1) Identify benefits of Iterative development approach A) Risks problems are identified early on B) Quicker time to market C) Since we deploy the system in small iterations, with each iteration we get an opportunity to review the user feedback and incorporate that in future iterations D) All A, B and C are benefits of iterative development approach E) Only B and Care benefits of iterative development approach 2) Identify unstructured data from below A) Address book B) Excel spreadsheet containing roster of students enrolled in a class C) Body of an e-mail message D B and C E) A and C 3) Which statement below is TRUE about Actor of a Use Case A) Any entity, living (i.e. humans) or nonliving (i.e. a program, process, robot) is an actor of a Use Case provided the entity interacts with the system B) Only external systems or processes can be actors C) External systems or processes can never be actors D) Only internal processes of a system can be an actor for a Use Case E) Only humans can be actors of a Use Case 4 You are designing "Expense Reimbursement System (ERS)." An employee enters his/her work related expenses into the system, and his/her Manager reviews the expenses. Based on the review, the Manager either approves the expense submission or rejects the expense submission. Finance officers analyze the expenses periodically, to identify opportunities for cost reduction. Based on this description, who are the actors in this system? A) Only Employees B) Only Financial officers C) Only Managers D) Employees, Managers and the Finance Officers E) Employees and Managers only