Apple said the iPhone OS version 4.0 will support multiple tasks running at more comprehensive and powerful features for businesses. Apple says will be performing a new version of OS 4.0 for smart phones iPhone at 5th week. According to Apple, the new OS will feature improved handling of various tasks and more powerful features with the business.

Since early this year, many of the new OS tingle words appeared, but to this point, Apple is pretty closed hours. Upgrade to Apple's latest operating system, version 3.0 iPhone OS, available in March 2009, has provided over 100 new features, including cut and paste feature, the ability to switch display mode from vertical to in horizontal applications important feature in the warning 3rd party applications, support peer gaming via Bluetooth and MMS messages.

According to Jack Gold, principal analyst at J. Gold Associates, a user can find many more attractive features with iPhone 4.0 OS, and an important feature of which is capable of handling multi-tasking comprehensive level. According to Jack Gold, the iPhone has had these features but is limited in certain applications such as email. Users want the ability to handle multi-tasking real, or is it clear than many applications can work together," Gold noted.

Research director at IDC, said Carl Howe also said that users are expecting more processing power than multi-tasking in a device like the iPhone, however, he also warned that, running multiple applications time can reduce life expectancy as well as battery life of devices. According to Howe, the iPad features will be integrated into the iPhone OS 4.0 and many new capabilities, the iPhone will support Flash 4.0 after receiving much negative feedback from users iPad.

We can say, multi-tasking is a weak version of iPhone OS 3.0 is now available by various operating systems for smartphones supports "this multitasking." These include Palm WebOS, Google Android OS, RIM BlackBerry and Windows Mobile OS.