Deck 12: Security Protocols, VPNS, and Firewalls

Question 1

Which of the following is not a secured mail transferring methodology?

A)pop3
B)ssmtp
C)mail using pgp
D)s/mime

Answer 1

pop3

Question 2

__________ is used for encrypting data at network level.

A)ipsec
B)https
C)smtp
D)s/mime

Answer 2

ipsec

Question 3

PGP encrypts data by using a block cipher called ______

A)international data encryption algorithm
B)private data encryption algorithm
C)internet data encryption algorithm
D)local data encryption algorithm

Answer 3

international data encryption algorithm

Question 4

When were VPNs introduced into the commercial world?

A)early 80's
B)late 80's
C)early 90's
D)late 90's

Question 5

What protocol is NOT used in the operation of a VPN?

A)pptp
B)ipsec
C)ymum
D)l2tp

Question 6

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

Question 7

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

Question 8

Which layer 3 protocols can be transmitted over an L2TP VPN?

A)only ip
B)only ipx
C)only icmp
D)ip and ipx

Question 9

ESP (Encapsulating Security Protocol) is defined in which of the following standards?

A)ipsec
B)pptp
C)ppp
D)l2tp

Question 10

L2F was developed by which company?

A)microsoft
B)cisco
C)blizzard entertainment
D)ietf

Question 11

Firewalls can be of _______ kinds.

A)1
B)2
C)3
D)4

Question 12

_________________ is the kind of firewall is connected between the device and the network connecting to internet.

A)hardware firewall
B)software firewall
C)stateful inspection firewall
D)microsoft firewall

Question 13

_________ is software that is installed using an internet connection or they come by-default with operating systems.

A)hardware firewall
B)software firewall
C)stateful inspection firewall
D)microsoft firewall

Question 14

Firewall examines each ____________ that are entering or leaving the internal network.

A)emails users
B)updates
C)connections
D)data packets

Question 15

A firewall protects which of the following attacks?

A)phishing
B)dumpster diving
C)denial of service (dos)
D)shoulder surfing

Question 16

There are ______ types of firewall.

A)5
B)4
C)3
D)2

Question 17

Packet filtering firewalls are deployed on ________

A)routers
B)switches
C)hubs
D)repeaters

Question 18

In the ______________ layer of OSI model, packet filtering firewalls are implemented.

A)application layer
B)session layer
C)presentation layer
D)network layer

Question 19

The __________ defines the packet filtering firewall rules.

A)access control list
B)protocols
C)policies
D)ports

Question 20

ACL stands for _____________

A)access condition list
B)anti-control list
C)access control logs
D)access control list

Question 21

When a packet does not fulfil the ACL criteria, the packet is _________

A)resend
B)dropped
C)destroyed
D)acknowledged as received