CS 111 (Chapter 10) – Flashcards
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Which statement correctly defines a vector object for holding integers?
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vectorv;
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Which statement correctly uses C++ 11 to initialize a vector of ints named n with the values 10 and 20?
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vectorn{ 10,20 };
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What does the following statement do?
vectorv(10);
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it creates a vector object with a starting size of 10
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What will the following C++ 11 code display?
vector numbers { 3,5 };
for (int val: numbers)
cout << val << endl;
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3
5
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What does the following statement do?
vector v(10, 2);
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It creates a vector object with a starting size of 10 and all elements are initialized with the value 2
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This vector function is used to insert an item into a vector
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push_back
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This vector function returns the number of elements in a vector
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size
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This vector function removes an item from a vector
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pop_back
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This vector function returns true if the vector has no elements
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empty
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True/False: A vector object automatically expands in size to accommodate the items stored in it
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True
