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State the importance and use of the following: 

a. Laptop 

b. Digital copying machine 

c. Biometric machine 

d. Fax machine

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a. Laptop- It is a personal computer designed for mobile use. It is small and light enough to be kept on a person’s lap while in use. 

b. Digital copying machine- It scans the text and images to create digital data and printing documents. 

c. Biometric machine- These are a class of employee time clock that uses a person’s biological attributes to identify them rather than using a cord or some other external device. 

d. Fax machine- The fax service unable instant transmission of the facsimile of an entire document. It can send handwritten and printed matter as well as pictures, charts, and diagrams to different locations within or outside the country. The fax machine is to be procured and owned by the user and should be attached to the telephone line.

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