Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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Which term below describes the C++ operators used to perform calculations in a
program?
a. | logical | c. | arithmetic | b. | mathematical | d. | all of the
above |
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2.
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Which of the following statements could be used in a C++ program to initialize
three variables to the same value in one statement?
a. | i, j, k = 25; | c. | i = j = k = 25; | b. | i j k = 25; | d. | none of the
above |
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3.
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Which of the following symbols represents the C++ assignment
operator?
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4.
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Which of the following items has the highest order of operations?
a. | division | c. | addition | b. | multiplication | d. | negation |
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5.
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Which statement below could be used in a C++ program to display a message and
the result of a calculation to the user without requiring a variable to store the result?
a. | cout << "Result = x/y" << endl; | c. | cout << "result = x/y
endl; << | b. | cout << "Result = " x/y << endl; | d. | cout << "Result = " <<
x/y << endl; |
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6.
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Which C++ operator is used to determine the integer remainder value of a
division operation?
a. | balance | c. | modulus | b. | left | d. | remainder |
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7.
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For the expression: x = 13 % 5; What would be the result stored in
x
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Completion
Complete each
statement.
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8.
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The C++ ____________________ operator is used to initialize a variable to some
specific value.
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9.
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The modulus operator can only be used for ____________________
division.
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10.
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The _________________________ determines which portion of an expression is
evaluated before some other portion of the expression.
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11.
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The C++ ____________________ operator can be used to reduce a variable by a
value of one.
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True/False
Indicate whether the
statement is true or false.
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12.
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The assignment operator can be used in a variable declaration statement
to declare and initialize the variable in one statement.
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13.
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In the statement, x = --y; the value assigned to x will be one
less than the current value of y.
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14.
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Including arithmetic operations in output statements can save memory and result
in fewer programming statements being written.
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15.
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Programs that will perform divide operations do not need to include code to
check for division by zero since it is always trapped and corrected by the compiler.
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16.
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The C++ assignment operator functions the same way the equal sign
functions in algebra.
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17.
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C++ allows variables of different data types to be initialized in a single
program statement.
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18.
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The minus sign (-) can be used to change the sign of a variable or value.
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