Numpy and pandas
Quiz
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Other
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Professional Development
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Practice Problem
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Hard
Yassmine Riahi
Used 3+ times
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel est le resultat affiché du code suivant :
Print ( result )
Alice
25
Bob
error
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel est le resultat affiché ?
[ 3 7 ]
[ 4 6 ]
10
error
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel est le resultat de ce code ?
print ( result )
[ 8 6]
[7 9 ]
[10]
[ 11 8]
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Numpy library provides two data Structures : Series and DAtaFrame
True
False
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To delete a column from a dataFrame df we use ?
df.delete (column)
df.remove(column)
df.drop(column )
df.dropna()
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
to add a new row in a daraframe we use the method :
append
add
insert
concat
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Pandas Series :
have immutable values but mutable size
have mutable values but immutable size
are two dimensional
are one dimensional
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To show the first five rows in a dataframe we use :
df.first(5)
df.tail(5)
df.head()
df.start(5)
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
pour afficher la 2 eme ligne d'un Numpy Array ( 2D) nommé a :
a[ : , 1]
a[1 , :]
a[0]
a[: , 0]
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