WGU C173 Pre-Assessment Practice Questions with Verified Solutions

Which operator should be used to determine if a number is evenly divisible by 5? A + B - C * D % D A car drove 200 miles using 10 gallons of fuel. Which operation should be used to compute the miles per gallon, which is 20? A Addition B Subtraction C Multiplication D Division D A variable should hold a person's height in meters. Which data type should the variable be? A Integer B Float C String D Boolean B A variable should hold the names of all past U.S. presidents. Which data type should the variable be? A Integer array B Float arrayC String array D Boolean array C 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? A Constant float userTime B Variable float userTime C Constant integer secondsPerMinute D Variable integer secondsPerMinute C 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? A Constant integer minAge B Variable integer minAge C Constant integer 35 D Variable integer 35 A Given integer x = 3 and integer y = 5. What is the value of the expression ( x / 2.0) + y? A 5.0 B 6.0 C 6.5 7 7.5 C Given float x = 10.2 and float y = 1.0. What is the value of the expression x / y ? A 0.0B 1.0 C 10 D 10.2 D What kind of operator is the == in the expression i == 20? A Assignment B Arithmetic C Equality D Logical C What is the purpose of parentheses () in a programming expression? A To print expressions B To group expressions C To run expressions D To compose expressions B