8Software-Intensive Systems

DOI: 10.1201/9781003254782-10

8.1 INTRODUCTION

Almost every aspect of our modern society is controlled by software. You need look no further than the defense industry to see how dramatic and pervasive software has become. Consider the following military examples:

  • The F4 fighter had no digital computer or software (early 1970s)

  • The F16A fighter had 50 digital processors and 135,000 lines of code (LOC) (late 1970s)

  • The F16D fighter had 300 digital processors and 236 thousands of LOC (KLOC) (late 1980s)

  • The B-2 bomber has over 200 digital processors and 5,000 KLOC (late 1990s)

  • The Future Combat Systems program would have had over 16,000 to 50,000 KLOC (late 2000s) if had not been canceled because of complexity and ...

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