How many DVDs required

by golden1 - 4/15/12 4:17 PM

I have purchased a new computer and would like to know how many DVDs I need to make Recovery Disks.
and
Can I use CDs in the Multimedia Optical Drive.

HP Pavilion
Windows 7 Home Premium
Service Pack: 1.0

Memory (RAM)
Capacity: 6.0 GB

Hard DISK 931 GB

Processor
Intel(R) Core(TM) i3-2130 CPU @ 3.4 GHz

Internet Explorer 9

Thanks in advance,