Ultimate D278 Scripting and Programming Foundations QUESTIONS WITH ANSWERS

Ultimate D278 Scripting and Programming |\ |\ |\ |\ |\




Foundations QUESTIONS WITH ANSWERS |\ |\ |\




Which operator should be used to determine if a number is evenly divisible
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by 5? |\




%



A car drove 200 miles using 10 gallons of fuel.
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Which operation should be used to compute the miles per gallon, which is
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20?

Division



A variable should hold a person's height in meters.
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Which data type should the variable be?
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Float



A variable should hold the names of all past U.S. presidents.
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Which data type should the variable be?
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String array |\




A program uses the number of seconds in a minute in various calculations.
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How should the item that holds the number of seconds in a minute be
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declared?

Constant integer secondsPerMinute
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,A program determines if a user's age is high enough to run for U.S.
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president. The minimum age requirement is 35.
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How should the item that holds the minimum age be declared?
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Constant integer minAge |\ |\




Given integer x = 3 and integer y = 5.
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What is the value of the expression ( x / 2.0) + y?
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6.5



Given float x = 10.2 and float y = 1.0.
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What is the value of the expression x / y ?
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10.2



What kind of operator is the == in the expression i == 20?
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Equality



What is the purpose of parentheses () in a programming expression?
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To group expressions
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Given float x = 3.0. |\ |\ |\ |\



Which expression evaluates to 2.0?
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x / 2 + 0.5 /2 + .25
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, Which expression evaluates to true only when the user is within 3 years of
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21 years, given a variable x containing a user's age?
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( x >= 18) and ( x <= 24)
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Which data type is used for items that are measured in length?
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Float



Which data type should be used to keep track of how many planes are in a
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hangar?

Integer



A function should convert hours and minutes to seconds, such as converting
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1 hour and 10 minutes to 4,200 seconds.
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What should be the input to the function?
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Hours and minutes |\ |\




A function returns a number x cubed. For example, if x is 3, the function
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returns 3 * 3 * 3, or 27. |\ |\ |\ |\ |\ |\ |\ |\




What should be the input to the function?
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x



A function calculates the weight difference (Diff) given two sample weights
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(S1 and S2). |\ |\



What should be the output from the function?
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Diff