A _______ is one way to implement a dictionary
a) hash table
b) linked list
c) stack
d) queue
a) hash table
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For sparse data, discuss why considering only the presence of non-zero values might give a more accurate view of the objects than considering the actual magnitudes of values. When would such an approach not be desirable?
What will be an ideal response?
Which of the following steps determines the requirements for the network?
A. define the network's needs B. determine external connections C. determine internal connections D. plan security
Contains both an absolute and a relative cell reference in a formula; the absolute part does not change but the relative part does when you copy the formula.
What will be an ideal response?
Which of the following statements is false?
a. For people with visual disabilities, Android’s TalkBack can speak screen text or text that you provide (when designing your GUI or programmatically) to help the user understand the purpose of a view. b. Android also provides Explore by Touch, which enables the user to hear TalkBack speak what’s on the screen where the user touches. c. Most standard Android views support accessibility. d. You enable TalkBack in the Settings app under Accessibility. From that page, you also can enable other Android accessibility features such as a larger default text size and the ability to use gestures that magnify areas of the screen.