?Inheritance enables an object, called a _____, to derive one or more of its attributes from a parent.
A. ?child
B. ?user
C. ?package
D. ?suite
Answer: A
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For the data set with the attributes given below, describe how you would con- vert it into a binary transaction data set appropriate for association analysis. Specifically, indicate for each attribute in the original data set
(a) How many binary attributes it would correspond to in the transaction data set, (b) How the values of the original attribute would be mapped to values of the binary attributes, and (c) If there is any hierarchical structure in the data values of an attribute that could be useful for grouping the data into fewer binary attributes. The following is a list of attributes for the data set along with their possible values. Assume that all attributes are collected on a per-student basis: Year : Freshman, Sophomore, Junior, Senior, Graduate:Masters, Grad- uate:PhD, Professional Zip code : zip code for the home address of a U.S. student, zip code for the local address of a non-U.S. student College : Agriculture, Architecture, Continuing Education, Education, Liberal Arts, Engineering, Natural Sciences, Business, Law, Medical, Dentistry, Pharmacy, Nursing, Veterinary Medicine On Campus : 1 if the student lives on campus, 0 otherwise Each of the following is a separate attribute that has a value of 1 if the person speaks the language and a value of 0, otherwise. – Arabic – Bengali – Chinese Mandarin – English – Portuguese – Russian – Spanish
Which statement is true about class constructors?
A. Constructors must be called in main. B. Constructors are automatically called when an object is created. C. Constructors are used to get information from object variables. D. Constructors cannot be overloaded.
Unicode uses 32-digit binary numbers
Indicate whether the statement is true or false
Scenario Manager can manage up to ________ scenarios
A) 32 B) 16 C) 64 D) 8