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Operating System - Online Term Papers

Operating System

1. The key differences between microkernel and exokernel is that microkernel delivers the code into servers which then applications will be denied permission for modifying but exokernel takes the functionality and puts it into unprivileged libraries. VM on the other hand is is emulated copy of an OS structure. Exokernel does not emulate and thus vm hides information which lead to ineffective use of resources where as exokernel shows the all the information about the systems and Virtual machine can only share resources through network which is a disadvantage for vm in means of sharing os abstractions such as processes or file descriptors.

2. Early version of Unix had the kernel monolithic ...

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Explain.

Modern windows systems provides mainframe-equivalent functionality through virtualization that you can run multiple operating systems in the main frame and it provides management tools and resource reservation for each system which runs on it. It provides monitoring for uptime, storage memory. VMWare’s virtualization contains control program and a single-user operating system. It creates artificial multiple virtual machines from the real hard ware resources the main system runs on. It replicates the resources so that for the user it looks like they running on dedicated resource (cpu, storage, network, printers). It provides the user with conversational monitor system. VMware also has options to take snapshot of the systems so it can go back to its previous state if there is a need for a restoration and it also has options to choose to use full cpu or just partial of the main system.

EMC storage solution is FAST, Fully Automated Storage Tiering, automatically ...

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runtime access to class names, forwarding, metaclasses, and inheritance.

Java is similar to C++ other then it is still single inheritance which is same as c and it doesn’t support templates but c++ supports templates.

LISP is similar to c++ since it is like java in some ways such as is an old object oriented programming.

Modula-3 is similarly to c it supports all data structure as c except Union type.

5. Compare and contrast the evolution of the default BSD/FreeBSD and Linux schedulers.

Linux is evolving much quicker than BSD. It has more distribution (Ubuntu, Mepis, Suse, Fedora, Mandriva, Debian, RedHat, Gento etc) but BSD only has only 4 distributions (FreeBSD ...

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PAPER DETAILS
Added: 4/25/2011 07:31:20 PM
Submitted By: tamil2006
Category: Computers
Type: Premium Paper
Words: 1579
Pages: 6

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