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Computer technology general background information

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I would like some assitance in answering the following questions in order to help me develop an essay on computer technology.
1. Explain the difference between data and information and give an example of each.
2. What is an operating system? Give two examples.
3. What is application software? Give three examples.
4. Explain how a chat group differs from instant messaging
5. How are Windows and Macintosh similar? How are they different?
6. The next major version of Windows is Windows Vista, expected to be released in 2007. What are its improvements over Windows XP?
7. What is the difference between the Internet and the World Wide Web?
8. What is meant by the term, "wireless revolution?"
9. Describe briefly the evolution of the Internet and World Wide Web.
10.Explain the parts of a URL.

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Solution Summary

The expert computes technology general background information. The difference between data and information are examined and the expert gives an examined.

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Computer questions

1. Explain the difference between data and information and give an example of each.
Data:
Data is information organized , stored and can be processed further to get required results going forward .e.g. Personal information stored as data in personal computer can be used for retrieval of personal information ,updating and can be transmitted over web or can be printed.
Information:
Information can be any thing about a person, object, and an entity which describes.
This could be a tangible or intangible. Information is nothing but data but in raw format.
E.g. facts about a employee, or product

2. What is an operating system? Give two examples.
Operation System: An operating system nothing but an application that will start from a boot program. It manages other application running on operating system. It has graphical user interface or command line (in case of UNIX).This manages the CPU ,memory for all the applications running on top of operating system.
E.g Mac Operating System, Windows Operating System.

3. What is application software? Give three examples.
Application software is a computer programs can perform a specific task or process.
Application software runs on top of operating system. It can't run without a operating system.
Eg. Microsoft word processor
Databases: ms access ,ms sql server.
Games: solitaire, mine sweeper.

4. Explain how a chat group differs from instant messaging

Chat group is usually an open room(s) (it can be of different group(s) grouped under religion, country, ethnicity, etc.) Which group of people can talk at once.
Instant messaging is generally from person to person, although instant messaging also have chat like features that allow multiple users to talk at the same time ...

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