You will need to take your iMac apart and replace the hard drive. A better solution is to connect an external hard drive to your Mac via the Firewire port.
The 2nd generation iPod Touch does not come with external speakers. It is possible for it to not have external speakers.
No, the iMac has built in speakers on the bottom of the screen and a built in microphone.
External speakers are speakers that is not basically to the computer, let's say some speakers beside your computer and a bass woofer on the floor.
Yes, you sure can. You can also use Time Machine which comes installed on your iMac to back up your data daily all that external hard drive.
Some speakers that work well with an iMac are Logitech Z-2300, Klipsch Promedia 2.1, JBL T9077LL/A, Bose Companion III, Logitech Z-5500, and Audioengine A2.
PowerPC version of Ubuntu.
No Because Its Only For Windows.
On the very bottom of the screen 1 on each side.
This Tv comes with speakers attached to it.
Yes, it will work perfectly.
Use Bootcamp, which comes preinstalled on the iMac, to install Windows on your iMac. You can the dual boot to Windows and play any Windows game you want. Know that you will have to install security software on the Windows partition if you go online of do email on that partition.