Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Computer Networks Network Security Cryptography
Which of the following firewall first establishes a connection to the source of the traffic and inspects the incoming data packet?
I. Packet filter firewall
II. Proxy firewall
III. Application level gateways
IV. Next-Generation Firewalls1
I
2
I and III
3
II and III
4
IV