ML 2

ML 2

Professional Development

10 Qs

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Assessment

Quiz

Information Technology (IT)

Professional Development

Practice Problem

Easy

Created by

Siri Chakkala

Used 5+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the output of the following code?

x = [1, 2, 3]

y = x

y.append(4)

print(x)

[1, 2, 3]

[1, 2, 3, 4]

[4]

Error

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct way to create a NumPy array from a list?

np.array([1, 2, 3])

np.list([1, 2, 3])

np.make_array([1, 2, 3])

np.arraylist([1, 2, 3])

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is used to read a CSV file in Pandas?

pd.read_table()

pd.read_excel()

pd.read_csv()

pd.open_csv()

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What will be the shape of the following NumPy array?

arr = np.array([[1,2,3],[4,5,6]])

(3,2)

(2,3)

(1,6)

(6,)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following plots is best suited to display the distribution of a numerical variable?

Line plot

Bar Chart

Histogram

Pie Chart

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following statements about Python lists and tuples is TRUE?

Tuples are mutable, lists are immutable

Lists are faster than tuples

Tuples are immutable, lists are mutable

Tuples can be modified after creation

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct syntax to plot a line graph using Matplotlib?

plot(x, y)

plt.line(x, y)

plt.plot(x, y)

graph.plot(x, y)

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