By SQL Server I am assuming you are referring to Microsoft's flavour of SQL.
No. There is no version of SQL Server that runs on Linux
Yes - and No... There is no home edition of Norton for Linux that I know of. However, there is an enterprise edition of Antivirus for Linux.
using php
I personally use Avast but really it is not needed in Linux as you can't get infected with the M$ viruses ----- Panda Software has a free edition of it's Antivirus which runs on Linux.
11.7.700.202 (Win), 11.7.700.203 (Mac) and 11.2.202.285 (Linux)
Fedora and openSUSE are the open-community spin-offs of privately managed and developed for-profit GNU/Linux distributions, Red Hat Enterprise Linux and SUSE Enterprise Edition Linux.
You can install Puppy linux by typing "install" when it asks how it should be booted. from there you have options from installing it to LiveUSB, HDD, and many more options. Note: if you choose to install Puppy linux on Compact Flash, make sure a Partition has been created.
Operating System - like Windows 7, Apple Mac or Linux etc....
Linux does not need antiviruses. It doesn't as much as windows, but it is possible for you get a virus on this system. Avast has a version for Ubuntu and its branches of distros. http://www.avast.com/linux-home-edition
Some examples are SQLServer , MySQL, Orcle
The AVG Linux Server Edition 2012 is free of charge to download from the official AVG website. If you want to test it first, there is also a free trial download available.
It could be either 'Photo Compact-Disc', Process Control Daemon (in Linux) or (more likely) Personal Communication Device.
Desktops have their kernels optimized for lower latency, at the cost of reduced throughput and more overhead. Servers also typically do not run a graphical user interface.