NTPEL assignment answer week 4.This article will help you with the answers to NTPEL(National Programme on Technology Enhanced Learning) to answer course "Privacy and Security in Online Media"
Week : 4 Assignment 2023
Course Name: Privacy And Security in Online Media
Below you will find answers for Privacy And Security in Social Media Assignment 4 Answer 2023:-
NTPEL Privacy And Security in Online Social Media Assignment answers
Que1. Recently, there was a privacy policy change by Whatsapp;
how did Whatsapp go about the situation?
A) They notified the users with the revised policy and gave them a timeline to accept the policy.
B) They only tell about the policy change to newly registered users.
C)They hide this information from all users.
D)They notify the users with the revised policy and give them a
timeline, where either they can accept or reject it and
continue using the product.
Answer:- A
Que2. How can you start the jupyter notebook server without opening a browser?
A)jupyter notebook --no-browser
B)jupyter notebook --browser
C)jupyter notebook --not-browser
D)None of the above
Answer:- A
Que3. Given below the following, Identify the correct option(s) regarding python list and
python numpy array.
1) [2, 'dog','3',4.0, 5]
2) [0.,1.23452321, 1.98675643,3.45675423,7.12354378]
A) 1) can be a python list whereas 2) can be a
python numpy array
B) 1) can be a python numpy array whereas 2) can be a python list
C) 1) can be a python list whereas 2) can be a
python list
D) 1) can be a python numpy array whereas 2) can be a python numpy array
Answer:- A
Que4. What would be the 'output' of the below code
import numpy as np
privacy=np.array([4, 5, 6] )
security=np. array([ 1, 2, 3] )
output = np.hstack((security,privacy))
A) [456123]
B) [1 2 3 4 5 6]
C) [132465]
D) [145623]
Answer:- B
Que5. What is the problem statement of LATANYA
SWEENEY's research work, as discussed in
the lecture?
A)Given person-specific field-structured data,
produce a release of the data with scientific
guarantees that the individuals who are the
subjects of the data cannot be reidentified
while the data remain practically useful.
B)Identifying important attributes for the re-
identification of a person, given any
dataset,only ZIP, Birth Date, and Sex are the
important attributes.
C)None of the above
Answer:- A
Que6. Which of the following statement(s) is/are
true about k-anonymity?
A) The information for each individual in the
released anonymized dataset cannot be
distinguished from at-least k-1 individuals
whose information also appears in the
anonymized dataset.
B) Any record in a k-anonymized data set has a maximum probability 1/k of being re-identified
C) K-anonymity provides privacy even if the
sensitive attributes in the dataset lack diversity
Answer:- A
Que7. What is the output of the following code?
import numpy as np
import numpy.matlib
media np.arange (12).reshape (2,2,3)
social= np.arange (8).reshape (2,2,2)
print (np.matmul(social, media))
A)
[[[ 4 5 6 ]
[12 17 22 ]]
[[ 92 101 119]
[132 145 171]]]
B)
[[[ 3 4 5]
[ 9 14 19]]
[[ 69 78 87]
[99 112 125]]]
C) Value Error
D) None of the above
Answer:- C
Que8. What are the correct guidelines to raise
awareness about oversharing on social
media?
A) Develop platforms like "Pleaserobme.com" to create awareness
B) Change the privacy of your posts and profiles periodically
C) Do not make birthdate, address, children's
names related information public.
D) All of the above
Answer:- D
Based on the below articles
https://restofworld.org/2020/all-the-data-fit-to-sell/
https://zeenews.india.com/business/news/technology/most-
indians-ignorant-about-privacy-issues-study_65985.html
Que 9. What percentage of users never read the
privacy policy on any website?
A) 75%
B) 25%
C) 10%
D) 80%
Answer:- D
Read the Whatsapp data policy at
https://www.whatsapp.com/legal/privacy-policy/?
lang=en and answer questions 10 to 14
Que10. With respect to the content and information provided by you, what is true about
information sharing on Whatsapp?
A) Your messages, photos, and account
information, Group you are connected to are not shared with facebook.
B) Whatsapp does not create a favorites list of
your contacts for you.
C) Whatsapp messages are end-to-end encrypted but third parties can read them.
D) All of the above
Answer:- A
Que11. Among content, information and transactions
made, what data does Whatsapp collect?
A) Credit Card number
B) Transactional Information
C) device-specific information when you use Whatsapp services.
D) device-specific information when you install, access Whatsapp services.
Answer:- B & D
Que12. Choose the correct option(s):
A) Whatsapp keeps your information, even after you delete your account.
B) The undelivered message is deleted only after 30 days.
C) Whatsapp does not retain your messages in the ordinary course of providing Services to
their customers.
D) Whatsapp uses your data for research, analytics and responding to customers.
Answer:- A & D
Que13. What types of the third-parties with whom Whatsapp shares the data?
A) Partners who use Whatsapp analytical services.
B) Advertisers on facebook for making product suggestions.
C) With facebook to show relevant offers and ads.
D) None of the above
Answer:- C
Que14. Whatsapp doesn't store information about the
duration of your activity!
A) True
B) False
Answer:- B
Que15. What percent of participants were matched to
their correct Facebook profiles In experiment
2?
A) 28%
B) 39%
C) 40%
D) 38%
Answer:- D
Que16. Photo/video taken by CCTV cameras is of
more concern than someone's smartphone
according to the participants, in the context of
Mobile phones?
A) True
B) False
Answer:- B
Que17. In Experiment 1, discussed in the lecture,
photos were collected from Instagram.
A) True
B) False
Answer:- B
Que18. In Experiment 1 discussed in the lecture, "for
identifying the person from an unidentified
source, Government and dating websites both were used." This statement is:
A) True
B) False
Answer:- B
Que19. For reidentification, which of the following
sources was used according to experiment 2
discussed in the lecture?
A) CCTV cameras
B) Facebook
C) Government
D) Dating Website
Answer:- B
Que20. Assume all the required libraries (if any) are
already imported? What would be the output
of the following code (python2.7+)?
online lambda a : a + 15
print (online (10))
socialmedia = lambda b, c : b*с
print (socialmedia (12, 4))
A) 25, 48
B) 27, 48
C) 19,48
D) Compilation Error
Answer:- A
