Class 12 IP Online Mock Test Series

1. Bank Account Details of a person is an example of

2. Techtipnow Computers made license agreement with Rohit and granted him freedom to run, study, share and modify the software, besides getting regular updates. What type of license agreement it is?

3. Suresh is making his Computer Project and for this he downloaded a project from Internet and with small changes he submitted it to Computer Department. What Illegal activity he has done?

4. Subhadra was assigned a project to develop a website for daily maintenance. To do this he has been asked to use Mozilla Firefox and Open Office. What technologies being used by Subhadra?

5. Indian law to deal with cyber crime is :

6. Burning E-waste causes

7. Process of conversion e-waste into something that can be used again and again in some or the other manner

8. When attacker gain unauthorized access to computer and blackmail victim to pay for getting access to data is :

9. Which of the following pandas data structure cannot grow in size?

10. Complete the following code to get the output as displayed:
import pandas as pd
s = pd.Series([12,34,45,65])
print(________)

Output:
(4,)

11. select the correct output for given code
s = pd.Series([12,34,np.NaN,65])
a=s.count()
b=len(s)
print(b,a)

12. Select the incorrect statement regarding importing pandas library in user program

13. Suresh has written code to create and display a Series object ‘opd’ as given below

import pandas as pd
opd = pd.Series([12,34,56],[‘sun’,’mon’,’tue’])
print(s[‘wed’’])

but when he executes the code he gets error. Identify the error type.

14. hasnans’ of Series object returns FALSE only when

15. While executing the following code what will happen?
import pandas as pd
import numpy as np
exp =pd.Series([8,np.NaN,12])
exp = pd.Series(exp)
print(exp)

16. What will be output of given code?
import pandas as pd
s = pd.Series([20,40,60,80],[20,30,40,50])
print(s>40)

17. Aastha foundation collected fund of 8900,4500,9200,6700 from the societies ‘Ravi’,’Jhelum’, ‘Chenab’ and ‘Vyas’. Help them to write code to store the record in form of Series object.

18. Mathematical operations on two Series objet is done by matching _____________

19. Raju has been asked to display first five items of Series ‘Marks’ by his teacher. What code he should execute to do so?

20. For given dataframe df

	jan	feb
jan	10	20
feb	12	34

What will be output of following code?
Temp = df.drop(‘jan’)
print(Temp)

21. Which of the following is incorrect about pandas?

22. Which of the following is correct code to display first three rows of a dataframe df with default indexes?

23. Attribute of dataframe used to display number of axis is:

24. To merge two dataframes df1 and df2 with no duplicate row labels, which command should be executed?

25. For a given dataframe df[:]=0 will

26. The values NAN/NAT/None are same in pandas

27. Which of the following is True about Dataframe?
i. can perform arithmetic operations on rows only.
ii. Columns can be of different types.

28. For given dataframe df

     a     	b	c
1  10  	40 	 90
4  12  	50  	NaN
6  23  	60  	22
8  NaN     2   	4	

What will be output of following code?
df.count()

29. Which of the following command will display the column labels of a dataframe ‘sale’?

30. for a dataframe with columns eno, ename and salary, shilpa want to add a new column hra which will store 20% of salary. Help her to do this.

31. Which of the following is not a valid line style in matplotlob?

32. Suraj has been asked to plot the below given chart by his Manager to analyze the data trend.

 
He wrote following code for it but could not remember correct command and left blank space there.
import pandas as pd
import matplotlib.pyplot as plt
x=[2,4,6,8]
y=[20,40,10,20]
z=[30,20,10,10]
plt.plot(x,y)
plt.plot(___,z) #space1
plt.___() #space2

Help him to complete the code by filling correct statement in line marked as space1 and space2.

33. Continuing with Q32, Now suraj wants to add marker on the same chart as depicted below.

 
Which of the following code he can select to do so?

34. To specify width of bars of a bar chart we can use______ argument

35. To create histogram as depicted below, what code one should write?