Câu hỏi và đáp án bài Reading Test 3 passage 3 - IELTS Cambridge 9 - Information theory - the big idea

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Questions 27-32

Reading Passage 3 has six paragraphs, A-F.

Which paragraph contains the following information?

Write the correct letter, A-F, in boxes 27-32 on your answer sheet.

27. an explanation of the factors affecting the transmission of information
28. an example of how unnecessary information can be omitted
29. a reference to Shannon's attitude to fame
30. details of a machine capable of interpreting incomplete information
31. a detailed account of an incident involving information theory
32. a reference to what Shannon initially intended to achieve in his research

Questions 33-37

Complete the notes below.

Choose NO MORE THAN TWO WORDS from the passage for each answer.

Write your answers in boxes 33-37 on your answer sheet.

The Voyager 1 Space Probe

• The probe transmitted pictures of both 33 .................... and ...................., then left the 34 .................... .
• The freezing temperatures were found to have a negative effect on parts of the space probe.
• Scientists feared that both the 35 .................... and .................... were about to stop working.
• The only hope was to tell the probe to replace them with 36 .................... - but distance made communication with the probe difficult.
• A 37 .................... was used to transmit the message at the speed of light.
• The message was picked up by the probe and the switchover took place.

Questions 38-40

Do the following statements agree with the information given in Reading Passage 3?

In boxes 38-40 on your answer sheet, write:

• TRUE if the statement agrees with the information
• FALSE if the statement contradicts the information
• NOT GIVEN if there is no information on this

38. The concept of describing something as true or false was the starting point for Shannon in his attempts to send messages over distances.

39. The amount of information that can be sent in a given time period is determined with reference to the signal strength and noise level.

40. Products have now been developed which can convey more information than Shannon had anticipated as possible.

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Reading Passage 3, Questions 27-40

27. D
28. F
29. B
30. E
31. A
32. C
33. IN EITHER ORDER; BOTH REQUIRED FOR ONE MARK
    • Jupiter
    • Saturn
34. Solar System
35. IN EITHER ORDER; BOTH REQUIRED FOR ONE MARK
    • sensors
    • circuits
36. spares
37. radio dish
38. TRUE
39. TRUE
40. FALSE