start control panal admin tools computer managent storage disk managment celect the hard drive right click shrink volume enter the amount then carry on you can get the rest
The system partition(a partition where the operating system is installed) is the active partition of the Hard Drive
system partition
System partition
Most of the time the boot partition and the system partition are the same partition on the drive C.
The area on the hard drive that contains a map to all the partition on the drive is called the partition table. That is what partition utilities edit when you add, delete, convert, or resize a partition.
extended partition
By default C: is the active partition of the hard disk drive
Most of the time the boot partition and the system partition are the same partition on the drive C.
active partition
You just partition the Hard drive not the RAM.
To remove a partition on a slave hard drive you can go into the BIOS. You should look up a guide if you plan to do this.
There are several tutorials on YouTube which will show you exactly how to remove a partition. Removing a hard drive partition on Windows Vista will create an empty space that you can use to install a new partition. Be aware that it will also delete all data that is on the partition.