What is the primary purpose of the power supply?
A) Controls internal computer temperature
B) Converts AC to DC
C) Provides power to external devices
D) Supplies AC electricity to the computer parts
B
Computer Science & Information Technology
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A polymorphic method
a) has multiple implementations within the same class definition. b) is uniquely identified by the data types of its arguments. c) can be used in a subclass if it’s not used in a base class. d) has the same name as another method within the same class hierarchy.
Computer Science & Information Technology
In a data flow diagram (DFD), the Gane and Sarson symbol for a data flow is a _____.
A. segment of a differentiable curve B. line with a single or double arrowhead C. flat rectangle that is open on the right side and closed on the left side D. triangle, which may be shaded to make it look three-dimensional
Computer Science & Information Technology