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CSE 2221 Final A Grade Exam | Study Questions Solved 100% Correct
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CSE 2221 Final A Grade Exam | Study Questions Solved 100% Correct
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CSE 2221 Final A Grade Exam | StudyQuestions Solved 100% Correct
What kind of loop can use on sets? - ANSWER A for:each loop, where you check each item in a
set.
Why is using a for:each loop dangerous? - ANSWER You can't change either the set or
the variable that is being iterated through.
What do the "||" symbols denote? - ANSWER The size of something, usually a set.
Stack - ANSWER Allows you to manipulate strings of entries of any type. Can only add
or remove the front or back item in the Stack. Objects in stacks are in a certain order.
sti.push(v) - ANSWER Adds v to the front of the stack sti.
sti.pop() - ANSWER Removes and returns the item in the front of the stack sti.
sti.length() - ANSWER Returns the length of the stack sti.
sti.top() - ANSWER Returns the item in the top or the front of the stack sti without removing it.
, sti.replaceTop(v) - ANSWER Replaces the front value in the stack sti and returns the old value.
sti.flip() - ANSWER Reverses the stack order.
Map - ANSWER Holds a set of pairs of values of any type. There is no order in a Map, and you
can only add or remove items from it by calling on certain items.
mi.add(k, v) - ANSWER Adds the pair k, v to the map mi.
mi.remove(v) - ANSWER Removes and returns the pair from the map mi at the key v.
mi.removeAny() - ANSWER Randomly removes and returns a pair from the map mi.
mi.value(v) - ANSWER Returns the value at the key v.
mi.hasKey(v) - ANSWER Returns whether or not map mi has the key value v.
mi.size() - ANSWER Returns the amount of pairs in the map mi.
mi.replaceValue(k, v) - ANSWER Replaces and returns the value at the key k with the value v.
mi.key(v) - ANSWER Returns the key at the value v.
mi.hasValue(v) - ANSWER Returns whether or not the map mi has the value v within it.
mi.combineWith(mi2) - ANSWER Combines map mi with map mi2.
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