Which one of the following is true of software development models?

Explanation: In agile development model developers write every test case they can think of and automate them. Every time a change is made in the code it is component tested and then integrated with the existing code, which is then fully integration-tested using the full set of test cases.

  • A. In Agile development models, the number of test levels for an iteration can vary depending on the project
  • B. There must be at least four test levels for any software development model
  • C. There are always four test levels in the V-model
  • D. In a Rapid Application Development (RAD) project, there are four test levels for each iteration.

Answer: Option A