A graph G has a spanning tree if and only if G is connected; from this it follows that to determine a spanning tree of a graph, the graph must be connected.
Answer the following statement true (T) or false (F)
True
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Programmers use the pseudocode as a guide when coding the algorithm, which is the ____ step in the problem-solving process.
A. second B. third C. fourth D. fifth
What will happen when the following code is executed?
``` JPanel panel = new JPanel(); Color selectedColor; selectedColor = JColorChooser.showDialog(null, "Select color", Color.BLUE); ``` A) A Color Chooser will be displayed in the upper, left-hand corner of the screen with "Select color" in its Title Bar and blue pre-selected. B) A Color Chooser will be displayed in the center of the screen with "Select color" in its Title Bar and blue pre-selected. C) A Color Chooser will be displayed in the center of the screen with "Select color" as the OK button's text and blue pre-selected. D) A Color Chooser will be displayed in the lower, right-hand corner of the screen with "Select color" in its Title Bar and blue pre-selected.
In an entity-relationship (E-R) diagram, ____ are used to represent an entity.
A. rectangles B. ovals C. circles D. diamonds
Briefly identify three RFID broad applications.
What will be an ideal response?