Part - A
Section - I
Attempt any 15 questions from questions 1 to 21
1 State whether True or False :
i. A copyright is automatically granted to authors or creators of content. _________
ii. In FOSS source code is usually hidden from the users. _______________
2 Fill in the blanks :
The command used to give a heading to a graph is _________
a. plt.show()
b. plt.plot()
c. plt.xlabel()
d. plt.title()
3. Write the output of the following SQL command.
select round(49.88);
a. 49.88
b. 49.8
c. 49.0
d. 50
4 Given a Pandas series called Sequences, the command which will display the first 4 rows is __________________.
a. print(Sequences.head(4))
b. print(Sequences.Head(4))
c. print(Sequences.heads(4)
d. print(Sequences.Heads(4))
5 Given the following Series S1 and S2:
Using Python Matplotlib _________ can be used to count how many values fall into each interval
a. line plot
b. bar graph
c. histogram
7 To prevent unauthorized access to and / or from the network, a system known as ____________, can be implemented by hardware and / or software.
8 In a DataFrame, Axis= 1 represents the_____________ elements.
9 Which of the following is not a network topology :
Star, Mesh , Tree, Bug , Bus
Please click on below link to download CBSE Class 12 Information Practices Boards 2021 Sample Paper Solved.