C++ Chapter 3

The cin << statement will stop reading input when it encounters a newline character.

• True

• False

If you want to know the length of the string that is stored in a string object, you can call the object's size member function.

• True

• False

Arithmetic operators that share the same precedence have right to left associativity.

• True

• False

In C++, it is impossible to display the number 34.789 in a field of 9 spaces with 2 decimal places of precision.

• True

• False

The __________ operator always follows the cin object, and the __________ operator follows the cout object.

• binary, unary

• conditional, binary

• >>, <<

• <<, >>

Which of the following will allow the user to input the values 15 and 20 and have them stored in variables named base and height, respectively?

• cin << base << height;

• cin base, height;

• cin >> base >> height;

• cin base >> cin height;

Which statement is equivalent to the following?

number += 1;

• number = number + 1;

• number = 1;

• number + 1;

• number =+ 1;

Which statement is equivalent to the following?

number = number * 2;

• number = pow(number, 2);

• number *= 2;

• number = number * number;

• number * 2 = number;

What is the value of number after the following statements execute?

int number = 10;

number += 5;

number -= 2;

number *= 3;

• 30

• 39

• 3

• 2

A debugging process where you, the programmer, pretend you are a computer and step through each statement while recording the value of each variable at each step is known as

• error checking

• hand writing

• hand tracing

• error handling