Why were the telephone, radio, and TV invented?
A. A Lack of understanding signs, symbols and gestures
B. For communicating across long distances
C. Signs. symbols and signals became obsolete
D. For new forms of entertainment
সঠিক উত্তরঃ
B.
For communicating across long distances
Explanation:
Related Questions (Any University/Year)
- SOS stands for-
- [{"text": "[E-40, DU-B : 2008-09]"}, {"question": "", "options": [{"option": "terrible", "answer": false}, {"option": "shocking", "answer": false}, {"option": "great", "answer": true}, {"option": "excellent", "answer": false}], "type": "question", "database_type": "qb", "university": "du", "year": "2008-09", "unit": "b", "shift": "", "subject": "e-b", "chapter": "e-31", "topic": "", "title": "The word 'tremendous' means", "full_question": "the word \"homogeneous\" mean", "mark": 1.0, "answer": "one", "explanation": "the word \"homogeneous\" mean[E-40, DU-B : 2008-09]"}, {"question": "", "options": [{"option": "in the southwest of U.S.", "answer": true}, {"option": "in English", "answer": false}, {"option": "in pronunciation", "answer": false}, {"option": "elsewhere", "answer": false}], "type": "question", "database_type": "qb", "university": "du", "year": "2008-09", "unit": "b", "shift": "", "subject": "e-b", "chapter": "e-40", "topic": "", "title": "Where can we find \"Spanish influence\"?", "full_question": "The word \"form shire to shire\" stand for", "mark": 1.0, "answer": "one", "explanation": "The word \"form shire to shire\" stand for
- Quantum computing, a rapidly emerging technology, harnesses the properties of quantum mechanics to store data and perform calculations using qubits rather than regular binary bits. Quantum algorithms take a new approach to numerous sorts of complex problems by creating multidimensional spaces linking data points. Our classical computers, even super computers can't do this. Quantum computers might contribute greatly to security, finance, aeronautics, bioinformatics, digital manufacturing etc. Real quantum hardware, a tool scientists only began to imagine three decades ago, is now available to millions of developers. Powerful super conducting quantum processors are driving towards such a computing speed and capacity that they can potentially change the world.What is the full form of 'Qubit"?
- Which on is the suitable antonym of the word 'perverse'?
- Money, as a means of exchange, is becoming less common in modern societies all over the world. Every year, a higher percentage of purchases are made online, and even in stores customers are now using credit cards. Many people today do all of their banking on the Internet. The author of the passage probably assumes that
- The writer intends to write an essay on-
- Throughout history, the search for salt has played an important role in society. Where it was scarce, salt was traded ounce for ounce with gold. Rome′s major highway was called the via salaria, that is the Salt road. Along the road, Roman soldiers transported salt crystals from the salt flats at Ostia up the Tiber River. In return, they received a salarium or salary, which was literally money paid to soldiers to buy salt. The old saying ‘worth their salt′. Which mean to be valuable derives from the custom of payment during the Empire.Salarium is a Latin Word that means−
- Read the passage below and answer the question that follow : Children's right to education is widely recognized today as a fundamental right. But that also implies that the school they go to will have a pleasant and learning-friendly environment where everyone will have an enjoyable time. Teachers will be kind, caring and supportive, and children will feel relaxed. No harsh words will be spoken to them and special care will be taken of childern with learning disabilities. That, unfortunately, is not the general picture in many school. The system of eduction in this parts of the wold does not allow childern much freedom and their special needs are often ignored. Children remain silent in the class unledd their teachers as them a question. They can not take change of their education and are encouraged to be obedient listeners. Learning is still based on rote memorization. Which does not allow students to thiks critically. The word 'memorization' means
- Which two things of nature does Robert Herrick find similar to human being and daffodils?
- Which one is the following is a word with a suffix that denotes an agent?
- Human lives ____.
- [{"text": "The aim the writer is to persuade the reader that-", "mark": 1.0, "answer": "one", "explanation": "The aim the writer is to persuade the reader that-[E-40,\u00a0DU-B : 2013-14]"}, {"question": "", "options": [{"option": "There is not enough repect for authority", "answer": false}, {"option": "There is not enough memorization", "answer": false}, {"option": "There is too much stress on creativity", "answer": true}, {"option": "There is a shortfall of discipline", "answer": false}], "type": "question", "database_type": "qb", "university": "du", "year": "2013-14", "unit": "b", "shift": "", "subject": "e-b", "chapter": "e-40", "topic": "", "title": "Which is a criticism of Western upbringing made by the writer?", "full_question": "The phrase \"on the other hand\"is used to signal that the writer will-", "mark": 1.0, "answer": "one", "explanation": "The phrase \"on the other hand\"is used to signal that the writer will-[E-5, DU-B : 2014-15]"}, {"question": "", "options": [{"option": "did Fleming invent", "answer": true}, {"option": "Fleming invented", "answer": false}, {"option": "Fleming invents", "answer": false}, {"option": "hal Fleming invented", "answer": false}], "type": "question", "database_type": "qb", "university": "du", "year": "2014-15", "unit": "b", "shift": "", "subject": "e-a", "chapter": "e-19", "topic": "", "title": "When ---- Penicillin?", "full_question": "The word \"Outperform\" means-", "mark": 1.0, "answer": "one", "explanation": "The word \"Outperform\" means-
- Which one of the followings implies that Voltaire was a non-conformist?
- 'Blue chips' are-
- Which is INCORRECT?
- Which one is mentioned here as the oldest institution of Rajshahi?
- Antonym of the word 'assemble' is-
- If rendered in active voice, the sentence "Rajshahi is usually associated by the average Bangladeshi with silk." would've be:
- [{"text": "What is the main topic of the passage?", "mark": 1.0, "answer": "one", "explanation": "What is the main topic of the passage?[E-40,\u00a0JU-F2 : 2016-17]"}, {"question": "", "options": [{"option": "upward", "answer": false}, {"option": "downward", "answer": false}, {"option": "toward the right", "answer": false}, {"option": "toward the left", "answer": true}], "type": "question", "database_type": "qb", "university": "ju", "year": "2016-17", "unit": "f", "shift": "2", "subject": "e-b", "chapter": "e-40", "topic": "", "title": "According to the passage, a person who is right-handed is more likely to draw people and animals that are facing-", "full_question": "In the last paragraph, the words \"the picture\" refer to which of the following?", "mark": 1.0, "answer": "one", "explanation": "In the last paragraph, the words \"the picture\" refer to which of the following?[E-40,\u00a0JU-F2 : 2016-17]"}]
- An 'elegy' is a -