This part of lSO/IEC 9995 identifies the sections of the keyboard and specifies the general shape and relative placement of the sections. Spacing of keys and physical characteristics are covered, as are the principles governing the placement of characters and symbols on keys.This part of ISO/IEC 9995 specifies a key numbering system which applies to all types of numeric, alphanumeric and composite keyboards of information technology equipment (ITE). This part of lSO/IEC 9995 specifies the principles governing the placement of characters and symbols on keys used on all types of numeric, alphanumeric and composite keyboards of ITE. Although the keyboard defined by lSO/IEC 9995 can be used for different languages, the specifications are written as applying to Latin languages with a character path from left to right and a line progression from top to bottom. This part of lSO/IEC 9995 defines characteristics related to interface 1 in Figure 1.