Quiz 12 - Totaling and Counting

Which operator is used to increase a variable's value by 1?

• ++

• --

• +=

• -=

Which operator is used to subtract a given number to a variable's value?

• +=

• -=

• *=

• /=

When totaling or counting using a loop, the accumulator variable MUST be declared and given an initial value BEFORE the loop.

• True

• False

Which of the following statements will multiply the value of "num" by 5 and store the result in "num"?

• num =* 5;

• num * 5;

• num * 5 = num;

• num *= 5;

Which of the following will decrease the value of "num" by one?

• num = -num;

• num--;

• num-;

• num -= num;

What will this program do?

• count the values input by the user

• count the even numbers input by the user

• total all of the values input by the user

• total the even numbers input by the user

What will this program do?

• count the values input by the user

• count the even numbers input by the user

• total all of the values input by the user

• total the even numbers input by the user

What will this program do?

• count the values input by the user

• count the even numbers input by the user

• total all of the values input by the user

• total the even numbers input by the user

What will this program do?

• count the values input by the user

• count the even numbers input by the user

• total all of the values input by the user

• total the even numbers input by the user

Which operator is used to divide a variable by a given number and store the result back in the variable?

• +=

• -=

• *=

• /=