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Mindmap: Communication Systems | Physics Class 12 - NEET

The document Mindmap: Communication Systems | Physics Class 12 - NEET is a part of the NEET Course Physics Class 12.
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FAQs on Mindmap: Communication Systems - Physics Class 12 - NEET

1. What are communication systems?
Ans. Communication systems are networks of devices and technologies used to transmit, receive, and exchange information between individuals or entities. These systems can include various forms of communication such as telephone networks, internet protocols, radio waves, and optical fibers.
2. How do communication systems work?
Ans. Communication systems work by encoding information into a suitable format, transmitting it through a medium, and then decoding it at the receiving end. The process involves modulating the signal to carry the information, transmitting it through a channel, and demodulating it to extract the original information.
3. What are the different types of communication systems?
Ans. There are several types of communication systems, including wired systems like telephone networks and Ethernet, wireless systems like Wi-Fi and Bluetooth, satellite communication systems, optical communication systems, and cellular networks.
4. What are the advantages of communication systems?
Ans. Communication systems offer numerous benefits, such as enabling real-time communication over long distances, facilitating the exchange of information and ideas, promoting collaboration and teamwork, enhancing business productivity, and providing access to a vast amount of information through the internet.
5. How can communication systems be secured?
Ans. Communication systems can be secured through various measures, including encryption techniques to protect the confidentiality of transmitted data, authentication methods to verify the identities of users, firewalls and intrusion detection systems to prevent unauthorized access, and regular updates and patches to address vulnerabilities. Additionally, user awareness and training on best practices for secure communication are essential.
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