Once users select a data type for a field and enter data, they cannot change the data type
Indicate whether the statement is true or false
FALSE
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Consider the following four faces shown in Figure 8.7. Again, darkness or number of dots represents density. Lines are used only to distinguish regions and do not represent points.
(a) For each figure, could you use single link to find the patterns represented
by the nose, eyes, and mouth? Explain.
(b) For each figure, could you use K-means to find the patterns represented
by the nose, eyes, and mouth? Explain.
(c) What limitation does clustering have in detecting all the patterns formed
by the points in Figure 8.7(c)?
Which class provides prebuilt dialog boxes that enable programs to display windows containing messages (such windows are called message dialogs)?
a. JDialogBox. b. JPrebuiltDialog. c. JMessageDialog. d. JOptionPane.
Which statement is false?
a. Linked lists are collections of data items "lined up in a row"-- insertions and deletions can be made anywhere in a linked list. b. Insertions and deletions are made only at one end of a stack, its top. c. Insertions and deletions are made only at one end of a queue, its tail. d. Binary trees facilitate high-speed searching and sorting of data.
Which system of ethics states there is no universal moral truth?
a. utilitarianism b. relativism c. virtue ethics d. There is no universally agreed-on best system.