We have already seen how to clear history and disable cookies in safari browser on iPad. After iOS 5 upgrade, Safari browser on iPad has a new feature known as Private browsing. When enabled, Safari browser will not remember your browsing history and cookies after you exit the browser. You can turn on private browsing using the Safari settings.
Tap the Settings icon and iPad home screen, navigate to Safari Settings.
In the Safari settings, navigate to Privacy section and tap private browsing to enable it.
If you want to close all tabs before turning on private browsing then tap the Close All button. By this way iPad users can turn on private browsing in Safari.