Font of Computers and Digital Systems

Font is used term in the typography to indicate the graphical design of a character set. Font can only be judged by a human by visual inspection. Computers can store and process only binary data. Therefore, each character in a bit code is stored. The character set defines which character corresponds to which bit code. A character set is a set of characters to represent states and values.

Idea behind Font

The term font helps to differentiate themselves in different glyph sets with consistent design, not just by their name designation, such as Helvetica, but also through their typographic detail characterization. A similar concept is font family – the specific sections of a font designated as bold, italic or some other. With the conceptual apparatus of typography font family are more extensively characterized and classified.

Usage of Font

The criteria for using a particular font may include:

• Availability: The Windows font such as Arial , for example, are just popular because it is available on any Windows system and are appropriately formatted documents can be easily replaced with several different users.
• Emotional Effects: A text can fulfill various purposes.
• Readability: It is important to read a book or document as easily as possible. Influence on the legibility of a font, in addition to the design is spaces between words and characters.

Normally, the individual characters in a font have different widths, “w” has more space than “i”. Such font are called proportional. Common members of this group are as Times, Arial or Lucida. For the construction of typewriters and computers, to simplify so-called monospaced fonts are used, where all characters have an identical width. The best known of these writings is the Courier and Lucida Console. Lucida Sans however is proportional. In the earlier standard computer terminals were used. Thus, for example, the machine-readable portion of the payment slips comes with the font OCR-B.