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Let’s BaCk-uP Factopedia
Python is a popular high-level programming language.
Interactive Mode is a command line shell that gives
immediate result for each command.
IDLE stands for Integrated Development and Learning
Environment.
The input() function takes the user’s input while a program
executes.
The print() function prints or sends the output to the
standard output device, which is usually a monitor.
Variables are memory reference points where we store
values which can be accessed or changed later. The name Python
was derived from the
A data type specifies the type of value a variable can
contain. British comedy series
"Monty Python's
Comments enable us to understand the way a program
Flying Circus".
works.
Operators can be defined as special symbols which perform
arithmetic and logical computation.
Arithmetic operators perform arithmetic operations
between two operands.
Assignment operators are used to assign the value of the According to a survey,
right expression to the left operand. in the UK in 2015,
Relational operators are used to compare the value of the Python overtook
two operands and returns True or False accordingly. French to become
The Precedence of operators determines the order in which the most popular
language taught in
the operators are executed.
primary schools.
Python does not need
a compiler to execute
a program. It uses an
interpreter instead.
Introduction to Programming 113

