discuss networking in detail, but rather focus on the networking abstractions prov
What are the differences between process and thread? The fundamental difference between a process and a thread is that a process has an entire copy of the program to itself and
How do we overcome the disadvantages of the two-level directory? Give links from one user directory to another, creating path names; system files become available by letting th
explain dynamic patrician stratagies
What are the different thread levels? There are two broad type of thread implementation: User-Level Threads -- Thread Libraries. Kernel-level Threads -- System Calls.
Define LRU Page Replacement Algorithm LRU policy: LRU expands to least currently use. This policy suggests which we re- move a page whose last usage is farthest from current ti
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