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Question:
a) The following questions pertain to User and Group accounts in Windows XP:
i) Give four differences between a Power User and a Guest User account. ii) Explain how a Domain User account is authenticated? iii) How can you edit the Maximum Password Age of a Domain Member?
b) Windows XP allows you to create Software RAID arrays with multiple hard disks:
i) Explain how a mirrored volume increases availability of a system? ii) What is the difference between Basic and Dynamic disk storage? iii) Give two disadvantages of Software RAID as opposed to Hardware RAID.
c) Briefly describe how you could achieve the following in Windows XP:
i) Add a non-plug and play device to a system. ii) Enter in Safe Mode and while still being able to map a network drive iii) Encrypt the contents of a folder
Q. Why page sizes always powers of 2? Answer: Recall that paging is executed by breaking up an address into a page and offset number. It is most competent to break the address
Parent and Child process communicate in unix A child and parent can interact through any of the normal inter-process communication schemes (pipes, message queues, sockets, s
Objectives 1. Login to UNIX system and logout 2. Learn features of the vi editor and to use online help (main pages). Gain experience using them to create a document
What are Tree-structured directories We can generalize the directory structure to a tree of arbitrary height. This permits the user to create their own sub directories and to c
Problem: (a) (i) Explain what a single system image is and how it is related to the concept of a distributed operating system? (ii) What are the main differences between a
Optimal page replacement An optimal page replacement algorithm has the least page fault rate of all algorithms. The algorithm states that put back the page that will not be us
Q. Show that a few schedules are possible under the two-phase locking protocol however not possible under the timestamp protocol and vice versa. Answer: A schedule that is auth
Describe the file system architecture. File System Architecture contains the subsequent components:- Device Driver 1 Device Driver 2 Device Driver 3 Basic fi
Define Program preemption The Forced de-allocation of the CPU from a program which is executing on the CPU is known as Program preemption
In a multiprogramming and time sharing environment several users share the system simultaneously .what are two such problems?
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