Microsoft recruitment intelligence questions

Microsoft has an interesting question about recruitment. You can try it!
Microsoft recruitment intelligence questions

1. A mobile phone manufacturer may lose half of the battery life due to design mistakes (not during rush discharge ), the solution is to replace the battery for free or buy a coupon for the new phone of the factory for 50 yuan. Please write a letter to all purchased users to inform the solution.

2. When a senior leader visited a museum, he asked the museum librarians Mr. Wang for a brick of the Ming Dynasty as a souvenir. According to national regulations, no one may turn museum collections into private ones. The museum director needs to write a letter to the leader to clear the bricks.

3. (China Test Area) The salesclerk sold the 20 thousand yuan laptop to Mr. Li at 12 thousand Yuan due to misoperations. How did Miss Wang's manager write a letter to Mr. Li trying to get the money back?

4. How many cars are there in the United States?

5. Insert the car key into the door. In which direction can the car lock be turned on?

6. 1000! How many digits are there? Why?

7. Compile a program to calculate the sum of quality, for example, F7 = 1 + 3 + 5 + 7 + 11 + 13 + 17 = 58.

8. It takes an hour to burn an uneven rope. How can I use it to determine the length of a half hour?

9. u2 had to arrive at the concert venue within 17 minutes. They had to cross a bridge on the way. Four people started from the same end of the bridge. You had to help them reach the other end. The sky was dark, they only have one flashlight. At the same time, a maximum of two people can bridge the bridge together, while a flashlight must be held when crossing the bridge, so someone has to bring the flashlight back and forth to both ends of the bridge. Note: The flashlight cannot be lost. The walking speed varies by the four people. If the two people walk in the same way, the speed of the slow person prevails. Bono takes 1 minute to bridge the bridge; edge takes 2 minutes to bridge the bridge; Adam takes 5 minutes to bridge the bridge; Larry takes 10 minutes to bridge the bridge. How do they bridge the bridge within 17 minutes? (Answer within five minutes)

How can we place 10.10 red balls, 10 white balls, and two identical bags to make it the most likely to take a ball from a bag? What is it?

11.1-100,000 is arranged in a certain order. How can I correct a number? The best way to write. What if two numbers are incorrect?

12. I will give you two 8 s and two 3 s. We will only use the addition, subtraction, multiplication, division, and parentheses. How can we get 24?

13. A Class of m students asked how many m students there are. The probability of two people having the same natural day is 0.6. Create a mathematical model and answer (15 points)
[Which situations does this model apply to communication?]

14. In order to solve the problem of hard bathing for students, the school creates a new bathhouse. The number of faucets is m, which is open for K hours every day.
The number of students is N. Each student takes a bath once a week, and every time it takes half an hour, the students arrive at the bathhouse and are evenly distributed.
M is usually less than 10 minutes for students to take a bath. Create a mathematical model and answer (30 points)
[Which situations does this model apply to communication?]

15. What do you do if you have money?

16. Who are your best friends? How long have you known her?

17 ....
...
...
Use only one stroke and four straight lines to connect all the nine points.

18. For a batch numbered 1 ~ 100 switch all lights up (on) to perform the following operations:
One switch is switched in the inverse direction of 1; the opposite direction of 2 is switched in the opposite direction; the opposite direction of 3 is switched in the opposite direction.
Switch ......
Q: What is the number of the light in the closing status?

19. A diamond is placed at the door of each elevator on the first floor to the tenth floor, with different diamond sizes. When you take the elevator from the first floor to the tenth floor, the elevator door on each floor will open once. You can only get a diamond once. How can you get the largest one?

20. There are 7 grams, 2 grams of weight each, one balance, how to use these items three times to divide 140 grams of salt into 50, 90 grams each?

21. there are two rooms, one with three lights, and the other with a switch to control the three lights (the two rooms are separated and unrelated ). Now, you have to go to the two rooms once and determine which switch controls the three rooms respectively. Can you come up with a solution? (Note: each room can only be accessed once)

22. There is an infinite amount of water. How can I use a 5-gallon or 3-gallon bucket to produce 4-gallon water? There are at least two solutions in five minutes?

23. A famous TV News host is about to leave the news program he hosts and seek better development. Before he leaves, when he hosts the last program, he will give a farewell speech to the audience who have supported him for two years. You will write a short, refined, and creative farewell message for him.

24. reporters A and B Agreed to interview a well-known individual for the period from one o'clock P.M. to half past one and half past one to respectively. Reporters B waited until and no reporters a ended the interview, reporter B has a new interview task at. If you are a reporter B, how would you persuade reporter a to end the interview?

25. In the tc2.0 environment, the execution result is as follows:
Please input: scanf: floating point formats not linked
Abnormal Program termination
Try to solve it!
# Include "stdio. H"
# Include "stdlib. H"
Main ()
{
Float *;
A = (float *) malloc (10 * sizeof (float ));
Printf ("
Please input :");
Scanf ("% F", & A [0]);/* & A [0] Neither */
Printf ("
What you have input is % F
", * );
Getch ();
Free ();
}

26. If you ask a worker to work for you for seven days, the reward is a gold bar. You have to give them one piece of gold at the end of every day. If you only make two breaks, if you pay for them?

27. One train leaves Los Angeles at a rate of 15 kilometers per hour and goes straight to New York. The other train departs from New York to Los Angeles at a rate of 20 kilometers per hour. If there is a bird, the speed 30 kilometers away, and the current start of two trains, bilosserge will depart, return after encountering another car, and then fly back and forth between the two trains in turn, I only met a train on both sides. How long does this bird study?

28. Imagine that you are in front of the mirror. Why can't images in the mirror be upside down, but not upside down?

29. you have four pills in a can. Each pill has a certain weight. The contaminated pills are not contaminated. + 1. how can I determine which jar of medicine is contaminated once?

30. You have a bucket of jelly, including yellow, green, and Red. Close your eyes and select two in the same color and capture two in the same color. You can determine if you have two joos of the same color after capturing them?

31. In the United States, if you want to remove any of the 50 states, which one do you want to remove? Why?

32. F (n) = 1 n> 8 n <12
F (n) = 2 n <2
F (n) = 3 n = 6
F (n) = 4 N = Other
Use the +-*/and sign (n) functions to combine the F (n) function.
Sign (n) = 0 n = 0
Sign (n) =-1 n <0
Sign (n) = 1 n> 0

33. Find a mathematical formula for finding the day of a week? For example, what is the day of the week in March?

34. How can I estimate the size of the Oriental Pearl Tower?

35.13x * x + 1 = y * Y (both X and Y are positive integers?

36.15 Caltech students and 15 MIT students took a boat and a sea burst into a storm. To save the ship, the captain decided to drop half of the passengers to the sea, so 15 students must be thrown into the sea. To be fair, the Captain arranged for 30 students to form a circle and start to count. When the number reaches 13th, he left the circle, until all 15 unfortunate guys are thrown.
If you are a student at Caltech, how should you arrange a circle composed of 30 people to save your classmates and yourself, so that the 13th students who are counted every time are without exception MIT students?
You are not allowed to use any paper or pen or tools within 10 minutes to calculate the answer.

37. A question of strategy. The answer holder must guess a number selected by the person who guessed the question from 1 to 100. The person who guessed the question must tell the person who guessed the question that the number was large or small until he guessed it, it is required to guess at least 7 times. What is the mathematical principle involved?

38. you are an engineer who loves innovation, and the senior management team of your company is very bureaucratic. You want to work on your own, but there is no way to deal with your boss, how can you achieve your performance without leaving the company?

39. bill said on the board: "Gentlemen, according to the actual income of road operations, the dividend we want to pay is 6% of all shares, but with $4,000,000 of preferred shares, we must pay a 7.5% dividend, so we have to pay a 5% dividend on common stock."
Question: What is the value of common stock?

40. A and B carry the same amount of money and intend to use Lord Roslin's gambling tactics in horse racing, that is, place the bet on the biggest horse, in addition, the bet on the horse is equal to the loss rate of $1 for the gambling company.
A puts the bet on an angry horse and bet on it to win the first bet, while B thinks it can get the second bet, so they place different bets based on different odds, even if the two bets are combined, they are spent half of the sum of the gambling money they carry.
As a result, they both won. After winning the money, the money on a is twice that of B.
Note that the bet must be under the whole dollar (there are not a few corners or even a few changes). Can you guess how much they have won? Please give the answer within 10 minutes.

41. Why is the lid of a groundwater pipeline circular instead of square or other shapes?

42. Cut a box of cake into eight parts and divide it into eight parts, but there must be one in the box. How can this problem be solved?
43. logic questions:
Prerequisites:
Five houses are arranged in a column
The exterior colors of all houses are different.
All house owners come from different countries.
All house owners have different pets, drink different drinks, and smoke different cigarettes.
Tip:
The British live in a red house.
Swedes have a dog.
Danish drinking tea
The green house is on the left of the White House.
House owners in green houses drink coffee
House owners who smoke Pall Mall cigarettes raise birds
Yellow house owner smoke Dunhill
The center house owner drinks milk
Norwegian lives in the first house
The blend user lives next to the cat-raising house.
The horse-raising house owner is next to Dunhill's house.
Smoke beer from a blue master
Germans smoke prince
Norwegian lives next to the Blue House
People who only drink boiling water live next to the pumping Blend
Q: who raises fish?

44. (China Test Area) logic questions:
Five people come from different places, live in different houses, raise different animals, smoke different brands of cigarettes, drink different drinks, and like different foods. Identify who is the owner of the cat based on the following clues?
1. The Red House is on the right of the Blue House and on the left of the White House (not necessarily close to each other)
2. The owner of the yellow house is from Hong Kong and his house is not on the far left.
3. People who love pizza live next to those who love mineral water.
4. People from Beijing Love Moutai and live next to people from Shanghai.
5. The person who smoked Hilton cigarettes lives next to the horse-raising person.
6. Beer lovers also love chicken.
7. The green house dog.
8. People who love noodles live next to snakes.
9. The neighbors from Tianjin are close to one who loves beef and the other from Chengdu.

45. Three float: A, B, C
Question Value
(A + B) + C = (B + a) + C
(A + B) + C = (a + C) + B

46. Design a sampling system to describe how to anti-alias

47. Y1 (n) = x (2n), Y2 (n) = x (n/2:
If Y1 is a periodic function, is x a periodic function?
If X is a periodic function, is Y1 a periodic function?
If Y2 is a periodic function, is x a periodic function?
If X is a periodic function, is Y2 a periodic function?

48. What should I do if the bandwidth of the analog signal is 5 kHz and the 8 K sampling rate is used.

49. A program is aging in an embedded system (200 mcpu, 50 m of SDRAM) and needs to be optimized if it is switched to another system (m cpu, 50 m of SDRAM?

50. Which of the following sorting methods is the fastest for 12354?
A. Quick Sort
B. Buble sort
C. Merge sort

51. If you go to Mars tomorrow, 300, what do you want to do most this evening?

52. What are the usage and functions of destructor and virtual functions?

53. Would you like to draw the layer-7 network structure diagram of OSI and the layer-5 structure diagram of TCP/IP respectively?

54. Describe an example of a high goal and successful completion.

55. Is honesty always the best strategy?

56. Under what circumstances do you tend to lie?

57. If you can manage the world in one of the following ways: no shortage, no problems, no rules-what will you do?

58. Should all business relationships have a fixed period of time or there is a period of failure?
 
59. Which of the two is more important to you?

60. What management philosophy do you have to give up to achieve your purpose?
 
61. Do you learn more from success or failure?

62. Where do you think power comes from in your organization? Why?

63. Will customers always be right?

64. one day, the Meteorological Observatory predicted that a typhoon would be triggered later, and the boss was not in the company. He called the company to tell you, "Today there is a storm, there are several windows on the top floor that haven't been closed yet. Close them. "There are three answers:" 1. okay. I will close it immediately. 2. I have closed those windows. 3. the duty manager told me to close it." Which answer method will you choose?

65. What concepts did Microsoft propose before. Net?

66. How many times are there for an alarm? The time is correct after the hour and the minute-hand are reversed.
Note: the so-called correct time, that is, for the hour and minute hands, if you let the clock go for 12 hours, there must be a moment when the hour and minute hands will be in this position.

67. In the school lab, one bucket contains 12 liters of alcohol, which should be divided into half for other purposes. Now there are only two empty buckets in the range of 9 and 5. What can I do? Please think about it.

68.10 hackers snatched 100 pieces of gold from the treasure and planned to divide the trophy. This is a democratic pirate (of course, their own democracy). Their habit is to distribute in the following way: the most powerful pirate proposed a distribution scheme, then all the pirates (including those who propose the solution) will vote on the solution. If 50% or more of the pirates agree with this scheme, the scheme will be approved and the trophy will be allocated accordingly. Otherwise, the proposed pirate will be thrown into the sea, and then the nominated most powerful pirate will repeat the above process.
All the pirates are happy to see one of their associates thrown into the sea, but if they choose, they 'd rather get a cash deal. Of course they do not want to be thrown into the sea. All pirates are rational, and others are rational. In addition, no two of them are equally powerful-they have arranged their seats in full order, and everyone knows their levels and everyone else's levels. These gold blocks cannot be further divided or shared by several pirates, because no one of them believes that their associates will abide by the shared gold block arrangement. This is a group of pirates who only plan for themselves.
What kind of allocation scheme should the most fierce pirate propose to obtain the most gold?
For convenience, we will give them numbers based on the severity of these pirates. The most cowardly pirate is the first pirate, and the second cowardly pirate is the second pirate, and so on. In this way, the most powerful pirate should get the largest number and start to think about the answer to the question?

69. A painstaking milkman needs to put a milk bucket full of 256 Items of pure milk before leaving every morning. His customers are distributed in four different streets, and each street needs to supply the same exaggerated milk.
After the task on the first street is completed, he connects the tap water. Fill in the milk bucket. Next, he went to the Second Street to send milk. After the delivery, he returned to the tap water faucet and filled the milk bucket as before. Once a street is delivered, milk buckets are filled with water until all lucky customers are served.
If all customers supply the remaining 81 Items of pure milk in the bucket.

Q: How much pure milk is found in each street?

70. Place a single-sided duplicate paper in the middle of the two sheets of paper. Then, imagine turning the stacked paper up and down to fold the lower half to the back.
If you write your name in the upper part of the first piece of paper, how many copies of your name will you write? Where will they appear (front and back; upper and lower; first and second )? In what direction? Instead of illustrations, you can solve this problem with mental computing!

71. There are five people, A, B, C, D, and E. Everyone put a white or black hat on his head. Everyone can see the color of the hats on others' heads, but they can't see the color of their heads.
If a man is wearing a white hat, he is telling the truth. If the man is wearing a black hat, he is telling a lie. What they said is as follows:
A said: I saw three white hats and one black hat.
B said: I saw four black hats.
C: I saw a white hat and three black hats.
E: I saw four white hats.
Q: What colors do each of them wear?

72. There is a coin game rule:
(1) There are 10 coins in total.
(2) Both Parties take one, two, or four coins from them in turn.
(3) who gets the last coin and loses it.
L. Austin and Brooks' are playing this kind of game. Austin started, and Brooks' was later.
2. The two sides always try to take steps that will make them win; if they cannot win, they should try to take steps that will lead to peace.
Will there be one of them? In this case, who will crash?

73. A family decided to move into the city, so they went to find a house.
Three families, two husband and wife, and a 5-year-old child. They ran for a day and it was not easy to see an apartment for rent until the evening **. They rushed around, and the house was unexpectedly good. So I went to knock on the door and asked.
Then the gentle landlord came out and looked at the three guests from top to bottom.
The husband took the courage to ask: "Is this house rented? "
The landlord said with regret: "Ah, I am sorry. We will not hire any residents with children in our apartment. "
After my husband and wife listened, they did not know how to do well, so they walked away silently.
The five-year-old looked at everything from the beginning to the end. The lovely heart is thinking: Is there really no way?
His red-leaf little hand knocked on the landlord's door.
At this moment, the husband and wife have gone 5 meters away and looked back.
The door opened and the landlord came out again. The child said with great enthusiasm :......
The landlord laughed and decided to rent the house to them.
Q: What did the five-year-old man say and finally persuaded the landlord?

74. Some shopkeepers like to mark the price with bold and eye-catching figures, so that people can see at a glance. However, some shopkeepers, especially jewelry and antique dealers, are reluctant to do so. They are very cautious that they use the QR code even on small price cards. That is to say, if you want to know the price, you have to ask. These small-sized Businessmen often use the escape code to select a word containing 10 letters, each representing a number. For example:
S o u t h w a l e s
1 2 3 4 5 6 7 8 9 0
In this way, only the owner knows that HA means 57 PPS, or sh/ow means 15.26 pounds.
One day, I bought two antiques in a local antique shop, one marked with "of" and the other marked with "T/ea", totaling 6.41 pounds. My wife also bought two pieces, one marked with FB and the other marked with I/RP, totaling 5.69 pounds. My daughter bought two gadgets, BT and LP, totaling 1.77 pounds.
What is the quote used by the merchant to mark the price?

75. There are two-pound containers, all filled with wine, and a three-pound empty container. Today, there are four people, namely, A, B, C, and D. How can we use only these three non-scale containers without other tools to share the wines with the four of them?

76. (China Test Area) spring flowers bloom. The park is busy and busy in the morning. There are three older grandmothers who are talking about jokes at the peach tree. Ginger asked them how old they are?
The old man did not answer the question directly. One person wrote the word "Ben" with branches on the ground, the other wrote the word "last", and the other wrote the word "white.
Xiao Jiang is puzzled. Now, please guess the age of the three elders!

77. There are three different mailboxes. How many different projection methods are there for four different emails?

78. Four times in a row, throwing a coin, finding the probability that two appears is positive and that the last two appears is positive.

79. there are 30 basketball teams, which are divided into three groups (10 teams in each group) to carry out the competition in a single cycle. Then, the top three teams in each group are concentrated, and then the competition is conducted in a single cycle, it is stipulated that the two teams that have already met in the group stage will not play again. How many matches are there in the competition?

80. m and n are two equal planes. Four vertices are taken in M and five vertices are taken in N. Among the nine vertices, there are no other four vertices in total, and any three of them are not collocated. A. How many straight lines can be determined by these points? How many planes? B. How many triangular cones can be made with these vertices? Pyramid?

81. A shipping company has a ship from Harvard to New York at noon every day, and a ship is from New York to Harvard. The ship is always around for seven days, q: How many ships are there on the way from Harvard at noon?

82. there are several combine harvesters of the same type. It takes 24 hours to harvest wheat from a piece of land. However, they are put into work at the same time, after each input Job, it always works until the wheat harvest is complete. If the first harvest time is five times that of the last one, how long does it take to harvest the wheat in this land?

83. What is the ratio of taxis in Shanghai to the total number of motor vehicles in the city?

84. A journalist was originally scheduled to start his interview at on the same day. He had to go to another interview task at on the same day. However, the time for the previous reporter to interview from has been delayed. , The reporter decided to ask the previous reporter to suspend his interview. If you were him, how would you achieve your goal?

85. The side length of a square is 1, and the radius of each vertex is 1 as an arc. There is a common area in the middle of the square to calculate the area.

86.10 people lined up to wear hats, 10 yellow hats, and 9 blue hats. After wearing the hats, the people behind them can see the hats of all the people in front of them. Then they asked them about the color of their hats, as a result, I asked nine people who said they didn't know the color of their hats. What is the color and why?