Thursday, April 14, 2011

Chapter 1 : Information Technology, The Internet, & You

Inside the Chapter 1, the information systems have 5 parts, it is people, procedure, software, hardware & data.
People :
ü  make end users more productive & help users become computer competent & knowledgeable.
ü  The feature design include making IT work with you, tips, careers in IT & computing essentials web site.

Procedures : rules @ guidelines to follow when using software, hardware & data.
Software :  
ü  a software tell the computer how to process data into the form you want.
ü  There have 2 types of software, it is system software (operating systems; utilities; device drivers) & application software (basic application; specialized application)

Hardware :   
ü  Consists of electronic devices that can follow instructions, accept input, process & produce information.
ü  Types of computer : supercomputers, mainframe computers, minicomputers & microcomputers
ü  Microcomputer hardware : system unit, input/output device, secondary storage, communication device.

Data :
ü  The raw facts unprocessed about something.
ü  Types of the data : document files, worksheet files, database files & presentation files

After I finish learning in Chapter 1, I found that, there have many information that I don’t know before, such as the information system have include 5 components, such as people, procedure, hardware, software & data. Furthermore, I also just to know about there have so many types of computers, such as supercomputer, mainframe, minicomputer & microcomputer. As an users, most common computer we are using is microcomputer such as desktop, notebook, tablet PC@ handheld.

Citation :
- Computing Essentials Complete 2010

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