Analysis of Environmental Factors for Mobile Software Development Focused on Korean Companies

Table 3

Demographic data.

Demographic factor	Subfactor	Sample size	Percent
Application development	Safety-critical	10	13.3
	Commercial	22	29.3
	Inside user-oriented	32	42.7
	Other	11	14.7
	Total	75	100.0
Type of software development experience	Database	13	17.3
	Operation system	8	10.7
	Communication control	11	14.7
	Language processor	16	21.3
	Other	27	36.0
	Total	75	100.0
Title/Position	Manager	11	14.7
	System engineer	10	13.3
	Programmer	22	29.3
	Tester	11	14.7
	Administrator	11	14.7
	Other	10	13.3
	Total	75	100.0
Number of years of software development	Less than 5 years	29	38.7
	6–10 years	22	29.3
	More than 11 years	24	32.0
	Total	75	100.0
Percentage of time spent (%)	Analysis	75	21.33
	Design	75	25.33
	Coding	75	30.40
	Testing	75	22.93
	Total		100.0
Average of number of years of software development (years)		75	8.41
Reused code (%)		75	49.13