- D278 Questions with Accurate Answers
A car drove 200 miles using 10 gallons of fuel.
Which operation should be used to compute the miles per gallon, which is 20?
correct answer Division
A function calculates the weight difference (Diff) given two sample weights (S1
and S2).
What should be the output from the function? correct answer Diff
A function MyFct has an input x and an output z.
What does MyFct return? correct answer z only
A function returns a number x cubed. For example, if x is 3, the function returns 3
* 3 * 3, or 27.
What should be the input to the function? correct answer x
A function should convert hours and minutes to seconds, such as converting 1
hour and 10 minutes to 4,200 seconds.
What should be the input to the function? correct answer Hours and minutes
, A language substantially supports a programmer creating items like person,
teacher, and students. Each item has internal data and some operations.
Which characteristic describes that language? correct answer Object-oriented
A language uses tags around text to indicate how that text should be formatted.
Which characteristic describes a language having such tags? correct answer
Markup
A program determines if a user's age is high enough to run for U.S. president. The
minimum age requirement is 35.
How should the item that holds the minimum age be declared? correct answer
Constant integer minAge
A program should continue accepting input numbers, adding each to a sum, until
a 0 is input.
Which control structure should be used? correct answer While loop
A program uses the number of seconds in a minute in various calculations.
How should the item that holds the number of seconds in a minute be declared?
correct answer Constant integer secondsPerMinute