Programming Day 1

Consider the above. What are the values of first and second as a result of executing the code segment?

• The value of first is true, and the value of second is true.

• The value of first is true, and the value of second is false.

• The value of first is false, and the value of second is true.

• The value of first is false, and the value of second is false.

A teacher is writing a code segment that will use variables to represent a student’s name and whether or not the student is currently absent. Which of the following variables are most appropriate for the code segment?

• A string variable named s and a Boolean variable named a

• A string variable named s and a numeric variable named n

• A string variable named studentName and a Boolean variable named isAbsent

• A string variable named studentName and a numeric variable named numAbsences

The variable isOpen is to be used to indicate whether or not a store is currently open. Which of the following is the most appropriate data type for isOpen ?

• Boolean

• number

• string

• list

Which of the following code segments can be used to interchange the values of the variables num1 and num2 ?

• 
• 
• 
• 

Consider the above code segment.

Which of the following initial values of the variable y would result in the variable z being set to 2 after the code segment is executed?

• 1

• 2

• 3

• 4