Arrays and Pointers in C++

The __________, also known as the address operator, returns the memory address of a variable.

• asterisk (* )

• ampersand ( & )

• percent sign ( % )

• exclamation point ( ! )

A pointer variable is designed to store

• any legal C++ value

• only floating-point values

• an integer

• a memory address

What is the operator used for dereferencing or indirection?

• *

• +

• &

• &&

Arrays are used to store multiple values in a single variable.

• True

• False

To access an array element, use the array name and the element's ___________.

• data type

• value

• Subscript

• Name

Given the following declaration, where is the value 77 stored in the scores array?

int scores[] = {83, 62, 77, 97, 86}

• scores[0]

• scores[1]

• scores[2]

• scores[3]

What is the last legal subscript that can be used with the following array?

int values[5];

• 0

• 5

• 4

• 6

What will the following code display?

int numbers[5] = {99, 87, 66, 55, 101};

for (int i = 1; i < 4; i++)

cout << numbers[i] << " ";

• 99 87 66 55 101

• 87 66 55 101

• 87 66 55

• 0

A two-dimensional array can be viewed as

• rows and columns

• increments and decrements

• arguments and parameters

• All of these

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

• string names[5];

• string names 5;

• string names 5

• String[5] = names;