Mobile Phone: 

• Mobile phones have completely changed the way people interact. 
• Today, the mobile phone has become part and parcel of many people’s lives. 
• You can call, send text messages, read emails, play games as well as read and edit documents. 
• Through mobile phone, we can send money quickly to others who are in need.
• It create new market places. 
• It help people find jobs. 
• It help the farmers to get weather information.

Internet: 

• The Internet creates new ways for us to communicate, work and share information. 
• The main advantage of the internet is it ability to connect billions of computers and devices to each other. 
• By it, we get more information. 
• Enjoy virtual field trips. 
• It creates assignment convenience and flexibility.

Computer:

• It act as highly reliable scientific equipment.
• They receive and store data and carries out logical and mathematical calculations too to provide fast and accurate results. 
• It can store more data.

Airways : 

• Through air ways we can reach our destination quickly. 
• It transports people, goods, the military equipment around the world. 
• It is the fastest means of transport. 
• During the time of floods and calamities we can use more airways only to reach the place. 
• It is supported to go to remote areas. 
• It creates convenience to passengers.