This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Mathematics > Data Handling > Class 7 Mathematics Chapter 3 Data Handling – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 3 Data Handling Quiz 2 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the output of the following program?squares = {1:1, 2:4, 3:9, 4:16, 5:25}print(squares.pop(4))print(squares) A) 16{1:1, 2:4, 3:9, 4:16, 5:25}. B) 4{1:1, 2:4, 3:9, 4:16, 5:25}. C) 16{1:1, 2:4, 3:9, 5:25}. D) 4{1:1, 2:4, 3:9, 5:25}. Show Answer Correct Answer: C) 16{1:1, 2:4, 3:9, 5:25}. 2. Find the median of:95, 91, 81, 92, 81 A) 91. B) 81. C) All the above. D) None of the above. Show Answer Correct Answer: A) 91. 3. What is the name of the table where data is recorded so that it can be counted using numbers? A) Tally chart. B) Friend chart. C) Carroll diagram. D) Frequency table. Show Answer Correct Answer: D) Frequency table. 4. A group of 20 students recorded their heights (in cm). The data received were as given below. What is the range?150, 120, 112, 160, 155, 151, 158, 142, 148, 149, 161, 165, 140, 157, 156, 146, 148, 153, 138, 135 A) 99. B) 23. C) 47. D) 53. Show Answer Correct Answer: C) 47. 5. What type of information does data give? A) Words. B) Pictures. C) Numbers. D) Symbols. Show Answer Correct Answer: C) Numbers. 6. We use a survey to collect ..... By Maths Online Bathinda 9464387372 A) Information. B) Pictures. C) Bars. D) None of the above. Show Answer Correct Answer: A) Information. 7. What is the main difference between a bar graph and a line graph? A) Bar graph uses rectangular bars, line graph connects data points with lines. B) Bar graph uses triangular bars, line graph connects data points with curves. C) Bar graph uses circular bars, line graph connects data points with lines. D) Bar graph uses hexagonal bars, line graph connects data points with zigzags. Show Answer Correct Answer: A) Bar graph uses rectangular bars, line graph connects data points with lines. 8. Find the mode:13, 16, 12, 14, 19, 12, 14, 13, 14 A) 13. B) 15. C) 12. D) 14. Show Answer Correct Answer: D) 14. 9. Choose the immutable data type. A) Tuples. B) Set. C) List. D) Dictionaries. Show Answer Correct Answer: A) Tuples. 10. If a coin is flipped in the air, what is the probability of getting a tail? A) 2. B) 1/2. C) 1. D) 0. Show Answer Correct Answer: B) 1/2. 11. What type of graph is also known as a pie chart? A) Spherical chart. B) Round statistical diagram. C) Circular statistical graphic. D) Circular data visualization. Show Answer Correct Answer: C) Circular statistical graphic. 12. What is the primary purpose of a Pictograph? A) To hide information. B) To confuse people. C) To provide information visually. D) To waste time. Show Answer Correct Answer: C) To provide information visually. 13. Tally marks are used to find A) Frequency. B) Class Interval. C) Range. D) None of these. Show Answer Correct Answer: A) Frequency. 14. How many outcomes are there in tossing two coins together? A) 4. B) 2. C) 6. D) 0. Show Answer Correct Answer: A) 4. 15. In the class interval 35-45, 45 is called A) Midpoint. B) Lower Limit. C) Upper Limit. D) Frequency. Show Answer Correct Answer: C) Upper Limit. 16. There are 10 marbles in a box with numbers from 1 to 10 marked on each of them.What is the probability of drawing a marble with number 4? A) 4/10. B) 2/5. C) 1/10. D) 1/5. Show Answer Correct Answer: C) 1/10. 17. The vertical axis on the bar graph is named as: A) X axis. B) A axis. C) Y axis. D) P axis. Show Answer Correct Answer: C) Y axis. 18. Which percent is equivalent to 0.08? A) 0.08%. B) 80%. C) 8%. D) 0.0008%. Show Answer Correct Answer: C) 8%. 19. Find the Mean of the given numbers:3, 5, 7, 9 A) 8. B) 5. C) 6. D) 24. Show Answer Correct Answer: C) 6. 20. What is the main feature of a Pictograph? A) It uses only words. B) It uses only numbers. C) It uses only symbols. D) It uses pictures of objects. Show Answer Correct Answer: D) It uses pictures of objects. 21. Every bar graph has ..... A) Title. B) Scale. C) Two lines. D) Labels on both lines. E) All of the above. Show Answer Correct Answer: E) All of the above. 22. Numbers from 5 from 15 are written on separate slips(one number on one slip), kept in a box and mixed well. One slip chosen from the box without looking into it. What is the probability of getting a number 6???? A) $1$. B) $0$. C) $\frac{1}{11}$. D) $\frac{1}{10}$. Show Answer Correct Answer: C) $\frac{1}{11}$. 23. Mean, Median and Mode can be same for some data. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 24. The total of the pie chart angles should be ..... A) 180 degree. B) 270 degree. C) 360 degree. D) 90 degree. Show Answer Correct Answer: C) 360 degree. 25. PANDAS stands for ..... A) Panel Data Analyst. B) Panel Data. C) Panel Data Analyse. D) Panel Database. Show Answer Correct Answer: B) Panel Data. 26. The lower limit of the class 250-300 A) 270. B) 250. C) 300. D) 280. Show Answer Correct Answer: B) 250. 27. What does a data collection consist of? A) Numbers and symbols. B) Numbers and shapes. C) Numbers and colors. D) Numbers and letters. Show Answer Correct Answer: D) Numbers and letters. 28. Extend:2, 4, 6, 8, A) 10, 12, 15. B) 10, 12, 14. C) 1 3 5 7. D) None of the above. Show Answer Correct Answer: B) 10, 12, 14. 29. What is this?Collecting the set of data and representing into a different form. A) Data Handling. B) Measurment. C) Numbers. D) All of the above. Show Answer Correct Answer: A) Data Handling. 30. A ..... is a pictorial representation of the grouped data in the form of bars touching each other A) Bar Graph. B) Histogram. C) Pie Chart. D) None of the above. Show Answer Correct Answer: B) Histogram. 31. Rearrange the following in descending order:2 3 2 5 2 5 8 9 2 A) 9 8 5 5 3 2 2 2 2. B) 3 5 5 8 8 9. C) 9 8 8 5 5 3. D) 2 2 2 2 3 5 5 8 9. Show Answer Correct Answer: A) 9 8 5 5 3 2 2 2 2. 32. This function in the library of Pandas allows you to manipulate data and create new variables: A) Pivot table function. B) Read csv function. C) Merge function. D) Apply function. Show Answer Correct Answer: D) Apply function. 33. In which graph is symbol used? A) Pictograph. B) BAR GRAPH. C) NONE OF THE ABOVE. D) None of the above. Show Answer Correct Answer: A) Pictograph. 34. The range of the marks 85, 76, 89, 39, 54, 65 is ..... A) A. 89. B) B.39. C) C. 50. D) None of the above. Show Answer Correct Answer: C) C. 50. 35. Which of the following creates an object which maps data to a dictionary? A) Listreader(). B) DicReader (). C) Tuplereader(). D) Reader(). Show Answer Correct Answer: B) DicReader (). 36. Number of coins in a bag is an example of ..... A) Discrete Data. B) Organized Data. C) Raw Data. D) Continuous Data. Show Answer Correct Answer: A) Discrete Data. 37. Roster method is describing the elements in a set. A) TRUE. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 38. Data means Information in the form of which figures? A) Raw. B) Array. C) Numerical. D) None. Show Answer Correct Answer: C) Numerical. 39. What type of graph uses pictures to represent data? A) Line graph. B) Bar graph. C) Pie chart. D) Pictograph. Show Answer Correct Answer: D) Pictograph. 40. Find median.24, 19, 25, 6, 7 A) 25. B) 19. C) 25. D) 24. Show Answer Correct Answer: B) 19. 41. Which of the following experiments does not have equally likely outcomes A) Choosing a number at random from 1 to 7. B) Tossing a coin. C) Choosing a letter at random from the word school. D) None of these. Show Answer Correct Answer: C) Choosing a letter at random from the word school. 42. Which of the following is NOT important while constructing a bar graph? A) Defining the scale. B) Labeling the two lines. C) Giving a suitable title. D) Colouring the bars. Show Answer Correct Answer: D) Colouring the bars. 43. Describe the meaning of the median? A) Number that occurs the most. B) Middle most number. C) The lowest number. D) The highest number. Show Answer Correct Answer: B) Middle most number. 44. If O O O O represents 3000 eggs, what does O O stand for? A) 15. B) 1500. C) 75. D) 150. E) 1. Show Answer Correct Answer: B) 1500. 45. What is another way of saying 2 + 2 + 2 + 2 + 2? A) 2 groups of 2. B) 5 groups of 2. C) All the above. D) None of the above. Show Answer Correct Answer: B) 5 groups of 2. 46. ..... is one dimensional array. A) Series. B) Dataframe. C) Both of these. D) None of these. Show Answer Correct Answer: A) Series. 47. What fraction of a pie chart showing the favorite TV soaps of 400 people, represents the 80 people who chose Eastenders? A) 1/4. B) 1/2. C) 1/5. D) 1/8. Show Answer Correct Answer: C) 1/5. 48. The number of trees in different parks of a city are 33, 38, 48, 33, 34, 34, 33 and 24. The mode of this data is A) 34. B) 24. C) 48. D) 33. Show Answer Correct Answer: D) 33. 49. Tell whether this is certain to happen, impossible or can happen but not certain:A dice when rolled will land up on 6. A) Impossible. B) Certain to Happen. C) Can Happen but not Certain. D) None of these. Show Answer Correct Answer: C) Can Happen but not Certain. 50. Find the median.12, 5, 9, 18, 22, 25, 5 A) 18. B) 8. C) 12. D) 9. Show Answer Correct Answer: C) 12. 51. Most frequent occurring value in a series is called A) Mode. B) Median. C) Mean. D) None of these. Show Answer Correct Answer: A) Mode. 52. Tally marks are used to find which of the following? A) Frequency. B) Midpoint. C) Classmarks. D) Range. Show Answer Correct Answer: A) Frequency. 53. The difference between highest and lowest value of a set of data is called ..... A) Range. B) Mean. C) Frequency. D) Observation. Show Answer Correct Answer: A) Range. 54. Pictorial representation of data using symbols is known as ..... A) Bar graph. B) Pictograph. C) Double bar graph. D) None of these. Show Answer Correct Answer: B) Pictograph. 55. It is a collection of well-defined group of objects. A) Element. B) Set. C) Cardinality. D) None of these. Show Answer Correct Answer: B) Set. 56. The median of the data 20, 30, 40, 10, 15, 25, 35 is A) 40. B) 20. C) 30. D) 25. Show Answer Correct Answer: D) 25. 57. The visual representation of data to compare quantities of various categories is called A) Bar Graph. B) Line Graph. C) Pie Chart. D) Pictograph. Show Answer Correct Answer: A) Bar Graph. 58. In data science, which of the python library are more popular? A) Numpy. B) Pandas. C) OpenCv. D) Django. Show Answer Correct Answer: B) Pandas. 59. What will be the output produced by following code statements?(a) 87//5.0(b) (87//int(5.0))==(87//5.0) A) 17.0 (b) True. B) 17 (b) False. C) 17.0 (B) FALSE. D) 17 (b) True. Show Answer Correct Answer: A) 17.0 (b) True. 60. What are the two types of data? A) Permanent and Temporary. B) Primary and Secondary. C) All the above. D) None of the above. Show Answer Correct Answer: B) Primary and Secondary. ← PreviousNext →Related QuizzesMathematics QuizzesClass 7 QuizzesClass 7 Mathematics Chapter 3 Data Handling Quiz 1Class 7 Mathematics Chapter 3 Data Handling Quiz 3Class 7 Mathematics Chapter 3 Data Handling Quiz 4Class 7 Mathematics Chapter 3 Data Handling Quiz 5Class 7 Mathematics Chapter 3 Data Handling Quiz 6Class 7 Mathematics Chapter 3 Data Handling Quiz 7 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books