a) What do you understand by requirements analysis in software engineering? 12 marks] b) Explain the significance of context diagram in software engineering? [4 marks] e). Software requirements specification document (SRS) is a deliverable that must be prepared at the of requirements analysis. Briefly describe six the characteristics of requirements that are to be documented in the SRS document. (6 marks] d) For each of the following software requirements, say whether or not it is an appropriate requirement. Explain each answer in 1 to 3 sentences. The program should store all the school data records. [2 marks] ii. The program should be user friendly. 12 marks] The program should provide choices for selection of searching keys. [2 marks] The menus presented by the program should not have more than 5 items. [2 marks]