Dawn of the information age

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Dawn of the information age

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Abstract

We live in an age of information. Every day we witness tremendous changes in the field of information technology. To understand the functioning of the information systems around us, we need to look into the meaning of the various terms used in this context.

The term information system means any system designed to develop, process, store, send or display information.

History and overview of information systems
Processor frequency
Hard drive capacity
Exchange data format
Standard connection (interface)
Operation system
Software and its uses
1. Types of application software
2. Failure of information systems security
Conclusion

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[...] Meanwhile, Apple marketed the version 2.0 of the operating system of its Newton PDA. In 1997, Apple released Mac OS And the following year, Microsoft revealed Windows 98, which has the main feature of the operating system, which is integration of Internet Explorer 4.0 and its tools Outlook Express. 2000-2009: Launched in 2000, Windows 2000 Professional and Server, there were three versions for Intel server that were marketed. 2001: Release of Windows XP Home and Professional. Apple released Mac OS a UNIX based system which undertakes multitasking, and has a multiprocessor, with protected memory. [...]

[...] These 8-inch storage devices were widely used to transfer information - 1989: This was the era of the development of languages like C and which were widely used in programming. E-mails become tools of data dissemination and exchange of data - 1999: The Office Pack files were developed in this period. These files are transferrable and are compatible with each client. They can be shared across networks. The Adobe PDF file is a standard text file on the Internet - 2009: The Open Source software enables one to copy, modify or redistribute the source code without any restrictions. [...]

[...] This allows easier access to the architecture program and to unify the Extensible Markup Language {XML) file format, thus promoting the exchange of information on the Internet. (The XML is a set of rules for encoding documents in machine-readable form.) Standard connection (interface) 1970 - 1980: The serial port was developed. In this, the information is transmitted one bit at a time. The serial port is an interface for basic devices such as (mouse, modem, etc - 1990: The parallel port allows connection with various peripheral devices. [...]

[...] These errors occurred before companies used antivirus and passwords in their protection system, often leaving aside other better solutions: Errors of omission allowing the intrusion of malicious code. Lack of time and skills of managers who do not have time to devote to security. Consideration of safety is an important constraint. Underestimating the importance of safety leads to problems. Organizational aspect may be mismanaged, in which case no designated safety officer is present. Management and choice of passwords is not seriously dealt with. [...]

[...] In France, Prologue design within Micraux BULL, a subsidiary of Group Bull developed the first multi-operating system users on PCs. Microsoft Windows 1.0 was finally released in November 1983; It is a pale imitation of the Macintosh system while the operating system LISA was released in January 1983. 1985: IBM and Microsoft announced they had reached an agreement to jointly develop a new OS: the OS / the first system running in protected mode of Intel. It did not undertake multitasking, but it required 2 Megabytes of random access memory. [...]

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