Variables: Variables can be considered as the name of a container. In other words, a variable is a container whose value can change depending on certain conditions. When we allocate a value to a variable, it is known as a variable assignment. In python, the syntax for it is variable_name = value Let's understand Variables with the help of a birthday card. My birthday 1 st July 5:00 PM 12/2, Rajouri Gardens 9898463123 Now depending on whose birthday it is and who is being invited, the details being filled in the ‘_______’ (blank space) keep on changing…right? Imagine this ‘________’ as a container and the details being filled are the values. This value can change depending on circumstances. Variables can be considered as the name of a container. So in the above example, date=”1 st July” address=”12/2, Rajouri Gardens” If the card is filled by someone else it can be, date=”21 st July” address=”34, MG...