When your friend asking, can you jailbreak android smartphone or tablet devices, might be you will not find the tutorial for it. Jailbreaking is term commonly used for iOS handsets (iPhone, iPod, iTouch, iPad and second generation of Apple TV) to gain full control on their devices. If you on android world this term changed to rooting, this activity is need to gain superuser permission. By jailbreak / rooting your android smartphone or tablets you will have flexibility plus get permission to modify your stock ROM, uninstalling trash apps in internal storage, backup your entire stock ROM, overclocking, flashing latest android update once available. You can learn more about Rooting by reading our root Faq post.
If you want to rooting / jailbreak android tablet or phones, first of all you should know that by rooting your device you might void your warranty so think carefully, but you can unroot again when desired. Before performing this make sure you need install your device drivers into your computer, and also activate USB debugging mode (Settings > Application > Development) and do not mount your SDcard. The most easy way is using SuperOneClick this well known apps which working almost on all smartphone and tablets and all android version.