Objective Type Questions
Session : (2024-25)
Class - XII
1. Python
Pandas was developed in ______.
a. 2008
b. 2009
c. 2010
d. 2012
2. head() is
used to return first ______ rows.
a. n-1
b. n+1
c. n2
d. n
3. Which
function is used to sort the series values using values?
a. sort()
b. values()
c. sort_values()
d. values_sort()
4. The columns
of DataFrame cab be
a. Heterogeneous
b. Homogeneous
c. Both a and
b
d. None of
these
5. loc takes
two single operators separated by____
a. dot(.)
b. semicolon(;)
c. colon(:)
d. comma(,)
6. Which
function is used to delete a row from DataFrame?
a. del()
b. drop()
c. delete()
d. dropcol()
7. In Boolean
indexing ______ can be used to filter the data.
a. boolean
vectors
b. Boolean
column
c. Boolean
mapper
d. Boolean
label
8. The full
form of CSV is
a. Comma
Separate Value
b. Comma
Separated Values
c. Common
Separated Values
d. None of the
above
9. Which of
the following is/are library function(s) used to load data from CSV file into
a. read_csv()
b. to_csv()
c. both a and
b
d. None of
these
10. The name
“Pandas” is derived from the term
a. Panel Data
b. Panel
Series
c. Python
Document
d. Panel Data
Frame
11. Method or
function to add a new row in a dataframe is
a. .loc()
b. .iloc()
c. join()
d. add()
12. Which of
the following import statement is not correct?
a. import
pandas as class12
b. import
pandas as 1pd
c. import
pandas as pd1
d. import
pandas as pd
13. While
accessing the column from the dataframe, we can specify the column name. In
case column does not exist, which type of error it will raise?
a. Key Error
b. Syntax
Error
c. Name Error
d. Runtime
Error
14. Function to
display the first n rows in the DataFrame is
a. tail(n)
b. head(n)
c. top(n)
d. first(n)
15. Which
function will be used to read data from a CSV file into Pandas dataframe?
a. readcsv()
b. to_csv()
c. read_csv()
d. csv_read
16. Which of
the following is not an attribute of Pandas dataframe?
a. length
b. T
c. size
d. shape
17. What will
be the output of the given code?
import pandas as pd
s = pd.Series([1, 2, 3, 4, 5], index = [‘akram’,
‘brijesh’, ‘charu’, ‘deepika’, ‘era’])
print(s[‘charu’])
a. 1
b. 2
c. 3
d. 4
18. What is a
correct syntax to return the values of first tow of a Pandas DataFrame?
Assuming the name of the DataFrame is dfRent.
a. dfRent[0]
b. dfRent.loc[1]
c. dfRent.loc[0]
d. dfRent.iloc[0]
19. Write the
output of the given code.
import pandas as pd
S1 = pd.Series([5, 6, 7, 8, 10], index = [‘v’, ‘w’,
‘x’, ‘y’, ‘z’])
p =[2, 6, 1, 4, 6]
S2 = pd.Series(p, index = [‘z’, ‘y’, ‘a’, ‘w’, ‘v’])
Print(S1-S2)
20. Which
command will be used to delete 3 and 5 rows of the dataframe. Assuming the
dataframe name as DF.
a. DF.drop([2,
4], axis = 0)
b. Df.drop([2,
4], axis = 1)
c. DF.drop([3,
5], axis = 1)
d. Df.drop([3, 5])
Answers:
1. 2008 2. n 3. sort_values() 4. Heterogeneous 5. comma(,)
6. drop() 7. boolean vectors 8. Comma Separated Values
9. Both (a) and (b) 10. Panel Data 11. .loc()
12. import pandas as 1pd 13. Key Error 14. head(n)
15. read_csv() 16. length 17. 3 18. dfRent.loc[0]
19. 20. DF.drop([2, 4], axis = 0)
