*TOPIC*

PERSONAL DIGITAL ASSISTANCE

{PDA}

*PRESENTED BY* VIKRAM SHRUTI. SANJAY. HARSHIT.

* KEY FEATURES A brief overview of PDA. Uses of PDA. Working mechanism of PDA. Components of PDA. Future trends in PDA development.

* Brief overview of PDA PDA is a handheld computing device also

known as palmtop computer. PDA commonly have colored screen and audio capabilities, enabling them to be used as cell-phones .Many PDA’s can access internet , intranet ,extranet via Wi-Fi or wireless wide area network.

Many PDA’s employee touch-screen technologies.

*Working*Working of PDA is

as follows:1}Touch –screen.2}Memory card.3}Wired

connectivity/Wireless connectivity.

4}Synchronization.

Working Of Touch-Screen Touch-screen PDA’s

have detachable stylus that is in use.

Interaction is done by tapping the screen to activate the button or menu choice and dragging the stylus.

Working of Memory-card PDA’s store basic

program {address-book ,calendar, memo- pads} in read-only memory (ROM) which remains intact even when machine is shut-down.

Data or program which is added later are stored in device called Random- access memory (RAM)

Synchronization

This allows up-to-date contact information stored on software.

This process also prevents loss of information on device in case it is lost ,stolen or destroyed.

*Uses*Uses of PDA are as follows:1}PDA are used as

notepad, appointment schedular, wireless communicator for sending, receiving data faxes and mails.

2}PDA can access internet, intranet, extranet.

3}Automobile navigation:4}Medical and scientific

uses:

Parts that make up PDA.

*Components* PDA include data-

book, address-book, appointment calander.

PDA include task-list, memo-pad, clock,calculator.

PDA can access internet, WANS or bluetooth.

Linux servers,touch-screen terminals and embedded system.

Currently, a typical PDA has a touch screen, a memory card slot and at least one of the following for connectivity: IrDA, Bluetooth and/or Wi-Fi.

However, many PDAs (typically those used primarily as telephones) may not have a touch screen, using softkeys, a directional pad and either the numeric keypad or a thumb keyboard for input.

Typical features

Future trends in PDA development

*FUTURE TRENDS*1}The uses of PDA has visibly increased .2}It is the PDA’s ability to enable work in

different environment and different purpose.3}The wireless connectivity of the next

generation of PDA using Wi-Fi and Bluetooth supports the extension and direction of furture application.

4}Bluetooth and Wi-Fi will become a standard part of PDA

5}Handheld devices, like PDAs ,are poised to become key-platform and agent of the shift.

DISADVANTAGES. EXPENSE: A PDA is definitely more expensive than a hipster

PDA. Although you can now find basic palm PDAs for

less than US $100.

FRAGILE: PDA is more delicate than a Hipster. If u drop your Hipster from a few feet in the air

pick it up and continue using it without worry, you cannot do it with your PDA.

PROGRAM SUPPORT www.google.com www.webopedia.com www.wikipedia.com www.altavista.com

* THANK YOU *