CISP 360 Chapter 3 Quiz
What is the value of result after the following statement executes?result = (3 * 5) % 4 + 24 / (15 - (7 - 4));
5
What is TRUE about the following statement?cout << setw(4) << num4 << " ";
It allows four spaces for the value in num4.
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
hand tracing
Which line in the following program will cause a compiler error?
line 7
Which statement is equivalent to the following?number = number * 2;
number *= 2;
When a variable is assigned a number that is too large for its data type, it
overflows
Which of the following functions will return the value of x, rounded to the nearest whole number?
round(x)
You can control the number of significant digits in your output with the ________ manipulator.
setprecision
When the final value of an expression is assigned to a variable, it will be converted to
the data type of the variable
The ________ operator always follows the cin object, and the ________ operator follows the cout object.
>>, <<
Arithmetic operators that share the same precedence have right to left associativity.
False
The fixed manipulator causes a number to be displayed in scientific notation.
False
The following statement will output $5.00 to the screen:cout << setprecision(5) << dollars << endl;
False
When a program uses the setw manipulator, the iosetwidth header file must be included in a preprocessor directive.
False
To use the rand()function, you must include the ________ header file?
cstdlib
________ reads a line of input, including leading and embedded spaces, and stores it in a string object.
getline
Which of the following statements will read an entire line of input from the keyboard into the string object, address?
getline(cin, address);
What is the value of cube after the following code executes?double cube, side;side = 5.0;cube = pow(side, 3.0);
125.0
What is the value of x after the following code executes?int x = 0;int y = 5;int z = 4;x = x + y + z * 2;
13
In the following statement, what will be executed first according to the order of precedence?result = 6 - 3 * 2 + 7 - 10 / 2;
3 * 2
The only difference between the get function and the >> operator is that get reads the first character typed, even if it is a space, tab, or the [Enter] key.
True
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;
The ________ causes a program to wait until information is typed at the keyboard and the [Enter] key is pressed.
cin object
Which of the following functions tells the cin object to skip one or more characters in the keyboard buffer?
cin.ignore
The function pow(x, y), requires which header file?
cmath