Python Variables & Constants

What is a variable in programming?

• A type of register in the CPU

• A pointer to a memory address with a user-friendly label

• A fixed value that does not change

• A special type of constant

In the Beat That Dice game, what happens if a player rolls a double?

• The player wins automatically

• The roll does not count and must be rolled again

• The player loses a turn

• The player gets double points

What is the purpose of assigning a value to a variable in Python?

• To initialize the variable with a specific value

• To declare a constant

• To create a new data type

• To perform an arithmetic operation

How does Python handle data types for variables?

• Data types are assigned randomly

• Python infers the data type based on the initial value

• Data types must be declared explicitly

• Python does not use data types

What is an operator in Python?

• A special type of variable

• A symbol that performs operations on variables and constants

• A fixed value that does not change

• A type of function

What does the plus operator (+) do when used with strings in Python?

• Concatenates or joins the strings together

• Adds the numerical values of the strings

• Divides the strings

• Multiplies the strings

What is casting in Python?

• Assigning a value to a variable

• Converting a value from one data type to another

• Declaring a constant

• Performing an arithmetic operation

How do you get input from the user in Python?

• Using the assign command

• Using the cast command

• Using the print command

• Using the input command

Why are constants useful in programming?

• They allow variables to change during execution

• They reduce the chance of errors and make the program easier to read

• They make the program harder to read

• They make the program run slower

What is the Edexcel programming language subset?

• A set of rules for writing Python code

• A document specifying required parts of Python 3 for assessment

• A list of all programming languages

• A guide to all possible exam questions