Answer / bharath

Many Definitions are there for Virtual Machine;

..A virtual machine in computer science is software that
creates an environment between the computer platform and
the end user in which the end user can operate software.

..A functional simulation of a computer and its associated
devices.

..A virtual machine is a machine completely defined and
implemented in software rather than hardware. It is often
referred to as a "runtime environment"; code compiled for
such a machine is typically called bytecode.

..A self-contained operating environment that behaves as if
it is a separate computer.

Answer / nitin

Virtual machine can be say like
Machine allowing to run Different OS instance on single base
OS instance by allocating Different hardware to different OS
to exploite available hardware resources efficiently

Ex. running RHEL5.0 (2Instance or more) & windows 2K3 (2
instance or more)
On single Base OS Of Linux or windows

what is the difference between pipe(|) and tee command..

3 Answers   Cap Gemini, Rolta,

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2 Answers   HCL,

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How to redirect standard error to a file?

2 Answers  

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8 Answers   Concentrix, IBM, Symantec, TCS,

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What do chmod, chown, chgrp commands do?

0 Answers  

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How to check the flavor of UNIX?

8 Answers   HCL, Syntel,

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Give the command to display space usage on the UNIX file system.

6 Answers  

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Which command will print your home directory on screen?

0 Answers  

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What is unix command line?

0 Answers  

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Is ‘du’ a command? If so, what is its use?

0 Answers  

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Are you in or at the office?

0 Answers  

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What is file system in unix??

10 Answers   Symphony,

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