1. Stateful Multilayer firewalls are also called ____________
a) first generation firewalls
b) second generation firewalls
c) third generation firewalls
d) fourth generation firewalls
Explanation: Stateful multilayer firewalls are also called second generation firewalls. They came into the picture in around 1989-1990. Due to multiple characteristics of different firewalls in Multilayer Inspection firewalls, it makes such type of firewalls powerful and more secure.
2. Application layer firewalls are also called ____________
a) first generation firewalls
b) second generation firewalls
c) third generation firewalls
d) fourth generation firewalls
Explanation: Application layer firewalls are also called third generation firewalls. They came into the picture in around 1995-1998. Application level gateway firewalls are helped in making the network performance smooth for logging traffic.
3. VPN is abbreviated as __________
a) Visual Private Network
b) Virtual Protocol Network
c) Virtual Private Network
d) Virtual Protocol Networking
Explanation: A Virtual Private Network i.e. VPN is a technique used in networking or other intermediate networks for connecting computers and making them isolated remote computer networks, maintaining a tunnel of security and privacy.
4. __________ provides an isolated tunnel across a public network for sending and receiving data privately as if the computing devices were directly connected to the private network.
a) Visual Private Network
b) Virtual Protocol Network
c) Virtual Protocol Networking
d) Virtual Private Network
Explanation: A Virtual Private Network i.e. VPN is a technique used in networking or other intermediate networks for connecting computers and making them isolated remote computer networks, maintaining a tunnel of security and privacy.
5. Which of the statements are not true to classify VPN systems?
a) Protocols used for tunnelling the traffic
b) Whether VPNs are providing site-to-site or remote access connection
c) Securing the network from bots and malwares
d) Levels of security provided for sending and receiving data privately
Explanation: VPN systems have specific protocols for tunnelling the traffic, secure remote access connectivity as well as make sure how many levels of security it is providing for private data communication.
6. What types of protocols are used in VPNs?
a) Application level protocols
b) Tunnelling protocols
c) Network protocols
d) Mailing protocols
Explanation: All VPNs are formed with a combination of tunnelling protocols as well as encryption techniques for maintaining privacy and security.
7. VPNs uses encryption techniques to maintain security and privacy which communicating remotely via public network.
a) True
b) False
Explanation: All VPNs are formed with a combination of tunnelling protocols as well as encryption techniques for maintaining privacy and security.
8. There are _________ types of VPNs.
a) 3
b) 2
c) 5
d) 4
Explanation: VPNs are of two types. These are remote access VPNs & Site-to-site VPNs. Remote Access VPNs are used for business & home users. Site-to-site VPNs are mainly used in companies and firms with different geographical locations.
9. Site-to-site VPNs are also known as ________
a) Switch-to-switch VPNs
b) Peer-to-Peer VPNs
c) Point-to-point VPNs
d) Router-to-router VPNs
Explanation: Site-to-site VPNs are also known as Router-to-router VPNs. They are mainly used in companies and firms with different geographical locations.
10. _________ type of VPNs are used for home private and secure connectivity.
a) Remote access VPNs
b) Site-to-site VPNs
c) Peer-to-Peer VPNs
d) Router-to-router VPNs
Explanation: Remote access VPN allows individual users to connect to private networks at home and access resources remotely.