What is a subtree?
What will be an ideal response?
A subtree is any node in a tree together with all of its descendants.
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An overloaded + operator takes a class object and a double as operands. For it to be commutative (i.e., a + b and b + a both work):
a. operator+ must be a member function of the class from which the objects are instantiated. b. operator+ must be a non-member function. c. It must be overloaded twice; the operator+ function that takes the object as the left operand must be a member function, and the other operator+ function must be a global function. d. The + operator cannot be overloaded to be commutative.
Which of the following are standard action names?
a) include. b) method. c) Both a and b. d) None of the above.
RealMedia is the standard format for videos distributed on commercial DVDs.
Answer the following statement true (T) or false (F)
Ruby's development was heavily influenced by all of the following except ____.
A. Perl B. Smalltalk C. Visual Basic D. Python