Chapter 7 Quiz

how many elements does the following array have? int values[1000];

1000

the following statement shows an example of _____ int grades[] = {100, 90, 99, 80};

implicit array sizing

a(n) ____ can be used to specify the starting values of an array

initialization list

which of the following is a valid C++ array definition?

int scores[25];

the name of an array stores the _____ of the first array element

memory address

to pass an array as an argument to a function, pass the ____ of the array

name

this vector function returns the number of elements in a vector

size

an array of string objects that will hold five names would be declared with which of the following statements?

string names[5];

a two-dimensional array of characters can contain

strings of the same length, strings of different lengths, uninitialized elements

by using the same _____ you can build relationships between data stored in two or more arrays

subscript

a two-dimensional array can have elements of ____ data types

one

what will the following C++ code display? vector <int> numbers {3, 5}; for(int val : numbers) cout << val << endl;

3 5

what will the following code display? int numbers[] = {99, 87, 66, 55, 101}; cout << numbers[3] << endl;

55

subscript numbering in C++

begins with zero

what does the following statement do? vector <int> v(10);

creates a vector objects with a starting size of 10

this vector function returns true if the vector has no elements

empty

an array can easily be stepped through by using a _____

for loop

this vector function is used to insert an item into a vector

push_back

which statement correctly defines a vector objects for holding integers?

vector <int> v;

if you leave out the size declarator in an array definition:

you must furnish an initialization list