Deck 10: Infrastructure Security

Question 1

Preventing physical access to a server by an unauthorized individual is the

A)Responsibility of the CFO of an organization
B)Primary security concern for a system administrator
C)An organization's least important concern
D)Reason we implement firewalls

Answer 1

B

Question 2

_____________ is/are computers in a network that host applications and data for everyone to share.

A)Linux boxes
B)Servers
C)Firewalls
D)Cryptography

Answer 2

B

Question 3

Centralized monitoring of the health of the network is the function of a

A)File server
B)SNMP
C)NOC
D)TOC

Answer 3

C

Question 4

________ are types of magnetic media.

A)CDR,CDRW,DVD
B)Linux,Windows,Oracle
C)Hard drives,diskettes,tape
D)Keyboards,mouse,monitor

Question 5

Media can be divided into three categories:

A)Paper,plastic,cloth
B)Magnetic,optical,and electronic
C)Confidential,integrity,authority
D)Red,yellow,and blue

Question 6

________ media store data through the rearrangement of magnetic particles on a nonmagnetic substrate

A)Laser
B)Optical
C)Magnetic
D)Static

Question 7

You are building a network and need to connect three different network segments,including the Internet.The device must enforce security policies and perform stateful packet filtering.The device you would use is a

A)Switch
B)Bridge
C)Router
D)Firewall

Question 8

________ are applications designed to detect,log,and respond to unauthorized A.network or host use,both in real time and after the fact

A)Windows Operating System
B)Intrusion detection systems (IDS)
C)Firewalls
D)Twisted wire pairs

Question 9

Which of the following is an extension of the public telephone network into a business?

A)PBX
B)COTS
C)SNMP
D)SMTP

Question 10

You are building a small network in the office.You will need to connect two different network segments that have different network addresses.What device will you use connect them?

A)Hub
B)Router
C)Switch
D)Server

Question 11

What protocol is used to manage IP address space?

A)ICMP
B)DHCP
C)TCP
D)SNMP

Question 12

Which operating system is immune to virus attacks?

A)Windows 7
B)Red Hat Linux
C)Mac OS X
D)No operating system is immune.

Question 13

You are building a network and need to connect five computers in an office.They will be on the same network segment and you should be able to perform some security functions such as port address security.What device would you use to connect the computers?

A)Switch
B)Hub
C)Router
D)Server

Question 14

_______ are characterized by the use of a laser to read data stored on a physical device.

A)Authentication rules
B)FTP sites
C)Modems
D)Optical media

Question 15

The following are steps in securing a workstation EXCEPT:

A)Install NetBIOS and IPX
B)Install antivirus
C)Remove unnecessary software
D)Disable unnecessary user accounts

Question 16

Which device converts analog signals to digital signals and vice versa?

A)Switch
B)Hub
C)Modem
D)VPN

Question 17

A virtual private network (VPN)is a construct used to provide

A)Users with their own web space on the network
B)An area of relaxation for employees
C)Secure communication channel between users across public networks such as the Internet
D)A learning area for programming languages

Question 18

A hub operates at

A)Layer 1,the physical layer
B)Layer 2,the data link layer
C)Layer 2,the MAC layer
D)Layer 3,the network layer

Question 19

A(n)_________ is a network device that can be hardware,software,or a combination of both whose purpose is to enforce a security policy across its connections to external networks such as the Internet

A)blister pack
B)entity relationship diagram
C)server
D)firewall

Question 20

Network access control is

A)A Microsoft technology for controlling network access
B)A security methodology involved in managing endpoints as they connect on a case-by-case basis
C)The use of ACLs to permit network access
D)MAC filtering on wireless devices

Question 21

The rules that define what traffic is permissible and what traffic is to be blocked or denied are called _______________.

Question 22

A bridge works on layer 3 of the OSI model.

Question 23

Worms are software that attaches itself to a file and then executes on a machine.

Question 24

It is difficult to make precise connections with fiber optic cables,but they are inexpensive.

Question 25

A network traffic management device used to connect different network segments together is called a(n)_______________.

Question 26

A computer in a network that hosts applications and data for everyone to share is called a(n)_______________.

Question 27

_______________ are devices designed to detect,log,and respond to unauthorized network or host use,both in real time and after the fact.

Question 28

The intentions of computer virus writers have changed over the years,from wanting to simply spread a virus and be noticed,to the work of today's stealthy botnet-creating criminals.

Question 29

Managing the endpoints on a case-by-case basis as they connect is a security methodology known as _______________.

Question 30

The machine that sits on a desktop and is used for sending and reading everyday e-mail,creating reports,or playing games is called the _______________.

Question 31

The point of entry from a wireless device to a wired network is performed at a device called a(n)_______________.

Question 32

_______________ has a foil shield around the pairs of wire to provide extra shielding from electromagnetic interference.

Question 33

SMTP is a protocol for managing functions between devices.

Question 34

The most common implementation of VPN is via IPsec

Question 35

Hubs are the most common device used for connecting computers on a local area network.

Question 36

A(n)_______________ is a card with a connector port of a particular type of network connection,either Ethernet or Token Ring.

Question 37

Category 5 cable is rated for 10-Mbps Ethernet.

Question 38

Infrared works like wireless in that it can penetrate walls.

Question 39

Switches create one big collision domain for all connected devices.

Question 40

Multiple operating systems can be operated concurrently on the same hardware using _______________.

Question 41

What are the four common methods for connecting equipment at the physical layer?

Question 42

What are the different types of removable media?