We need variables to:

• store and manipulate data.

• store data.

• manipulate data.

• make fun of students.

We need to give a variable a name so we can...

• assign and retrieve values from memory.

• be cool.

• read code.

• know what we're doing.

Which of the following correctly creates a variable?

• DECLARE INTEGER AS x

• DECLARE INT x

• DECLARE non_binary AS BOOLEAN

• DIM string As STRIN

Which of the following correctly creates a variable?

• DIM age AS x

• DECLARE age AS INTEGER

• DECLARE CORRECT AS string

• INPUT user's full name

What does the following pseudocode snippet do?

DECLARE car AS STRING

• It creates a character variable named car.

• Creates a new car object.

• Nothing

• It creates an address in memory which is referenced by the label car.

What does the following pseudocode snippet do?

car <- "Honda"

• Assigns car to Honda.

• Assigns a string value to car.

• Assigns an integer value to car.

• Nothing.

Which of the following correctly assigns a value to an integer variable?

• STORE '5' IN x

• STORE 5 IN x

• INPUT x IN '5'

• STORE x IN 5

Which of the following snippets might read and store user input?

• DECLARE name AS STRING

  OUTPUT “Please enter your name.”

• DECLARE name AS STRING

  INPUT “Please enter your name.”

• DECLARE name AS INTEGER

  STORE user’s full name IN name

• DECLARE name AS STRING

  STORE user’s full name IN name

What is a CHAR datatype?

• A datatype that can hold any single character.

• A datatype that can hold only numbers.

• A datatype that can be ignored.

• A datatype that can fit 7.

What is a STRING datatype?

• It can store a sequence of numbers.

• It can store a sequence of characters.

• It can store a sequence of letters.

• All of the above.