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UPSC Prelims 2027 Current Affairs Quiz: Semiconductors and India’s Semiconductor Ecosystem | सेमीकंडक्टर एवं भारत का सेमीकंडक्टर इकोसिस्टम

This published practice set contains 34 questions for competitive-exam preparation. Preview a few questions below, then start the full quiz to record your attempt. Answers and detailed explanations remain inside the submitted-attempt workflow so the preview does not reveal the solution before practice.

Sample Questions from UPSC Prelims 2027 Current Affairs Quiz: Semiconductors and India’s Semiconductor Ecosystem | सेमीकंडक्टर एवं भारत का सेमीकंडक्टर इकोसिस्टम

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Q1. Consider the following statements regarding semiconductors: 1. Their electrical conductivity can be controlled by suitable means. 2. Silicon is widely used as a semiconductor material. 3. All semiconductor devices are necessarily made only from silicon. 4. Doping can modify the electrical properties of a semiconductor. Which of the statements given above are correct?

Semiconductors के संबंध में निम्नलिखित कथनों पर विचार कीजिए: 1. उनकी electrical conductivity को suitable means द्वारा control किया जा सकता है। 2. Silicon widely used semiconductor material है। 3. सभी semiconductor devices necessarily केवल silicon से बनाए जाते हैं। 4. Doping semiconductor की electrical properties modify कर सकती है। उपर्युक्त कथनों में से कौन-से सही हैं?

A. 1 and 2 only
केवल 1 और 2
B. 1, 2 and 4 only
केवल 1, 2 और 4
C. 2, 3 and 4 only
केवल 2, 3 और 4
D. 1, 2, 3 and 4
1, 2, 3 और 4

Q2. With reference to p-type and n-type semiconductors, consider the following statements: 1. Electrons are the majority charge carriers in an n-type semiconductor. 2. Holes are the majority charge carriers in a p-type semiconductor. 3. Both can be produced through appropriate doping of semiconductor material. Which of the statements given above are correct?

P-type और n-type semiconductors के संदर्भ में निम्नलिखित कथनों पर विचार कीजिए: 1. N-type semiconductor में electrons majority charge carriers होते हैं। 2. P-type semiconductor में holes majority charge carriers होते हैं। 3. दोनों को semiconductor material की appropriate doping द्वारा produce किया जा सकता है। उपर्युक्त कथनों में से कौन-से सही हैं?

A. 1 only
केवल 1
B. 1 and 2 only
केवल 1 और 2
C. 2 and 3 only
केवल 2 और 3
D. 1, 2 and 3
1, 2 और 3

Q3. Consider the following pairs: 1. Gallium nitride — High-frequency and power electronics 2. Silicon carbide — High-voltage power electronics 3. Gallium arsenide — Compound semiconductor 4. Silicon — Synthetic polymer commonly used as a sealant How many of the pairs given above are correctly matched?

निम्नलिखित युग्मों पर विचार कीजिए: 1. Gallium nitride — High-frequency और power electronics 2. Silicon carbide — High-voltage power electronics 3. Gallium arsenide — Compound semiconductor 4. Silicon — Sealant के रूप में commonly used synthetic polymer उपर्युक्त में से कितने युग्म सही सुमेलित हैं?

A. Only one
केवल एक
B. Only two
केवल दो
C. Only three
केवल तीन
D. All four
सभी चार

Q4. Which one of the following best describes a semiconductor fabrication facility or 'fab'?

निम्नलिखित में से कौन-सा semiconductor fabrication facility या 'fab' को सबसे बेहतर describe करता है?

A. A facility used only to design semiconductor circuits using software
केवल software के माध्यम से semiconductor circuits design करने वाली facility
B. A manufacturing facility where semiconductor circuits are fabricated on wafers
Manufacturing facility जहाँ wafers पर semiconductor circuits fabricate किए जाते हैं
C. A warehouse used exclusively to store imported chips
Imported chips store करने के लिए exclusively used warehouse
D. A recycling plant used only for extracting silicon from electronic waste
Electronic waste से केवल silicon extract करने वाला recycling plant

Q5. With reference to semiconductor wafers, consider the following statements: 1. A wafer is generally a thin slice of semiconductor material. 2. Multiple integrated circuits can be fabricated on a single wafer. 3. After fabrication, the wafer may be cut into individual dies. 4. A wafer is the same as a finished packaged microprocessor sold to consumers. Which of the statements given above are correct?

Semiconductor wafers के संदर्भ में निम्नलिखित कथनों पर विचार कीजिए: 1. Wafer generally semiconductor material की thin slice होती है। 2. Single wafer पर multiple integrated circuits fabricate किए जा सकते हैं। 3. Fabrication के बाद wafer को individual dies में cut किया जा सकता है। 4. Wafer वही finished packaged microprocessor है जो consumers को sell किया जाता है। उपर्युक्त कथनों में से कौन-से सही हैं?

A. 1 and 2 only
केवल 1 और 2
B. 1, 2 and 3 only
केवल 1, 2 और 3
C. 2, 3 and 4 only
केवल 2, 3 और 4
D. 1, 2, 3 and 4
1, 2, 3 और 4

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