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Goodmorning everyone, my name is stephen, this morning I want to talk about the tenatcaial environment how to effect the iphone of apple company .

Siri on iPhone 4S lets you use your voice to send messages, schedule meetings, place phone calls, and more. Siri not only understands what you say, it knows what you mean. It figures out the right apps to use to find the right answer. Then, just like a personal assistant, it answers you . Ask Siri to do things just by talking the way you talk. Siri is so easy to use and does so much, you’ll keep finding more and more ways to use it.

Two cores in the A5 chip deliver up to two times more power and up to seven times faster graphics. And you’ll feel the effects. Fast. iPhone 4S is quick and responsive, which makes all the difference when you’re launching apps, browsing the web, gaming, and doing just about everything. And no matter what you’re doing, you can keep on doing it. Because the A5 chip is so power-efficient, iPhone 4S has outstanding battery life.

Certification provides assurance that the holder of a certificate has the requisite knowledge to perform certain tasks on specific versions of Apple technology. For consultants and technical staff, certification is a great way to measure your knowledge and confirm that you are technically up to date, and is also a useful tool for marketing your skills. For IT managers, certification is a useful means of ensuring that your staff or consultants are using the latest Apple technology in the most efficient and effective ways.