Introduction to Computer Networks

The video tutorial introduces the importance of gadgets and the internet in daily activities. It explains computer networks, their types, and uses, including file sharing and printer sharing. The concept of distributed networks is discussed, highlighting the differences from traditional networks. Various network types based on range, such as LAN, WAN, and MAN, are covered. The video also explains media transmission methods, including cable and wireless options like WiFi. Network topologies, including bus and star, are described, along with their advantages and disadvantages. The tutorial concludes with a call to explore further resources for deeper understanding.

What is the primary focus of the introduction in the video?

• The disadvantages of using the internet

• The future of technology

• The history of computer networks

• The importance of gadgets and the internet

What is a network commonly referred to as?

• A wireless signal

• A type of software

• A collection of interconnected devices

• A single computer

How does a distributed network differ from a regular computer network?

• It uses more cables

• It requires more users

• It has interconnected servers that can back each other up

• It is slower

What is a Personal Area Network (PAN)?

• A network within a city

• A network within a single room

• A network that connects devices like a laptop and a phone

• A network that spans multiple countries

Which network type covers a metropolitan area?

• MAN

• WAN

• LAN

• PAN

What is the main difference between wired and wireless transmission media?

• Wired uses cables, wireless uses radio waves

• Wired is faster than wireless

• Wireless is more secure than wired

• Wired is more expensive than wireless

Which of the following is a wireless transmission medium?

• Copper wire

• Infrared

• Fiber optic

• Ethernet cable

What does network topology represent?

• The number of users in a network

• The cost of setting up a network

• The physical layout of network components

• The speed of the network

Which topology is known for having a central hub?

• Star topology

• Bus topology

• Ring topology

• Mesh topology

What is a key advantage of using a star topology?

• It is the fastest topology

• It is the cheapest to set up

• It is easy to add or remove devices

• It requires no central hub