Smart phone and PDA: the sharp weapon of personal information management

Smartphone and PDA are convenient personal information management tools. Although the function of PDA is relatively simple, with the development of science and technology, it will become a powerful multifunctional tool. In this paper, the functions and characteristics of smart phones and PDA will be discussed in depth to help readers better understand these two tools.

Smart phone: small PDA

Smart phone has the function of personal information management, but compared with PDA, its function is still slightly inferior. However, smart phones can easily browse the Internet, send and receive e-mails, and even be used as mobile phones, all of which can be easily realized wirelessly.

PDA: personal digital assistant

PDA is a hand-held device that integrates computing, telephone, fax and network functions. It can not only manage your personal information, such as address book and calendar, but also make it easy for you to browse the Internet, send and receive emails, and even be used as a mobile phone. PDA is generally not equipped with a keyboard, and users can choose handwriting input or voice input, which is convenient and efficient.

Multiple operating systems

PDA mainly adopts Palm OS, Windows CE and EPOC. With the development and popularization of science and technology, PDA will become an indispensable "personal digital assistant" in our life.

PDA in narrow sense: electronic organizer

PDA in a narrow sense, also known as electronic organizer, has relatively simple functions, mainly focusing on managing personal information, such as address book, notes and memos, schedules, etc. These functions are fixed, and users cannot add new functions according to their own needs.

Pda in a broad sense: PDA

Broadly speaking, PDA covers small digital devices with similar functions, such as PDA. PDA, whether in broad sense or narrow sense, provides us with convenient personal information management methods.