Q.1
A ___________ is an extension of an enterprise’s private intranet across a public network such as the internet, creating a secure private connection.
  • a) VNP
  • b) VPN
  • c) VSN
  • d) VSPN
Q.2
When were VPNs introduced into the commercial world?
  • a) Early 80’s
  • b) Late 80’s
  • c) Early 90’s
  • d) Late 90’s
Q.3
What protocol is NOT used in the operation of a VPN?
  • a) PPTP
  • b) IPsec
  • c) YMUM
  • d) L2TP
Q.4
Which of the following statements is NOT true concerning VPNs?
  • a) Financially rewarding compared to leased lines
  • b) Allows remote workers to access corporate data
  • c) Allows LAN-to-LAN connectivity over public networks
  • d) Is the backbone of the Internet
Q.5
Traffic in a VPN is NOT ____________
  • a) Invisible from public networks
  • b) Logically separated from other traffic
  • c) Accessible from unauthorized public networks
  • d) Restricted to a single protocol in IPsec
Q.6
VPNs are financially speaking __________
  • a) Always more expensive than leased lines
  • b) Always cheaper than leased lines
  • c) Usually cheaper than leased lines
  • d) Usually more expensive than leased lines
Q.7
Which layer 3 protocols can be transmitted over an L2TP VPN?
  • a) Only IP
  • b) Only IPX
  • c) Only ICMP
  • d) IP and IPX
Q.8
ESP (Encapsulating Security Protocol) is defined in which of the following standards?
  • a) IPsec
  • b) PPTP
  • c) PPP
  • d) L2TP
Q.9
Lwas developed by which company?
  • a) Microsoft
  • b) Cisco
  • c) Blizzard Entertainment
  • d) IETF
Q.10
Which layer of the OSI reference model does PPTP work at?
  • a) Layer 1
  • b) Layer 2
  • c) Layer 3
  • d) Layer 4
Q.11
Which layer of the OSI reference model does IPsec work at?
  • a) Layer 1
  • b) Layer 2
  • c) Layer 3
  • d) Layer 4
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