Chapter 21, Problem 16QAP

A trapezoidal drainage ditch along a highway system has a side slope of 2:1 anda bottom width of 8.0 ft. The ditch is to be used to discharge a flow of 500 ft3/sec.If the ditch slope (longitudinal) is 1.0% and the Manning coefficient is 0.02,determine the minimum depth required for the ditch. Is the flow supercritical orsubcritical? Justify your answer.

Software developers need to comply with organisational requirements stated in policies, procedures and guidelines. In addition, they need to comply with any legislative requirements applicable to the software languages and tools they use. Identify two areas where legislative requirements may apply to software development. Select one (1) correct response. Question 18 options: Pricing and licensing Licensing and copyright Copyright and validation

As a member of the development team, you have been asked to contribute to the selection of an SDLC methodology for the next project. The project manager has emphasised the following: "The methodology must allow us to run through multiple complete sequences of the life cycle stages and provide risk management capabilities." Examine the statement above and select the option that best fits the project manager's criteria. Select one (1) correct response. Question 17 options: Scrum model and Spiral model Waterfall model and Spiral model RAD model and Waterfall model