In star topology, each computer is connected with the other computer.

Applications such as WhatsApp, Slack, Skype, Yahoo Messenger, Google Talk, Facebook Messenger, Google Hangout, etc., are examples of web browser.

A computer network …………… .

1. Is a collection of hardware components and computers
2. Is interconnected by communication channels
3. Allows sharing of resources and information
4. All of these

Which network device regenerates and retransmits a weak signal?

1. Router
2. Hub
3. Repeater
4. RJ-45