Variable warm-up activity

What is programming?

• The writing of computer code to create a program.

• Creating algorithms to solve a problem.

• Creating a flowchart to solve a problem.

What is a variable in programming?

• A variable is a number.

• A variable is a message input by the user.

• A variable is a location in memory that we use to store data.

Usually variables are compared with...

• a program

• a container (a box)

• a group of steps.

Why are variables so named?

• Variables are so named because we can choose whether or not to use them.

• Variables are so named because the data we store in them can change.

• Variables are so named because we can change their names

In programming what name is given to the data type which represents any combination of characters on a keyboard?

• Integers

• Floating point numbers

• Strings

A variable is needed to record a student's surname. Which of the following would be the most meaningful variable name?

• name

• student_surname

• studentName

There are three main types of variables, each of which can only contain a certain kind of data.

• numbers, string, boolean

• boolean, array, string

• floating, string, integer.

The information that a variable can store is called

• program

• text

• data/value

In programming what name is given to the data type which represents decimal numbers?

• Integers

• Strings

• Floating point numbers

Variables are used in programming /coding to...

• help coders understand, remember, and use the information in the program.

• assign more clarity in program's presentation

• solve easily and faster each presented problem.