30 Questions
What is the purpose of an IP address?
To identify a unique device on a network
What is the role of a web server in the context of the Internet?
To store and provide information to users
How do submarine cables transmit data?
Using fibre-optic technology with light
What is the advantage of using fibre-optic technology in submarine cables?
It increases the speed of data transmission
What is the typical size of submarine cables?
As thick as a garden hose pipe
What happens to data packets when sent over the Internet?
They are sent separately and take different routes
What is one of the main reasons why submarine cables can break?
Fishing ships dragging their anchors
What technology is used in submarine cables for transmitting data?
Light fibre-optic
What was the year when the first submarine cables were installed?
1850
How are submarine cables described in comparison to garden hose pipes?
As thick as a garden hose pipe
How is data transmitted through submarine cables?
Through light fibre-optic technology
In addition to fishing ships and earthquakes, what is mentioned as a cause for submarine cable breaks?
Volcanic eruptions
What is the primary reason copper wires are commonly used for underground installations?
They are much cheaper to use than other options
What happens to packets while being transferred over the internet?
They may arrive in a different order than the one they were sent in
What is the primary function of routers in packet switching?
To direct traffic between networks
What is a hostname?
A unique name that specifies a particular computer on the internet
What is the purpose of packet switching?
To allow messages to transfer faster and more efficiently
What is a network address?
A logical or physical address that uniquely identifies a host or device
What defines how data is formatted and processed on a network?
Network Protocols
What is the main purpose of a Domain Name System (DNS) in networking?
Translate IP addresses to hostnames
How is an IP address typically represented?
Series of four decimal numbers separated by commas
What does it mean in networking if you receive 'Request Timed out' after running a Ping command?
There is no connection established
Which network protocol is commonly used for secure communication over the internet?
HTTPS
What unique function do routers serve in network connectivity?
Allowing connection to multiple devices through an IP
What is the main function of a router in a computer network?
Facilitate communication between the Internet and connected devices
Which type of company provides the service of connecting to servers?
Internet Service Provider (ISP)
What distinguishes the Internet from a computer network?
Every Internet is part of a network, but not every network is connected to the Internet
What does an Internet Protocol address (IP address) represent?
A unique address assigned to each computing device connected to the Internet
Which component of a network handles user requests and has vast storage capacities?
Servers
What does an Internet Service Provider (ISP) primarily do?
Provide internet connectivity to end-users
Test your knowledge on Network Fundamentals lesson objectives including the difference between Network and Internet, Network Addresses, Packet Switching, and Network Protocols. Learn about computer networks, data exchange, network connections using cables or wireless media.
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