Key – value concept is in ____

  1. Home

Question:
Key – value concept is in ____

1.List

2.String

3.Dictionary

4.Tuple

Posted Date:-2021-12-06 10:15:21

More MCQS Questions and answers

  1. The following code will return data as ______________
  2. _______ datatype fall under mapping
  3. _______ is the suitable data type for keys of dictionary in python.
  4. _________ function returns the number of key: value pairs of the dictionary.
  5. _________ function returns the value corresponding to the key passed as the argument.
  6. 1,2,3 are the ______________ in the following dictionary. D = {1 : “One”, 2 : “Two”, 3 : “Three”}
  7. A = {“A” : “Apple”, “B” : “Ball”, “C” : “Cat”} Which of the following statement will return : dict_items([(‘A’, ‘Apple’), (‘B’, ‘Ball’), (‘C’, ‘Cat’)])
  8. All elements in dictionary are separated by _________
  9. Choose the correct statement Assertion (A) : Items in dictionaries are unordered. Reason (R) : We may not get back the data in the same order in which we had entered the data initially in the dictionary.
  10. Choose the correct statement : Statement A : Dictionaries are mutable. Statement B : Contents of the dictionary can not changed after it has been created
  11. Dictionaries in python are _______
  12. Dictionary is a ___________ data type.
  13. Following statement return values in the form of _______ >>> D1.keys() #D1 is a dictionary
  14. In dictionary Keys and values are separated by ________________
  15. Key – value concept is in ____
  16. Keys in dictionary are _____________ .
  17. Keys of dictionary must be _______________
  18. pop( ) function delete and ____ the element of dictionary.
  19. The following code is an example of _______ N = {A: {'name': 'Ravi', 'age': '5', 'sex': 'M'}, B: {'name': 'Golu', 'age': '2', 'sex': 'F'}}
  20. The key-value pair in dictionary is called ____
  21. Traversing a dictionary can be done using ____________
  22. What type of error is returned by the following code : a={'a' : "Apple", 'b' : "Banana" , 'c' : "Cat"} print(a[1])
  23. Which function helps to merge dictionary ‘D1’ and ‘D2’?
  24. Which of the following are immutable data type? a. String b. Tuple c. List d. Dictionary
  25. Which of the following function create a dictionary from a sequence of key-value pairs
  26. Which of the following is an example of dictionary?
  27. Which of the following is feature of Dictionary?
  28. Which of the following is feature of Dictionary?
  29. Which of the following is feature of Dictionary?
  30. Which of the following is feature of Dictionary?
  31. Which of the following is feature of Dictionary?
  32. Which of the following is not method of dictionary?
  33. Which of the following is used to delete an element from Dictionary?
  34. Which statement is not correct in reference to the following code? A = {1 : "One", 2 : "Two", 3 : "Three"} A[4] = "Four"
  35. Which statement is used to create an empty dictionary? a.
  36. Write the output of the following : A = {"A" : "Apple", "B" : "Ball", "C" : "Cat"} print(A.get("D"))
  37. Write the output of the following : A = {1 : "One", 2 : "Two", 3 : "Three"} print("One" in A)
  38. Write the output of the following : d1 = {"a" : 50, "b" : 50} d2 = {"a" : 500, "b" : 50} print(d1 > d2)
  39. Write the output of the following code : A = {1 : "One", 2 : "Two", 3 : "Three"} B = {'A' : "Apple", 'B' : "Bat", 'C' : "Cat", 'D' : "Doll"} A.update(B) #print(B.values()) print(B)
  40. Write the output of the following code : A = {1 : "One", 2 : "Two", 3 : "Three"} B = {'A' : "Apple", 'B' : "Bat", 'C' : "Cat", 'D' : "Doll"} print(A.get(4,"Key Not Found"))
  41. Write the output of the following code : A = {1 : "One", 2 : "Two", 3 : "Three"} print(A[2] + A[1])
  42. Write the output of the following code : a={'a' : "Apple", 'b' : "Banana" , 'c' : "Cat"} a['a']="Anar" print(a)
  43. Write the output of the following: A = {1 : "One", 2 : "Two", 3 : "Three"} B = {'A' : "Apple", 'B' : "Bat", 'C' : "Cat", 'D' : "Doll"} for i in A: print(i)
Search
R4R Team
R4Rin Top Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on R4R.in website is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!