1. Outlook.com is a personal information manager web app from Microsoft that includes webmail, scheduling, contacts, and tasks services.

2. It was founded as Hotmail in 1996 by Sabir Bhatia and Jack Smith. It was acquired by Microsoft in 1997 and relaunched as MSN Hotmail, later as part of the Windows Live suite of products. As part of Windows Live Hotmail was rebranded.

3. Microsoft phased out Hotmail in October 2011, relaunching the service as Outlook.com in 2012.

Designed and launched by the National Payments Corporation of India (NPCI).

1. UPI (Unified Payments Interface): UPI is a mobile-based payment system that allows users to transfer money from their bank accounts to any other bank account instantly and securely.

2. RuPay: RuPay is India's own payment card. It has been developed by the National Payments Corporation of India.

3. Bharat QR: Bharat QR is a standard QR code that can be used to make payments in India. It has been developed by the National Payments Corporation of India.

4. Bharat Bill Payment System (BBPS): BBPS is a bill payment system that allows users to pay electricity, water, gas and other bills from their mobile. It has been developed by the National Payments Corporation of India.

1. Internet means-

The Internet is a worldwide network of computers. The Internet consists of many local, regional, national and international networks. It is an international network of computers that interconnects millions of enterprises, government agencies, educational institutions individuals, etc. There is no denying the fact that the Internet has created a revolution in the way we live our lives. It has changed the way we communicate, do business and receive information, as well as our entertainment.

2. Network meaning is-

- A network is a group of computers that are interconnected through various devices so that they can communicate with each other.

Networks can be classified in many ways. One way to classify networks is based on the area they cover.

- A local Area Network (LAN) is a network in an office, building or premises.

- Metropolitan Area Network (MAN) is a network within a city.