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C++ Essentials: Arrays

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Questions and Answers

Match the array declaration syntax with its description:

int nScores; = Declares an array of 100 integers and gives them the name nScores string cars; = Declares an array of 4 strings and gives them the name cars

Match the concept with its description:

Expanding simple variables into an array = Declaring separate variables for each value Indexing into an array = Storing multiple values in a single variable Initializing an array = Accessing a specific element in an array Comparing the array to a rental car lot = Declaring an array with initial values

Match the characteristic with its description:

Single variable = Can hold only a single value at a time Array = Can hold only a single value at a time Simple variable = Holds multiple values in a single variable

Match the initialization method with its description:

Initializing an array with a loop = Initializing an array when declaring it Initializing an array when declaring it = Initializing an array with a loop Signup and view all the answers

Match the concept with its description:

Indexing into an array = Accessing a specific element in an array Comparing the array to a rental car lot = Storing multiple values in a single variable Initializing an array = Declaring an array with initial values Expanding simple variables into an array = Accessing a specific element in an array Signup and view all the answers

Match the following concepts with their descriptions:

Multi-dimensional array = A single array with elements Arrays and loops = A way to loop through array elements For loop = A type of array with multiple sub-arrays Index number = A way to access array elements Signup and view all the answers

Match the following syntax with their purposes:

[ ] = Declaring a multi-dimensional array var = Specifying the variable type of an array for loop = Accessing an element of a multi-dimensional array [ ][ ] = Accessing array elements Signup and view all the answers

Match the following statements with their functions:

cars[0] = Declaring a multi-dimensional array for (var i = 0; i < cars.length; i++) = Accessing an element of a multi-dimensional array cars = ["Toyota", "Volvo"] = Looping through array elements document.write(cars[i]) = Accessing the value of the first element in an array Signup and view all the answers

Match the following concepts with their characteristics:

Multi-dimensional array = An array with a single element Arrays and loops = A type of array with multiple sub-arrays For loop = A way to access array elements using index numbers Index number = A way to loop through array elements Signup and view all the answers

Match the following terms with their descriptions:

Sub-arrays = Elements in a multi-dimensional array Main array = A single array with multiple elements Array elements = A way to access array elements Variable type = The type of data an array can hold Signup and view all the answers