2. EVOLUTION 1. PDA was introduced the earlier 80’s. 2. The base of the technology comes by casio’s digital diary which was invented in 1983. 3. First time PDA word came in the existence in January 7, 1992 by the head of Apple computer named John Sculley while referring the device named APPLE NEWTON. 4.After all this Nokia was the first company which released the fully functioned PDA named 9000 Communicator in 1996. 5.Smartphone is the modern implication of a PDA.

3. DESCRIPTION 1.People generally think that PDA means a mobile phone. No it doesn't refer to a mobile phone. But it may be the extra feature of PDAs. 2. On of most exciting feature of a PDA machine is a interactive touch screen for entering data by using virtual keyboard.virtual keyboard Handwriting recognition is one of the main function of PDA 3. Except all these features the PDA set has the internet facility irda and wi-fi option, memory card and card slot,Bluetooth GPS etc. 4. The most advantageous feature of a PDA is its portability.

4. 1.In present there are many big names which provide the PDA sets which are Nokia, HTC, Blackberry, palm treo, Garmin, Motorola Apple etc. 2. In earlier time PDA used to connect with pc by serial bus. But now pc connectivity is done with the help of USB ports. But two PDA’s can not connect to each other with the help of USB, they need some mediator. 3. In earlier time PDA set was made for business purposes. But some companies has made it specially for the use of Medical and Science or Education.

5. 1. In the medical area PDA stores the drug database, treatment information and medical news which are very useful. 2. PDA also helps in the survey in which sun java and visual studio’s help is taken. Pendragon and Syware provides the tools for conducting research with PDAs. 3. PDA and Handheld are allowed in the college campus for taking so that the students may check the spelling, modify or amend their class notes.

6. 1.In today’s time the book writers are also making the e-book for the convenience of the students. These e-books are directly updated on the PDAs. 2. The biggest advantage of the PDAs is that it may be used by the people with disabilities. 3. People with disabilities can use it in limit like for hearing, writing with the help of Speech recognition technique and can use it as a part of distance learning. 4. PDA’s are also used for recreation works and entertainment like:- * might include mp3 players and play majorly all music formats. *road rally enthusiasts might use it to calculate distance, time and speed using PDA’s GPS technology. * underwater divers might use it to plan breathing gas mixtures and decompression schedules using a software V- PLANNER

7. So at last we can say that it was very good invention for every fields because it really easy the work that you’re doing manually or by heavy machines. Although it sometimes get pretty complicated understanding the functionalities. But there are drawbacks with every field. So at last we can say that it was very good invention for every fields because it really easy the work that you’re doing manually or by heavy machines. Although it sometimes get pretty complicated understanding the functionalities. But there are drawbacks with every field. But however this drawback keeps your anxiety high learning the new and exciting features of this wonderful machine. But however this drawback keeps your anxiety high learning the new and exciting features of this wonderful machine.