The mass of data in its raw form may not be useful as such. But to be useful in a particular context, the relevant data must be put across in a meaningful form. This may involve certain calculations, classifications of items, tabulation and presentation of Pictures in a form useful for the purpose in view. Conversion of raw data to Read More …
Category: MISCELLANEOUS
What is Data?
In short. the term -data may be defined as a collection of facts and figures or a set of numbers. For instance, data may consist of figures of income and expenses recorded in the books of accounts or quantities of goods sold contained in the invoices or amount of wages and salaries paid to employees contained in the monthly payroll Read More …
Use of Facsimile (Fax) in Businesses
Facsimile (or FAX) has established itself as an effective means of rapid transmission of images such as pictures and drawings. Fax involves scanning of graphic information, converting it into signal waves and then taking these signals to the destination and produce a copy of the image at the destination. The signal waves are transmitted in any of the communication media Read More …
Types of Calculators
Several types of calculating machines 9’re available in the market. Let us discuss about some of them. Key-driven Calculator: It has a full-bank keyboard. When keys are pressed, the numbers are shown on the dial. Multiplications are made by repeated additions and similarly, divisions are made by repeated subtractions. For instance, to multiply 3 by 3 is pressed three times. Read More …