Virtual Private Network (VPN)

1. : What does VPN stand for?
(A) Virtual Processing Network
(B) Virtual Private Network
(C) Variable Protocol Network
(D) Verified Protected Network

2. : The primary purpose of a VPN is to:
(A) Increase internet speed
(B) Provide secure and encrypted communication over public networks
(C) Replace firewalls
(D) Share files faster

3. : Which of the following is a common VPN protocol?
(A) SMTP
(B) PPTP
(C) HTTP
(D) DNS

4. : Which VPN protocol is considered the most secure among the following?
(A) PPTP
(B) L2TP/IPsec
(C) OpenVPN
(D) Telnet

5. : What does encryption in a VPN ensure?
(A) Faster data transfer
(B) Unauthorized access prevention
(C) Data is hidden and secure during transmission
(D) Reduced storage requirements

6. : Which port is commonly used by OpenVPN?
(A) 21
(B) 80
(C) 1194
(D) 53

7. : Which of the following is NOT an advantage of using a VPN?
(A) Online privacy protection
(B) Access to geo-restricted content
(C) Increased bandwidth by default
(D) Secure data transmission

8. : Which VPN type connects a remote user to a corporate network securely?
(A) Site-to-Site VPN
(B) Remote Access VPN
(C) Personal VPN
(D) Mobile Hotspot

9. : What is the role of tunneling in VPNs?
(A) To compress files
(B) To encapsulate and encrypt data for secure transfer
(C) To bypass routers
(D) To manage bandwidth allocation

10. : Which of the following best describes a limitation of VPNs?
(A) They cannot provide data encryption
(B) They often reduce internet speed due to encryption overhead
(C) They only work on Linux
(D) They are illegal worldwide