3. Regional Gardens has a single data centre in Bathurst which contains the following infrastructure . 2 x Active Directory domain controllers on Windows Server 2008 R2, (2 x Xeon 3.6GHZ, 8GB RAM, 140GB HDD); 3 x SQL Server 2003 database servers on Windows Server 2003 (2 x Xeon 2.8GHZ, 4GB RAM, 250GB RAID-5 array); . 1 x Exchange 2007 email server on Windows Server 2008 R2 (2 x Xeon 3.6GHZ, 8GB RAM, 250GB RAID-1 array); . 4 x Windows Server 2003 File and Print servers (2 x Xeon 2.8GHZ, 4GB RAM, 250GB RAID-1 array); . 2 x Red Hat Enterprise 5 Linux servers running Apache and TomCat (2 x Xeon 2.8GHZ, 16GB RAM, 140GB HDD) a. Regional Gardens is considering initially moving its Web infrastructure to a public Cloud, but they are unsure of whether they should migrate to an laaS or PaaS solution You are to write a report for the Regional Gardens board that a. Describes the difference between infrastructure provided using an laaS provider and a platform provided by a PaaS provider in a public Cloud. You will need to discuss the critical differences, issues and factors, other than cost, that Regional Gardens will have to consider in choosing to migrate their existing Web infrastructure to either an laaS or a PaaS service provider Your report should take no more than two pages. (30 marks)