What is a computer network? Explain the different types of computer networks

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A computer network is a collection of computers that communicate with one another over transmission lines or wireless connections. The three basic types of networks are local area networks, wide area networks, and internets.
A local area network (LAN) connects computers that reside in a single geographic location on the premises of the company that operates the LAN. The number of connected computers can range from two to several hundred. The distinguishing characteristic of a LAN is a single location.
Wide area networks (WANs) connect computers at different geographic locations. With a LAN, an organization can place communication lines wherever it wants, because all lines reside on its premises. The same is not true for a WAN.
An internet is a network of networks. Internets connect LANs, WANs, and other internets. The most famous internet is "the Internet," the collection of networks that are used to send emails or access Web sites. In addition to the Internet, private networks of networks, called internets, also exist.

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Which of the following statements is TRUE of managerial accounting?

A) The external stakeholders of a company are the primary users of managerial accounting. B) Managerial accounting information is used to help managers plan, direct and control their operations. C) An external audit by an independent CPA is required for managerial accounting information. D) Managerial accounting information must comply with Generally Accepted Accounting Principles.

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What is another term for data that do not exist in a fixed location?

A. Structured data B. Unstructured data C. Text mining D. Web mining

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Which of the following is NOT true about retailing in different nations?

A. Cultural differences influence preferences for online shopping. B. New retailing ideas rarely spread to other countries. C. Retailers in slow-growth developing countries have looked abroad for growth. D. Mass-merchandising requires mass markets. E. Less-developed countries often don't have the income to support mass distribution retailers.

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GR8 Skates Company makes and sells a pair of skates to Homer. GR8 fails to exercise "due care" to make the skates safe, and Homer is injured as a result. GR8 is most likely liable for

A. assumption of risk. B. knowledgeable use. C. negligence. D. foreseeable misuse.

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