SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
CISSP Telecom And Network Security
Start Test
Study First
Subjects
:
certifications
,
it-skills
,
cissp
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. An older protocol that was used by ISP's to encapsulate data to be sent over dial up connections
Private Branch Exchange (PBX)
802.16
Definition of Protocol
Serial Line Internet Protocol (SLIP)
2. 4: Application - 3: Host-to-Host - 2: Internet - 1: Network Access - 3 -1 -1 -2 will map to the OSI model.
IPSec
Layers in the TCP/IP Model
Spam over Internet Telephony (SPIT)
Layer 2 Tunneling Protocol (L2TP)
3. Type of firewall that is also know as a screening router and is accomplished by ACL's (Lines of text called rules). Traffic can be filtered by address - ports - and protocol types. 1st generation firewall - runs at the network layer.
OSI Data encapsulation
Packet Filtering Firewall
802.11i
Fiber Distributed Data Interface (FDDI)
4. Protocol that works at the network layer and informs hosts - routers - and devices of network or computer problems. It is the major component of the ping utility.
OSI Layer 1: Physical
ICMP (Internet Control Message Protocol)
Proxy Firewall Strengths
Isochronous Communication Processes
5. Type of firewall that is a proxy-based firewall solution. It is circuit-based and does not provide any application-based proxies.
SOCKS Firewall
Extensible Authentication Protocol (EAP)
Classless inter-domain routing (CIDR)
Kernel Proxy Firewall
6. Type of firewall that keeps track of each communication session. It must maintain a state table that contains data about each connection. 3rd generation firewall - runs at the network layer.
Packet Filtering Firewall
Stateful Firewall
Ethernet (802.3)
Dedicated Links
7. These are used to connect multiple switches for traffic of the same classification. Example - two voice switches at a local phone company's central office.
Carrier sense multiple access with collision detection (CSMA/CD)
OSI Data encapsulation
Trunk Lines
Plenum-rated Cables
8. Problems: If one station experiences a problem - it can negatively affect surrounding computers on the same cable.
Bus Topology
Attenuation
OSI Layer 2: Data Link Layer
OSI Layer 6: Presentation
9. Wireless LAN standard that operates in a 5Ghz range - 54Mpbs - and uses OFDM spread spectrum.
Bluejacking
UDP
CBC-MAC Protocol (CCMP)
802.11a
10. In the OSI layer 5 - these are the types of what?
Simplex: One direction.
Commonly used in Ethernet.
DNS (Domain Name System)
Wide Area Network (WAN)
11. Type of backbone network that joins together LAN to other LANs and WANs to LANs - etc. Typically known as Synchronous Optical Networks (SONETS) or FDDI rings.
Cable Modem
Reverse Address Resolution Protocol (RARP )
Digital Subscriber Line (DSL)
Metropolitan Area Network (MAN)
12. Most expensive type of WAN connection because the fee is based on distance between the two points rather than the amount of bandwidth used. Examples - T1 and T3.
Screened Sub-Net
High Level Data Link Control (HLDC)
IPv6
Dedicated Links
13. Protocol for allowing multi-cast (one to many) communication
Packet Filtering Firewall
Proxy Firewall Strengths
Channel Service Unit/Data Service Unit (CSU/DSU)
IGMP
14. Type of LAN and MAN technology - usually used for backbones - that uses token-passing technology and has redundant rings in case the primary ring goes down.
Asynchronous Communication
Bus Topology
FDDI-2
Fiber Distributed Data Interface (FDDI)
15. As they travel down the OSI model on the source computer - each layer adds its own information so the corresponding layer on the destination machine knows how to process the data.
T3
Full-Duplex
OSI Data encapsulation
Layer 2 Tunneling Protocol (L2TP)
16. Type of ethernet implementation that uses twisted-pair copper wiring and transmits at 100Mbps.
Fiber Distributed Data Interface (FDDI)
Extensible Authentication Protocol (EAP)
Repeaters
10baseT
17. If the packet header information is used to determine destinations rather than the routes configured into the router. Packets with this information should be dropped.
X.25
Source Routing
SOCKS Firewall
Shared Key Authentication (SKA)
18. Uses tunneling protocols and encryption to provide a secure network connection between two network hosts. Private and secure connections can be made across an unsecured network. Example protocols are PPTP - L2TP - and IPSec.
Distributed Environment Challenge
FDDI-2
Virtual Private Network (VPN)
802.11
19. Standard that addresses wireless MAN technologies.
802.16
Remote Access Servers
Challenge Handshake Authentication Protocol (CHAP)
Layers in the TCP/IP Model
20. Type of firewall that uses a proxy for each service and can understand and make decisions on the protocols used and the commands within those protocols - runs at the application layer.
802.15
Application Proxy Firewall
Distributed Environment Challenge
Digital Subscriber Line (DSL)
21. Type of network device that allows different network segments and/or systems to communicate. When communication takes place - a dedicated connection is set up - so collision and broadcast data is not available to other devices. Combined repeater (hub
Switch
Half-Duplex
Dedicated Links
Simplex: One direction.
22. Type of topology that Uses linear single cable for all computers attached. All traffic travels full cable and can be viewed by all other computers.
Pulse Code Modulation (PCM)
Commonly used in Ethernet.
Attenuation
802.11a
23. Works like a private line for a customer with an agreed upon bandwidth. Path is programmed into the WAN devices.
Permanent Virtual Circuit (PVC)
Tree Topology
Twisted Pair Cables
Iterated Association
24. Protocol that increases address size from 32 bits to 128 bits
Session Initiation Protocol (SIP)
IPv6
LLC (Logical Link Control - 802.2)
802.15
25. Wireless communication that applies sub-bits to a message (chips) and the receiver uses the chips to re-assemble the message based on the chipping code. It uses all available bandwidth - high throughput of 11Mbps.
Stateful Firewall
Circuit Level Proxy Firewall
Shared Key Authentication (SKA)
Direct Sequence Spread Spectrum (DSSS)
26. Type of wireless security standard that uses AES in CBC mode.
Frame Relay
CBC-MAC Protocol (CCMP)
Multilevel Switching
Dynamic Packet Filtering
27. Used when companies do not want systems to know internal hosts IP addresses. Enables companies to use private - nonroutable IP addresses.
Pulse Code Modulation (PCM)
OSI Layer 6: Presentation
Network Address Translator (NAT)
Metropolitan Area Network (MAN)
28. Protocol where all computers compete for the shard network cable - listen to learn when they can transmit data - susceptible to data collisions. Used by Ethernet.
Carrier sense multiple access with collision detection (CSMA/CD)
Open System Authentication (OSA)
T3
ThickNet - aka 10base5.
29. Standard that outlines wireless personal area network (WPAN) technologies.
802.15
Circuit Level Proxy Firewall
OSI Layer 4: Transport Layer
SOCKS Firewall
30. Type of firewall that can be compromised if the OS does not have packet forwarding or routing turned off.
Dual-Homed Firewall
Open System Authentication (OSA)
Application Proxy Firewall
UDP
31. Standard for transmitting data across the Internet. One is reliable and connection oriented. The other is unreliable and connectionless.
Layers in the OSI Model
Wireless Application Protocol (WAP)
TCP/IP. TCP is reliable and connection oriented - IP is unreliable and connectionless.
Fiber Distributed Data Interface (FDDI)
32. Protocol that is used by remote users to authenticate over PPP lines. Sends passwords over clear text. Vulnerable to MITM attacks.
SOCKS Firewall
Password Authentication Protocol (PAP)
Serial Line Internet Protocol (SLIP)
Synchronous Communication
33. VPN protocol that can run in other networks (frame relay - X.25 - ATM). Does not provide encryption - lacks the security to be called a true "VPN" solution.
Password Authentication Protocol (PAP)
OSI Layer 2: Data Link Layer
Layer 2 Tunneling Protocol (L2TP)
Half-Duplex
34. Type of cabling problem where data is corrupted going from end to end due to surrounding devices.
Serial Line Internet Protocol (SLIP)
Noise
LLC (Logical Link Control - 802.2)
Twisted Pair Cables
35. The process of simulating a 2600Hz frequency tone - which allowed attackers to gain free long distance phone service.
Port Numbers
Blue Boxing
Dedicated Links
Fiber Distributed Data Interface (FDDI)
36. OSI layer that formats data into a standardized format and deals with the syntax of data - not the meaning. Example formats are ASCII - GIF - JPG - MPEG.
Screened Sub-Net
OSI Layer 6: Presentation
Switch
Coaxial Cables
37. Problems: Central device is a single point of failure.
Challenge Handshake Authentication Protocol (CHAP)
Tree Topology
Bastion Host
Star Topology
38. Problems: If one station experiences a problem - it can negatively affect surrounding computers on the same ring.
802.15
Ring Topology
Blue Boxing
Point-To-Point (PPP)
39. In a token ring network - each computer is connected to this - which acts as a central hub.
Simplex: One direction.
Multistation Access Unit (MAU)
Commonly used in logical bus - Ethernet - token ring.
Switch
40. Type of cabling problem signals from one wire crossing over to another wire.
Screened Host Firewall
802.16
Crosstalk
Service Set ID (SSID)
41. Protocol based on the SDLC protocol - except it is an open protocol - supports full-duplex connections - and provides a higher throughput. It also provides polling - which enables secondary units to communicate with primary units.
Commonly used in FDDI.
High Level Data Link Control (HLDC)
Bastion Host
Reverse Address Resolution Protocol (RARP )
42. Type of firewall that looks at header information to make decisions on whether a packet is deemed acceptable. This type does not look as deep within the packet as an application level proxy - runs at the session layer.
Port Numbers
Serial Line Internet Protocol (SLIP)
Circuit Level Proxy Firewall
Application Proxy Firewall
43. Set of rules that dictates how computer communicate over networks.
Twisted Pair Cables
Circuit Switching
Repeaters
Definition of Protocol
44. Dynamically builds ACL's to allow internal systems to communicate with external systems. Once the connection is finished - the ACL is removed from the list. 4th generation firewall.
Definition of Protocol
Shared Key Authentication (SKA)
Dynamic Packet Filtering
802.16
45. Faster because processing is done in the kernel. One network stack is created for each packet. 5th generation firewall - runs at the application layer.
ThickNet - aka 10base5.
Dedicated Links
Kernel Proxy Firewall
Private Branch Exchange (PBX)
46. Type of ethernet implementation that uses a thicker coaxial cable - which allows a longer cable length to be used.
ARP (Address Resolution Protocol)
ThickNet - aka 10base5.
VLAN
SPIM
47. Protocol that addresses vulnerabilities found in PAP. Uses challenge/response mechanism to authenticate the user instead of sending password.
Commonly used in logical bus - Ethernet - token ring.
SPIM
Challenge Handshake Authentication Protocol (CHAP)
Layers in the OSI Model
48. Wireless standard that will improve security of wireless communication
Service Set ID (SSID)
Wide Area Network (WAN)
802.11i
Proxy Firewall Strengths
49. Type of switch that uses tags that are assigned to each destination network. The network compares the tag with its tag information base - appends the appropriate tag - and forwards to the next switch. This increases the transmission speed - allows la
Ethernet (802.3)
Multi-protocol Label Switching
Isochronous Communication Processes
Loki Attack
50. Spam over IM
SPIM
Multilevel Switching
ICMP (Internet Control Message Protocol)
Spread Spectrum