Which of the following returns the number of columns in a two-dimensional array?
A. Rank
B. GetLength(0)
C. GetLength(1)
D. GetLength
Answer: C
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MC A percent sign (%) in a pattern string indicates that________characters take the percent character’s place in the pattern.
a) exactly one. b) zero or more. c) zero. d) None of the above.
When a new item is added to an AVL tree
A) the tree may become unbalanced in only one way B) the tree may become unbalanced two different ways, but the two imbalances are mirror images of each other C) the tree may become unbalanced in four different ways, but because of mirror images, there are really only two fundamentally different imbalances D) the height of one of the subtrees of the root may become three times the height of the other subtree
You use the __________ pseudo-class to apply styles to elements that do not have therequiredattribute.
A. :focus B. :checked C. :optional D. :valid
____ is a data interchange format that allows you to exchange data between dissimilar systems or applications.
A. HTML B. CSV C. RTF D. XML