D278 Ultimate Scripting and Programming
Foundations Exam Questions with Verified
Correct Answers
Which operator should be used to determine if a number is evenly divisible by 5?
%
A car drove 200 miles using 10 gallons of fuel.
Which operation should be used to compute the miles per gallon, which is 20?
Division
A variable should hold a person's height in meters.
Which data type should the variable be?
Float
A variable should hold the names of all past U.S. presidents.
Which data type should the variable be?
String array
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?
Constant integer secondsPerMinute
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?
Constant integer minAge
Given integer x = 3 and integer y = 5.
What is the value of the expression ( x / 2.0) + y?
6.5
, Given float x = 10.2 and float y = 1.0.
What is the value of the expression x / y ?
10.2
What kind of operator is the == in the expression i == 20?
Equality
What is the purpose of parentheses () in a programming expression?
To group expressions
Given float x = 3.0.
Which expression evaluates to 2.0?
x / 2 + 0.5 /2 + .25
Which expression evaluates to true only when the user is within 3 years of 21 years, given a
variable x containing a user's age?
( x >= 18) and ( x <= 24)
Which data type is used for items that are measured in length?
Float
Which data type should be used to keep track of how many planes are in a hangar?
Integer
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?
Hours and minutes
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?
x
A function calculates the weight difference (Diff) given two sample weights (S1 and S2).
What should be the output from the function?
Diff
Foundations Exam Questions with Verified
Correct Answers
Which operator should be used to determine if a number is evenly divisible by 5?
%
A car drove 200 miles using 10 gallons of fuel.
Which operation should be used to compute the miles per gallon, which is 20?
Division
A variable should hold a person's height in meters.
Which data type should the variable be?
Float
A variable should hold the names of all past U.S. presidents.
Which data type should the variable be?
String array
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?
Constant integer secondsPerMinute
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?
Constant integer minAge
Given integer x = 3 and integer y = 5.
What is the value of the expression ( x / 2.0) + y?
6.5
, Given float x = 10.2 and float y = 1.0.
What is the value of the expression x / y ?
10.2
What kind of operator is the == in the expression i == 20?
Equality
What is the purpose of parentheses () in a programming expression?
To group expressions
Given float x = 3.0.
Which expression evaluates to 2.0?
x / 2 + 0.5 /2 + .25
Which expression evaluates to true only when the user is within 3 years of 21 years, given a
variable x containing a user's age?
( x >= 18) and ( x <= 24)
Which data type is used for items that are measured in length?
Float
Which data type should be used to keep track of how many planes are in a hangar?
Integer
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?
Hours and minutes
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?
x
A function calculates the weight difference (Diff) given two sample weights (S1 and S2).
What should be the output from the function?
Diff
