To display a window, you must invoke the method ____.
A. displayWindow
B. show
C. setVisible
D. setDisplay
Answer: C
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Which of the following statements is false?
a. You can create a dictionary by enclosing in curly braces, {}, a com-ma-separated list of key–value pairs, each of the form key: value. b. You can create an empty dictionary with {}. c. The following code creates a dictionary with the country-name keys 'Fin-land', 'South Africa' and 'Nepal' and their corresponding Internet country code values 'fi', 'za' and 'np': country_codes = {'Finland', 'fi', 'South Africa', 'za', 'Nepal', 'np'} d. When you output a dictionary, its comma-separated list of key–value pairs is always enclosed in curly braces.
If you want to use hand signals to communicate only two possibilities—yes or no— to your friend, what is the
minimum number of fingers you need? _____. We may call this hand-signal system _____ -bit.
In a post-test loop, if the test is false, no action is taken.
Answer the following statement true (T) or false (F)
A system of computers that connects the internal users of an organization that is distributed over a wide geographic area is a(n)
A. LAN B. decentralized network C. multidrop network D. Intranet