This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Mathematics Chapter 3 Data Handling – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Mathematics Chapter 3 Data Handling Quiz 6 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. 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. 2. The median of the data 20, 30, 40, 10, 15, 25, 35 is A) 20. B) 25. C) 30. D) 40. Show Answer Correct Answer: B) 25. 3. The visual representation of data to compare quantities of various categories is called A) Pictograph. B) Line Graph. C) Bar Graph. D) Pie Chart. Show Answer Correct Answer: C) Bar Graph. 4. 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. 5. 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) 17.0 (B) FALSE. C) 17 (b) True. D) 17 (b) False. Show Answer Correct Answer: A) 17.0 (b) True. 6. 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. 7. A grove of mangoes hangs on the top of a branch which is 2 M long and 40 cm above ground. A monkey can jump 40 CM at once. How many jumps does the monkey need to snap the grove? A) 8. B) 5. C) 6. D) 3. Show Answer Correct Answer: C) 6. 8. Which of the following is True about a series data structure in Pandas? A) It is heterogenous data structure. B) Value of a series is mutable. C) Value of a series is immutable. D) Size of series is mutable. Show Answer Correct Answer: B) Value of a series is mutable. 9. Which measures of central tendency get affected if the extreme observations on both the ends of a data arranged in descending order are removed? A) Mean and mode. B) Mean and Median. C) Mode and Median. D) Mean, Median and Mode. Show Answer Correct Answer: A) Mean and mode. 10. Which of the following is incorrect file handling mode in Python A) R. B) X. C) T+. D) B. Show Answer Correct Answer: C) T+. 11. Using Graph 1 on your worksheet work out how many apples were sold? A) 80. B) 83. C) 86. D) 90. Show Answer Correct Answer: C) 86. 12. What is 42% expressed as a decimal? A) 0.42. B) 4.2. C) 42. D) 0.042. Show Answer Correct Answer: A) 0.42. 13. ALL STATES OF INDIA A) IS A SET. B) IS NOT A SET. C) All the above. D) None of the above. Show Answer Correct Answer: A) IS A SET. 14. What does a Pictograph help in answering? A) Questions on the data in detail. B) Questions on the data with confusion. C) Questions on the data at a glance. D) Questions on the data with difficulty. Show Answer Correct Answer: C) Questions on the data at a glance. 15. ..... function returns current date and time. A) SET DATEFIRST. B) SYSDATETIME. C) Cert ID. D) GETDATE. Show Answer Correct Answer: D) GETDATE. 16. Which football team scored 6 goals in their openning match at the world cup in Qatar against Iran A) England. B) Wales. C) Germany. D) USA. Show Answer Correct Answer: A) England. 17. In a line graph, what does the x-axis represent? A) Legend. B) Y-axis. C) Independent variable. D) Dependent variable. Show Answer Correct Answer: C) Independent variable. 18. Which of the following takes a dict of dicts or a dict of array-like sequences and returns a DataFrame? A) DataFrame.from items. B) DataFrame.from records. C) DataFrame.from dict. D) All of the mentioned. Show Answer Correct Answer: A) DataFrame.from items. 19. What is the probability of getting prime numbers on rolling a dice? A) 1/2. B) 2/8. C) 3. D) None of the above. Show Answer Correct Answer: A) 1/2. 20. Data Frame in pandas is A) 1 dimensional array. B) 2 dimensional array. C) 3 dimensional array. D) None of the above. Show Answer Correct Answer: B) 2 dimensional array. 21. Numbers from 1 to 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 2-digit number???? A) 1/15. B) 9/15. C) 3/5. D) 2/5. Show Answer Correct Answer: D) 2/5. 22. Which of the following is correct Features of DataFrame? A) Potentially columns are of different types. B) Can Perform Arithmetic operations on rows and columns. C) Labeled axes (rows and columns). D) All of the above. Show Answer Correct Answer: D) All of the above. 23. What is the probability of pulling a non-face card from a deck of cards? P(non-face card) = A) 40/52. B) 12/52. C) 52/52. D) 26/52. Show Answer Correct Answer: A) 40/52. 24. When a die is thrown, list the outcomes of an event of getting a number not greater than 5 A) 3. B) 4. C) 5. D) 6. Show Answer Correct Answer: B) 4. 25. The median of the set of numbers 12, 26, 17, 28, 10, 14 and 35 is A) 28. B) 26. C) 17. D) 44. Show Answer Correct Answer: C) 17. ← PreviousNext →Related QuizzesClass 7 Mathematics Chapter 3 Data Handling Quiz 1Class 7 Mathematics Chapter 3 Data Handling Quiz 2Class 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 7Class 7 Mathematics Chapter 3 Data Handling Quiz 8Class 7 Mathematics Chapter 3 Data Handling Quiz 9Class 7 Mathematics Chapter 3 Data Handling Quiz 10Class 7 Mathematics Chapter 3 Data Handling Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books