Explanation:
Every Samsung is an example of an Android but not every android is an example of a Samsung. Androids are all phones or devices that are not made by Apple.
Answer: The difference between the UML state diagram and state transition diagram are as follow:-
- State-transition diagrams display the states of the object where the change takes place whereas the UML(Unified modeling language) state diagrams are representation of parts of system at certain time instance.
- State-transition diagram requires the condition to be accomplished before the transition happens whereas the dynamic behavior of the states are expressed by transitions in UML state diagrams.
Answer:
transportation and communications systems, water and power lines, and public institutions like schools, post offices, and prisons.
Explanation:
The fourth choice is correct.
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