1. What is Signal primarily known for?
a) Video streaming
b) Secure messaging
c) Social networking
d) Photo editing
Answer: b) Secure messaging
2. Who developed the Signal app?
a) Facebook
b) Google
c) OpenAI
d) Signal Foundation
Answer: d) Signal Foundation
3. What encryption protocol does Signal use to secure messages?
a) AES
b) RSA
c) HMAC
d) Signal Protocol
Answer: d) Signal Protocol
4. What is the main advantage of Signal’s end-to-end encryption?
a) Faster message delivery
b) Improved voice quality
c) Enhanced privacy and security
d) Larger file attachments
Answer: c) Enhanced privacy and security
5. Which of the following statements about Signal is true?
a) Signal doesn’t have any encryption features.
b) Signal messages can be accessed by third parties.
c) Signal allows for self-destructing messages.
d) Signal is only available for iOS devices.
Answer: c) Signal allows for self-destructing messages.
6. On which platforms is Signal available?
a) Only on Android
b) Only on iOS
c) On both Android and iOS
d) Only on Windows
Answer: c) On both Android and iOS
7. What is the purpose of Signal’s disappearing messages feature?
a) To save storage space
b) To enhance message aesthetics
c) To increase message delivery speed
d) To increase user privacy
Answer: d) To increase user privacy
8. Which organization was co-founded by Moxie Marlinspike, the creator of Signal?
a) Apple Inc.
b) WhatsApp Inc.
c) Signal Foundation
d) Telegram Messenger LLP
Answer: c) Signal Foundation
9. What type of data does Signal store about its users?
a) Detailed location history
b) Message content
c) Contacts and usernames
d) Payment information
Answer: b) Message content
10. What is the main difference between Signal and other messaging apps in terms of data collection?
a) Signal collects and sells user data.
b) Signal collects minimal user data.
c) Signal shares user data with advertisers.
d) Signal requires users to provide extensive personal information.
Answer: b) Signal collects minimal user data
11. What type of messaging does Signal support?
a) Text and voice messages
b) Text and image messages
c) Text, voice, and video messages
d) Only voice messages
Answer: c) Text, voice, and video messages
12. Which of the following statements about Signal’s group chats is true?
a) Group chats on Signal are not end-to-end encrypted.
b) Signal allows unlimited participants in a group chat.
c) Group administrators can access private messages within the group.
d) Signal group chats have disappearing messages by default.
Answer: b) Signal allows unlimited participants in a group chat.
13. How does Signal verify the identity of contacts in your address book?
a) By scanning QR codes
b) By sending a verification text
c) Through a centralized server
d) By exchanging encryption keys
Answer: a) By scanning QR codes
14. Which feature allows users to send encrypted messages that disappear after a specified time?
a) Stealth mode
b) Ghost messages
c) Vanishing messages
d) Secret chat
Answer: c) Vanishing messages
15. What is Signal’s stance on advertising within the app?
a) Signal displays targeted ads to users.
b) Signal is ad-free and does not use targeted advertising.
c) Signal allows third-party advertisers to promote content.
d) Signal requires users to pay to disable ads.
Answer: b) Signal is ad-free and does not use targeted advertising.
16. Which of the following authentication methods is used for the registration process in Signal?
a) Email verification
b) Two-factor authentication
c) Phone number verification
d) Social media login
Answer: c) Phone number verification
17. In which year was the Signal Foundation officially launched?
a) 2010
b) 2013
c) 2018
d) 2020
Answer: c) 2018
18. Which open-source messaging protocol is the foundation for Signal’s end-to-end encryption?
a) TLS
b) OTR
c) XMPP
d) Signal Protocol
Answer: d) Signal Protocol
19. How does Signal handle metadata associated with user communication?
a) Signal retains and analyzes metadata for advertising purposes.
b) Signal discards metadata to prioritize user privacy.
c) Signal shares metadata with government agencies.
d) Signal monetizes metadata through partnerships.
Answer: b) Signal discards metadata to prioritize user privacy.
20. Which of the following is NOT a feature of Signal?
a) Encrypted voice and video calls
b) Disappearing messages
c) Status updates
d) Group stickers
Answer: c) Status updates