Class 7 Computer Networks: LAN & WAN Worksheet

How this worksheet helps your child

• Builds confidence in core Computer Science concepts taught in Class 7 through repeated, varied practice.
• Aligned to CBSE and NCERT — questions mirror the pattern children see in school tests and unit assessments.
• Comes with an answer key so parents and students can self-check in minutes, without needing a teacher.
• Pitched at medium level — use it for daily homework, weekend revision or quick exam warm-ups.

About this worksheet

This helpful practice worksheet is designed for Class 7 students to build a strong foundation in Computer Science, specifically focusing on the fascinating world of computer networks. Understanding how computers connect and communicate with each other is a crucial skill in today's digital age. This worksheet will guide young learners through the fundamental concepts of Local Area Networks (LAN) and Wide Area Networks (WAN), two core components of networking. Aligned with the CBSE curriculum, this resource is perfect for students looking to reinforce their classroom learning, prepare for assessments, or simply deepen their understanding of how the internet and various devices around them work. Teachers can use it as a valuable in-class activity, while parents will find it an excellent tool to support their child's independent study in computer networks.

What your child will learn

• Identify the key characteristics of a Local Area Network (LAN).
• Differentiate between a LAN and a Wide Area Network (WAN).
• Recognise common examples of both LAN and WAN in daily life.
• Understand the basic purpose of different network topologies.
• Explain the role of computer networks in connecting devices globally.

Understanding the concept

Computer networks are simply groups of computers and other devices that are connected together to share information, resources, and communicate with each other. Think of it like a group of friends who can talk to each other, lend each other books, or play games together. In the world of computers, a network allows devices like computers, printers, and smartphones to do similar things. There are different types of computer networks based on their size and reach. A Local Area Network (LAN) covers a small geographic area, such as a home, an office building, or a school campus. For example, when all the computers in your school's computer lab are connected to a single printer and can share files, that's a LAN. It's like having all the rooms in one house connected so everyone can easily communicate. On the other hand, a Wide Area Network (WAN) spreads over a much larger area, often connecting multiple LANs across cities, countries, or even continents. The best example of a WAN is the Internet itself, which connects billions of devices worldwide. So, while a LAN connects devices in a small, localized space, a WAN connects devices over vast distances, allowing global communication and data sharing. Understanding these two types of networks helps us grasp how information travels from our local device to anywhere in the world.

Tips for parents & teachers

• Encourage your child to draw simple diagrams of a LAN and a WAN to visualise the difference.
• Discuss real-world examples of LANs (like your home Wi-Fi) and WANs (like the internet) to make the concepts more relatable.
• Review the solved examples together before your child attempts the practice questions independently.
• Suggest your child explain the concepts of LAN and WAN in their own words to a family member.
• Use this worksheet as a starting point for further exploration into network topology or the components of a network.

Topics covered

How to use this worksheet at home

Open the print view and use your browser's Print dialog to print on regular A4 paper or save as a PDF. Hand the printed sheet to your child (Class 7) and set a relaxed time limit — 15 to 25 minutes works for most Computer Science worksheets. When they're done, open the "With answer key" view and let them self-mark question by question. Re-print as many times as you need; the file never expires and there's no download limit.

Frequently asked questions

Is this Computer Science worksheet really free?

Yes — every workbook on WorkbookWala is 100% free to download and print. No login, no email, no paywall. We're free for students, parents and teachers.

Is it aligned to the CBSE / NCERT syllabus?

Yes. All Class 7 worksheets are built around the CBSE and NCERT pattern so they map cleanly to what your child is studying in school.

Can I print this worksheet at home?

Yes. Click "Open print view" and use your browser's Print dialog to print on standard A4 paper, or save it as a PDF for later. The layout is designed to fit cleanly without scaling.

Does it include an answer key?

Yes — click "With answer key" to print a version with answers included, so parents and students can self-mark in minutes.