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General Knowledge History and Generations of Computers. MCQ Questions for Class 12 Vocational

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स्लाइड रूल किस प्रकार का पुराना गणना उपकरण था?

What type of old calculating device was the slide rule?

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Correct Answer

A. यांत्रिक गणना उपकरणMechanical calculating device

Step 1

Concept

The slide rule was an old mechanical tool used for calculation. For exams remember it as a tool before electronic calculators.

Step 2

Why this answer is correct

The correct answer is A. यांत्रिक गणना उपकरण / Mechanical calculating device. The slide rule was an old mechanical tool used for calculation. For exams remember it as a tool before electronic calculators.

Step 3

Exam Tip

स्लाइड रूल गणना के लिए उपयोग होने वाला पुराना यांत्रिक उपकरण था। परीक्षा में इसे इलेक्ट्रॉनिक कैलकुलेटर से पहले के साधन के रूप में याद रखें।

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अबेकस में गणना मुख्य रूप से किसकी मदद से की जाती थी?

Calculation on an abacus was mainly done with the help of what?

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Correct Answer

A. मोतियों या दानोंBeads

Step 1

Concept

An abacus uses beads moved on rods for calculation. For exams place it among the oldest calculating devices.

Step 2

Why this answer is correct

The correct answer is A. मोतियों या दानों / Beads. An abacus uses beads moved on rods for calculation. For exams place it among the oldest calculating devices.

Step 3

Exam Tip

अबेकस में दानों को खिसकाकर गणना की जाती थी। परीक्षा में इसे सबसे पुराने गणना उपकरणों में रखें।

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पास्कलाइन किस प्रकार की गणना में विशेष रूप से सहायक थी?

Pascaline was especially helpful in which type of calculation?

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Correct Answer

A. जोड़ और घटावAddition and subtraction

Step 1

Concept

Pascaline was mainly useful for addition and subtraction. For exams connect it with Blaise Pascal.

Step 2

Why this answer is correct

The correct answer is A. जोड़ और घटाव / Addition and subtraction. Pascaline was mainly useful for addition and subtraction. For exams connect it with Blaise Pascal.

Step 3

Exam Tip

पास्कलाइन मुख्य रूप से जोड़ और घटाव जैसे कार्यों में उपयोगी थी। परीक्षा में इसे ब्लेज पास्कल से जोड़ें।

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लाइबनिज की मशीन पास्कलाइन से आगे किस काम में भी सक्षम थी?

Leibniz's machine was further capable of which work compared with Pascaline?

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Correct Answer

A. गुणा और भागMultiplication and division

Step 1

Concept

Leibniz's machine was known for tasks like multiplication and division. For exams connect it with the growth of mechanical calculation.

Step 2

Why this answer is correct

The correct answer is A. गुणा और भाग / Multiplication and division. Leibniz's machine was known for tasks like multiplication and division. For exams connect it with the growth of mechanical calculation.

Step 3

Exam Tip

लाइबनिज की मशीन गुणा और भाग जैसे कार्यों के लिए भी जानी गई। परीक्षा में इसे यांत्रिक गणना के विकास से जोड़ें।

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जैक्वार्ड लूम ने कंप्यूटर इतिहास को कौन सा महत्वपूर्ण विचार दिया?

Which important idea did Jacquard Loom give to computer history?

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Correct Answer

A. निर्देशों को कार्ड से नियंत्रित करनाControlling instructions through cards

Step 1

Concept

Jacquard Loom showed the idea of control through punch cards. For exams treat it as an early inspiration for programmed machines.

Step 2

Why this answer is correct

The correct answer is A. निर्देशों को कार्ड से नियंत्रित करना / Controlling instructions through cards. Jacquard Loom showed the idea of control through punch cards. For exams treat it as an early inspiration for programmed machines.

Step 3

Exam Tip

जैक्वार्ड लूम ने पंच कार्ड से नियंत्रण का विचार दिखाया। परीक्षा में इसे प्रोग्राम नियंत्रित मशीनों की शुरुआती प्रेरणा मानें।

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एनालिटिकल इंजन में संग्रह और प्रसंस्करण के लिए कौन सा विचार था?

Which idea existed in Analytical Engine for storage and processing?

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Correct Answer

A. स्टोर और मिलStore and mill

Step 1

Concept

Babbage's Analytical Engine had the ideas of store and mill. For exams see them as ideas similar to memory and CPU.

Step 2

Why this answer is correct

The correct answer is A. स्टोर और मिल / Store and mill. Babbage's Analytical Engine had the ideas of store and mill. For exams see them as ideas similar to memory and CPU.

Step 3

Exam Tip

बैबेज के एनालिटिकल इंजन में स्टोर और मिल की अवधारणा थी। परीक्षा में इन्हें आधुनिक मेमोरी और सीपीयू से मिलती जुलती सोच मानें।

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एडा लवलेस का योगदान किस मशीन की योजना से जुड़ा था?

Ada Lovelace's contribution was linked with the plan of which machine?

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Correct Answer

A. एनालिटिकल इंजनAnalytical Engine

Step 1

Concept

Ada Lovelace became famous through work on Babbage's Analytical Engine. For exams connect her with early programming ideas.

Step 2

Why this answer is correct

The correct answer is A. एनालिटिकल इंजन / Analytical Engine. Ada Lovelace became famous through work on Babbage's Analytical Engine. For exams connect her with early programming ideas.

Step 3

Exam Tip

एडा लवलेस ने बैबेज के एनालिटिकल इंजन पर कार्य से प्रसिद्धि पाई। परीक्षा में उन्हें प्रारंभिक प्रोग्रामिंग विचार से जोड़ें।

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होलेरिथ की टैबुलेटिंग मशीन का उपयोग किस देश की जनगणना में प्रसिद्ध हुआ?

Hollerith's tabulating machine became famous in the census of which country?

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Correct Answer

A. अमेरिकाUnited States

Step 1

Concept

Hollerith's machine became famous through use in the United States census. For exams remember it with data processing and punch cards.

Step 2

Why this answer is correct

The correct answer is A. अमेरिका / United States. Hollerith's machine became famous through use in the United States census. For exams remember it with data processing and punch cards.

Step 3

Exam Tip

होलेरिथ की मशीन अमेरिकी जनगणना में उपयोग से प्रसिद्ध हुई। परीक्षा में इसे डाटा प्रोसेसिंग और पंच कार्ड से याद रखें।

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टैबुलेटिंग मशीन का मुख्य कार्य क्या था?

What was the main work of a tabulating machine?

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Correct Answer

A. डाटा को गिनना और व्यवस्थित करनाCounting and organizing data

Step 1

Concept

A tabulating machine helped count and organize data quickly. For exams connect it with census work.

Step 2

Why this answer is correct

The correct answer is A. डाटा को गिनना और व्यवस्थित करना / Counting and organizing data. A tabulating machine helped count and organize data quickly. For exams connect it with census work.

Step 3

Exam Tip

टैबुलेटिंग मशीन डाटा को तेजी से गिनने और व्यवस्थित करने में मदद करती थी। परीक्षा में इसे जनगणना कार्य से जोड़ें।

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कोनराड ज्यूस ने प्रारंभिक कंप्यूटर विकास में किस देश में काम किया?

Konrad Zuse worked in early computer development in which country?

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Correct Answer

A. जर्मनीGermany

Step 1

Concept

Konrad Zuse was linked with early computer development in Germany. For exams remember Zuse and Germany together.

Step 2

Why this answer is correct

The correct answer is A. जर्मनी / Germany. Konrad Zuse was linked with early computer development in Germany. For exams remember Zuse and Germany together.

Step 3

Exam Tip

कोनराड ज्यूस जर्मनी के प्रारंभिक कंप्यूटर विकास से जुड़े थे। परीक्षा में ज्यूस और जर्मनी को साथ याद रखें।

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