Quiz 1

Question 1

Question 1 options:

industrial espionage

financial gain

all of the above

revenge

Answer 1

all of the above

Question 2

In an IDPS, specific indications of a possible attack are called

Question 2 options:

signatures

true positives

signals

alerts

Answer 2

signatures

Question 3

Which of the following malware is designed to replicate itself?

Question 3 options:

A) virus

B) SYN flood

C) Trojan horse

D) worm

Answer 3

A) virus

D) worm

Question 4

An uninterruptible power supply is a component of what type of security?

Question 4 options:

virtual

physical

password

auditing

Answer 4

physical

Question 5

Most network threats originate from which of the following?

Question 5 options:

inside the company

industrial spies

script kiddies

back doors

Answer 5

inside the company

Question 6

The Stuxnet worm was designed to

Question 6 options:

be used by script kiddies

shut down Internet DNS servers

disrupt computer-controlled industrial operations

steal financial information

Answer 6

disrupt computer-controlled industrial operations

Question 7

The capability to prevent one participant in an electronic transaction from denying that
it performed an action is called

Question 7 options:

integrity

nonrepudiation

undeniability

plausible deniability

Answer 7

nonrepudiation

Question 8

Servers with outside access to the public should be located on

Question 8 options:

A) an internal LAN

B) a DMZ

C) their own subnet

D)a network perimeter

Answer 8

B) a DMZ

C) their own subnet

D)a network perimeter

Question 9

A packet-filtering device evaluates data in the payload and compares it with a predefined
set of rules.

Question 9 options:
True
False

Answer 9

False

Question 10

An IP address combined with a TCP/IP port number is called which of the following?

Question 10 options:

socket

script

port ID

network address

Answer 10

socket

Question 11

Name four goals of network security.

Answer 11

nonrepudiation,
Confidentiality,
Integrity,
Availability

Question 12

Packet filters can block or allow transmission of packets based on which of the following
criteria?

Question 12 options:

A) time of access attempts

B) open ports

C) port number

D) IP address

Answer 12

A) time of access attempts

D) IP address

Question 13

In a restrictive firewall policy, what is the starting point for developing a rule base?

Question 13 options:

allow all traffic except specified types

block all traffic

block all traffic except specified types

allow all traffic

Answer 13

block all traffic

Question 14

Firewall enforcement of policies is handled primarily through setting up packet-filtering
rules, a set of which is contained in the

Question 14 options:

access control list

packet filter

rule base

routing table

Answer 14

rule base

Question 15

An attacker who causes harm to systems in support of some principle is categorized
as which of the following?

Question 15 options:

cracker

cyberterrorist

industrial spy

hacker

Answer 15

cyberterrorist

Question 16

What are some of the reasons for network attacks?

financial gain

industrial espionage

revenge

all of the above

Answer 16

all of the above