Of course they are necessary it's just like virus checker definition updates needs to keep up to date with newly released viruses and malware e.c.t
I want to partition my 320 GB harddisk.I want to create two partitions one for win7 os and another for data.How to do that during win7 install.How much Gbs are required for win7.
I only have 30GB OS partition more than enough for my uses, I always store documents and downloads e.c.t on other partitions and drives. Also the smaller the partition quicker it is to do backup and restore.