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Computer Science
Cryptography And Network Security
Quiz 2
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Q.1
Packet filtering firewalls are deployedon
routers
switches
hubs
repeaters
Q.2
A firewall protects which of the followingattacks?
phishing
dumpster diving
denial of service
shoulder surfing
Q.3
Firewall examines each that areentering or leaving the internal network
emails users
updates
connections
data packets
Q.4
Which of the following is not a softwarefirewall?
windows firewall
outpost firewall pro
endian firewall
linksys firewall
Q.5
mointors user activity on internetand transmit that information in the background to someone else
malware
spyware
adware
none of these
Q.6
A computer is a malicious codewhich self-replicates by copying itself to other programs.
program
virus
application
worm
Q.7
A computer is a malicious codewhich self-replicates by copying itself to other programs.
program
virus
application
worm
Q.8
SFTP is abbreviated as
secure file transfer protocol
secured file transfer protocol
secure folder transfer protocol
secure file transferringprotoco
Q.9
There are types of computer virus.
5
7
10
12
Q.10
Firewall is type of------
virus
security threat
worm
none of these
Q.11
The stored cookie which contains all your personal data about that website can be stolen away by usingor trojans.
attackers, malware
hackers, antivirus
penetration testers, malware
penetration testers, virus
Q.12
If the data stored in the is not encrypted, then after cookie stealing, attackers can see information such as username and password stored by the cookie.
memory
quarantine
cookies
hard drive
Q.13
Which of them is not a proper methodfor email security?
use strong password
use email encryption
spam filters and malwarescanners
click on unknown links toexplore
Q.14
PGP security system uses
public key cryptosystem
private key cryptosystem
public & private keycryptosystem
none of the mentioned
Q.15
PGP makes use of which cryptographicalgorithm?
des
aes
rsa
rabin
Q.16
PGP offers block ciphers formessage encryption?
triple-des
cast
idea
all of the above
Q.17
S/MIME stands for .
standard multipurpose internet mailextensions.
secure multipurpose internetmail extensions.
secure multipurposeinternational mail extensions
standard multipurposeinternational mail extensions.
Q.18
Which of the following is not a strongsecurity protocol?
https
ssl
smtp
sftp
Q.19
IPSec is designed to provide security atthe
transport layer
network layer
application layer
session layer
Q.20
In tunnel mode, IPSec protects the
entire ip packet
ip header
ip payload
ip trailer
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