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List five of the seven concrete elements of the decision maker’s physical environment that can be observed by the systems analyst using STROBE.

In relation to Data Flow Diagrams (DFDs), please indicate whether the following statements are True or False by typing T for True and F for False: The most detailed level of a data flow diagram is called Diagram 1  Transaction files are used to link any processes that do not execute at the same time but share the same data  Processes that create a child diagram are called primitives An external entity should connect directly to a data store Each process in a DFD must have at least one input and one output 

What do the following acronyms stand for: DevOps, SDLC, SaaS, PERT, and XML?

The context-level data flow diagram depicts:

Match the sentences:

Compared with Earth’s diameter, the Sun’s diameter is about

Granulation is the most obvious proof of solar convective energy transport.

What two energy transport mechanisms, in order from outside the core to the surface, is found in the Sun?

At very large distances from the Sun, its corona turns into the solar wind.

Which of the following is NOT a property of neutrinos?