Q.Which of the following is the real-time, mobile-based payment system operated by the National Payments Corporation of India?

Use the internet for study cautiously: check source reliability, avoid wrong/plagiarised content, guard time, privacy and safety.

The internet gives students quick access to vast information, but in a digital economy it must be used with care. Key caution areas while using the internet for studying are:

• Reliability of information — not all websites are authentic; cross-check facts against trusted, official or academic sources to avoid wrong or misleading content.
• Plagiarism — do not simply copy material; understand and write in your own words. …

Use only reliable sources, guard against cyber-security and privacy risks, and avoid distraction/time-waste and over-dependence when studying online.

The internet is a valuable aid to study, but it must be used with care. The main caution areas are:

• Reliability of information: Not everything online is correct. Students should use authentic, trustworthy sources and cross-check facts, avoiding fake, biased or misleading content.
• Cyber-security and privacy: Beware of viruses, malware, hacking, online fraud and theft of personal data; avoid unsafe websites and do not share private information.
• Time management and distraction: The internet can easily lead to wastage of time through social media, games and unrelated content; students must stay focused on study material. …