A systems analyst notices that employees frequently use the search bar instead of navigation menus because information is buried too deeply within the website. Which website principle could improve this issue?

A systems analyst recommends audio alerts for airline maintenance crews working on airport runways at night. The crews frequently move between locations and cannot safely monitor screens while operating equipment. Which output technology characteristics support this decision?

A hospital dashboard only displays critical patient statistics and updates every few seconds so executives can quickly monitor conditions. Which output design objective is illustrated?

An analyst separates employees into managers, supervisors, and operational staff before selecting interview participants from each category to ensure all organizational levels are represented. What sampling method is being used, and what problem is the analyst trying to reduce?

A class diagram for a banking system includes several types of classes. Which two are valid UML class types?

During a DFD review meeting, the analyst explains why partitioning is necessary. Which two are valid reasons for partitioning a DFD?

A UML class diagram models whole-part relationships. Which two statements correctly describe composition and aggregation?

A systems analyst designs a website so users can reach important information within three navigation steps from the homepage. Which statements correctly describe the three-click rule?

A child diagram receives “Order Information” from a parent process but also introduces a new external input called “Discount Request” that does not appear in the parent diagram. What error exists?

A systems analyst creates use case diagrams during system analysis. Which symbols are included in a use case diagram?