Class 12 Informatics Practices Data Handling using Python Pandas-I MCQs Set 2

Class 12 Informatics Practices

Data Handling Using Python Pandas – 1 (Set 2)

Multiple Choice Questions

Data Handling Using Pandas – I MCQs


Topics Covered : Series

21. A Series is a one-dimensional array containing a sequence of values of _________ data type

a. int

b. float

c. string

d. any (int, float, list, string)

Answer: d. any (int, float, list, string)

22. Series is having by default numeric data labels. The value of data labels is starting from _________ and ended at number of values – 1.

a. 0

b. 1

c. -1

d. n

Answer: a. 0

23. The data label associated with a particular value is called its _______.

a. Item

b. Value

c. Column

d. Index

Answer: d. Index

24. Can we assign values of other data types as index to a Series object.

a. Yes

b. No

c. Yes, but only numeric types

d. Yes, but only numeric and boolean types.

Answer: a. Yes

25. The given figure, is an example of _________.

a. Series

b. DataFrame

c. Array

d. List

Answer: a. Series

26. A series can be created by using ___________.

a. Scalar Value

b. List

c. NumPy Array

d. Dictionary

e. All of these

Answer: e. All of these

27. In the given code , a series is created from ______ values.

>>> ser1 = pd.Series(20, index = range(4))

a. Scalar Value

b. List

c. NumPy Array

d. Dictionary

Answer: a. Scalar Values

28. In Series, Index can be specified ____________.

a. explicitly

b. implicityly

c. Both a and b

d. None of these

Answer: c. Both a and b

29. If You do not explicitly specify an index for the data values, then by default indices range from ______ through _______.

a. 1 , N – 1

b. 0, N

c. 0, N – 1

d. 1, N

Answer: c. 0, N-1

30. In the given code , Identify the value of Indices.

>>> ser1 = pd.Series(20, index = range(4))

a. 1, 2, 3, 4

b. 0, 1, 2, 3

c. 1, 2, 3

d. 0, 1, 2

Answer: b. 0, 1, 2, 3

31. Can you assign user-defined labels to the index and use them to access elements of a Series.

a. Yes

b. No

Answer: a. Yes

32. In the given code , a series is created from ______ values.

>>> ser1 = pd.Series([20, 16, 76, 34] )

a. Scalar Value

b. List

c. NumPy Array

d. Dictionary

Answer: b. List

33. Can you use strings or letters as Indices in Series?

a. Yes

b. No

Answer: a. Yes

34. Which argument can we use in the Series( ) method to specify the index values explicitly?

a. INDEX

b. Index

c. index

d. indices

Answer: c. index

35. Identify the data type of index in the given code?

>>> ser1 = pd.Series([2,6,4,8], index = [1,2,5,6])

a. int64

b. float64

c. string

d. object

Answer: a. int64

36. Identify the data type of index in the given code?

>>> ser1 = pd.Series([2,6,4,8], index = [1.5, 2.6, 5.8, 6.4 ] )

a. int64

b. float64

c. string

d. object

Answer: b. float64

37. Identify the data type of index in the given code?

>>> ser1 = pd.Series( [2, 6, 4, 8 ] , index = [True, False, False, True] )

a. integer

b. boolean

c. string

d. object

Answer: d. object

38. Identify the data type of index in the given code?

>>> ser1 = pd.Series( [2, 6, 4, 8 ] , index = [‘Ram’, ‘Amrit’, ‘Tanmay’, ‘Anjeev’ ] )

a. integer

b. boolean

c. string

d. object

Answer: d. object

39. Identify the data type of index in the given code?

>>> ser1 = pd.Series( [2, 6, 4, 8 ] , index = [ 1 , ‘A’, True, 5.9 ] )

a. integer

b. float

c. string

d. object

Answer: d. object

40. An element of Series can be access by _________.

a. Index

b. Value

c. Both a and b

d. None of these

Answer: a. Index


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