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The layout of the card is divided into simple sections (like header, photo area, details, footer),
which makes it easier to focus on each section as a standalone unit without worrying about the
internal complexity.

ACTIVITY-7

In your computer lab, the teacher sets up a Bus Topology
by connecting all the computers to a single main cable.
You can see that all computers are connected and can
share files or messages.

Answer the following questions:
(a) What do you observe when the Bus Topology is set up?

(b) What details are hidden from you in the background?

(c) Why is abstraction useful when learning about computer networks?

ACTIVITY-8

You are assigned to create a colourful poster for your school’s Annual Day using Canva.
You start by opening Canva on your computer. You drag and drop images, resize

them, change colours, add text and arrange everything neatly. It all feels simple and
straightforward.

Answer the following questions:
(a) Write down what you see when using Canva.

(b) Write down what happens in the background that you cannot see.

(c) Why is abstraction useful in apps like Canva?

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Abstraction: The Art of Simplifying