Introduces the computer system not merely as a machine, but as a combination of hardware, software, data, users, and procedures working together.

Emerging trends in computing are technologies that are new, innovative, and have the potential to significantly impact society, business, and technology in the near future. These trends influence how data is generated, processed, stored, and shared.

We are introduced to the programming language Python from this chapter onwards. As a student, you should start coding using Python. Whatever code used in this and subsequent chapters can be cut and pasted into Python executable enviornemnt.

List is an mutable sequences, as we can change the elements of a list any time after it is created. Dictionary is a mapping (non-scalar) data type. It is an unordered collection of key-value pair

Data refers to raw facts and figures that are collected from various sources. By itself, data may not have any meaning, but when it is processed and analysed, it becomes useful information.

NumPy stands for Numerical Python. It is a Python library specifically designed to work with arrays and numerical data. NumPy helps how how large datasets can be stored, processed, and analysed efficiently.

A database is an organised collection of related data that is stored and accessed electronically in a computer system. Databases help in managing data efficiently and systematically

Structured Query Language (SQL) is a standard language used to communicate with a relational database.