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UPSC 2020: Consider the following pairs : River Flows into 1. Mekong _ Andaman Sea 2. Thames Irish Sea 3. Volga Caspian Sea 4. Zambezi Indian Ocean Which of the pairs given above is/are correctly matched ?
(a)1 and 2 only
(b)3 only
(c)38and 4 only
(d)1, 2 and 4 only
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Not attemptedCorrect Answer: (a) 1 and 2 only
In Indian policy documents PKI refers to the digital security framework that uses trusted Certification Authorities to authenticate users/devices on computer networks; it is unrelated to food, health-care or transport infrastructure. ([insightsonindia.com](https://www.insightsonindia.com/2020/10/10/final-key-with-detailed-solutions-upsc-civil-services-preliminary-exam-2020/))
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Frequently Asked Questions
What is the correct answer to this UPSC 2020 Science & Technology question?▼
The correct answer is option (a): 1 and 2 only. Watch the detailed video explanation in our Sherlocking Prelims course on UnlockIAS.
Which year was this Computer & Information Technology question asked in UPSC Prelims?▼
This question was asked in UPSC CSE Prelims 2020, GS Paper 1, as Question 46. It falls under Science & Technology > Computer & Information Technology.
What is the difficulty level of this UPSC question?▼
This question is rated "easy". It tests basic recall and most well-prepared aspirants should answer it correctly.
How many UPSC Prelims questions have been asked from Computer & Information Technology?▼
UPSC has asked 50 questions from Computer & Information Technology (under Science & Technology) across multiple years. Visit the topic page to see the full list and year-wise trends.