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. Protocol that addresses vulnerabilities found in PAP. Uses challenge/response mechanism to authenticate the user instead of sending password.
Challenge Handshake Authentication Protocol (CHAP)
Half-Duplex
802.11b
Wired Equivalent Privacy (WEP)
2. Works like a private line for a customer with an agreed upon bandwidth. Path is programmed into the WAN devices.
Wired Equivalent Privacy (WEP)
Permanent Virtual Circuit (PVC)
Blue Boxing
Asynchronous Communication
3. OSI layer that provides routing - addressing - and fragmentation of packets. This layer can determine alternative routes to avoid network congestion. Protocols that use this layer are IP - ICMP - RIP - OSPF (Open Shortest Path First) - BGP (Border Ga
Token Ring (802.5)
Application Proxy vs. Circuit Level
Screened Sub-Net
OSI Layer 3: Network Layer
4. OSI layer that has services and protocols required by the user's applications for network functionality. Example protocols include HTTP - SMTP - FTP - Telnet.
Fiber-optic Cables
OSI Layer 7: Application
Layers in the TCP/IP Model
Direct Sequence Spread Spectrum (DSSS)
5. Problems: If one station experiences a problem - it can negatively affect surrounding computers on the same cable.
Point-To-Point Tunneling Protocol (PPTP)
Bus Topology
Mesh Topology
FDDI-2
6. Type of cabling problem where loss of signal strength occurs as it travels due to cable exceeding its recommended length.
TCP/IP. TCP is reliable and connection oriented - IP is unreliable and connectionless.
Attenuation
Half-Duplex
Loki Attack
7. Wireless LAN standard. Variations include 802.11a - b - f - g - and i. Commonly accepts are 802.11b and g.
VLAN
802.11
CBC-MAC Protocol (CCMP)
Stateful Firewall
8. 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.
Open System Authentication (OSA)
Full-Duplex
LLC (Logical Link Control - 802.2)
Fiber Distributed Data Interface (FDDI)
9. 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.
Virtual Private Network (VPN)
Attenuation
Reverse Address Resolution Protocol (RARP )
Half-Duplex
10. Older LAN implementation that uses a token-passing technology. Can send a beacon frame to indicate that a certain computer is failing and its neighbors should reconfigure and work around the detected fault.
Token Ring (802.5)
Token Passing
Wide Area Network (WAN)
Trunk Lines
11. 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
X.25
Multi-protocol Label Switching
802.16
Repeaters
12. 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.
Multilevel Switching
Circuit Level Proxy Firewall
Frequency Hopping Spread Spectrum (FHSS)
Proxy Firewall
13. 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.
ThickNet - aka 10base5.
Coaxial Cables
Commonly used in Ethernet.
Plenum-rated Cables
14. Application layer request/response protocol widely used for VoIP communication sessions. Transported by UDP - makes use of TCP - and is vulnerable to sniffing attacks.
Session Initiation Protocol (SIP)
T3
Bus Topology
802.11b
15. Protocol that translates a MAC address into an IP address.
LLC (Logical Link Control - 802.2)
Reverse Address Resolution Protocol (RARP )
10baseT
Kernel Proxy Firewall
16. Wireless standard that will improve security of wireless communication
Multistation Access Unit (MAU)
X.25
802.11i
Synchronous Data Link Control (SDLC)
17. 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.
Bastion Host
Wide Area Network (WAN)
Direct Sequence Spread Spectrum (DSSS)
Distributed Environment Challenge
18. Transmits high speed bandwidth over phone lines. Provides data rates up to 52 Mpbs using line of 1000 feet or less. Must be within 2.5 miles of a central office.
Carrier sense multiple access with collision detection (CSMA/CD)
Packet Filtering Firewall
Digital Subscriber Line (DSL)
10baseT
19. Spam over IM
CBC-MAC Protocol (CCMP)
Cable Modem
Bridge
SPIM
20. Network where a virtual connection that acts like a dedicated link between two systems is set up. Traffic travels in a predictable and constant manner. Example - telephone.
T1
Repeaters
Synchronous Optical Networks (SONETS)
Circuit Switching
21. 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.
Bastion Host
Application Proxy Firewall
Switch
FDDI-2
22. 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
Wired Equivalent Privacy (WEP)
SPIM
Switch
Tree Topology
23. OSI layer that prepares data for the network medium by framing it into LAN/WAN frames. Defines how the physical layer transmits the network packets. Protocols at this layer ARP (Address Resolution Protocol) - RARP (Reverse Address Resolution Protocol
ThinNet - aka 10base2
Point-To-Point Tunneling Protocol (PPTP)
OSI Layer 2: Data Link Layer
Full-Duplex
24. Protocol that resolves host names into IP addresses and has distributed databases all over the Internet to provide name resolution.
DNS (Domain Name System)
Classless inter-domain routing (CIDR)
Blue Boxing
OSI Layer 7: Application
25. Altering an ARP table so an IP address is mapped to a different MAC address. Results in traffic being routed to an attacker's computer.
ARP Poisoning
ThinNet - aka 10base2
Password Authentication Protocol (PAP)
Synchronous Optical Networks (SONETS)
26. SMTP server that is configured for sending email from any source to and destination.
Point-To-Point Tunneling Protocol (PPTP)
Open Relay
Temporal Key Integrity Protocol (TKIP)
Packet Filtering Firewall
27. Server that can be configured to hang up and call back remote users - but this can be compromise by enabling call forwarding.
Ethernet (802.3)
Remote Access Servers
Frequency Hopping Spread Spectrum (FHSS)
X.25
28. Premium service offered by service providers in frame relay networks that guarantees a company a specified amount of bandwidth.
Committed Information Rate (CIR)
Synchronous Communication
ARP (Address Resolution Protocol)
Bastion Host
29. The original technique to digitized voice with 8 bits of sampling 8 -000 times per second - which yields 64 Kbps for one voice channel.
Frequency Hopping Spread Spectrum (FHSS)
Pulse Code Modulation (PCM)
Proxy Firewall Strengths
Session Initiation Protocol (SIP)
30. Communication process that must deliver data with set time constraints. Applications are typically video related where audio and must match perfectly. VoIP is another example.
Synchronous Data Link Control (SDLC)
Crosstalk
Isochronous Communication Processes
VLAN
31. 4: Application - 3: Host-to-Host - 2: Internet - 1: Network Access - 3 -1 -1 -2 will map to the OSI model.
Integrated Services Digital Network (ISDN)
Ethernet (802.3)
Layers in the TCP/IP Model
Stateful Firewall
32. Type of wireless authentication where a shared WEP key is used to encrypt a nonce for authentication.
Shared Key Authentication (SKA)
Switch
High Level Data Link Control (HLDC)
ARP (Address Resolution Protocol)
33. A packet switching technology that is used by telecommunication services for data-only traffic. It is a subscriber based service that operates within the network and data link layers.
X.25
ThickNet - aka 10base5.
Classless inter-domain routing (CIDR)
OSI Layer 2: Data Link Layer
34. 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.
Router
Trunk Lines
LLC (Logical Link Control - 802.2)
Attenuation
35. Both directions - only one application can send information at a time
Point-To-Point (PPP)
Wide Area Network (WAN)
Proxy Firewall Strengths
Half-Duplex
36. 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.
Iterated Association
Packet Switching
Packet Filtering Firewall
OSI Data encapsulation
37. The process of simulating a 2600Hz frequency tone - which allowed attackers to gain free long distance phone service.
Blue Boxing
OSI Layer 6: Presentation
Layers in the OSI Model
Switched Virtual Circuit (SVC)
38. Network cabling that is placed in these types of areas must meet a specific fire rating. These cables typically have a jacked cover made of fluoropolymers.
Switched Virtual Circuit (SVC)
Plenum-rated Cables
ThinNet - aka 10base2
Spread Spectrum
39. OSI layer 2 Sub-layers. The first provides a standard interface for the network protocol being used. The second provides a standard interface for the physical layer protocol being used.
802.11
Layers in the OSI Model
Integrated Services Digital Network (ISDN)
LLC (Logical Link Control - 802.2)
40. Standard for transmitting data across the Internet. One is reliable and connection oriented. The other is unreliable and connectionless.
Proxy Firewall Strengths
Reverse Address Resolution Protocol (RARP )
TCP/IP. TCP is reliable and connection oriented - IP is unreliable and connectionless.
Frequency Hopping Spread Spectrum (FHSS)
41. Strengths of a type of firewall: application independence - high performance - and scalability. Weaknesses include low security - no protection above the network layer.
Packet Filtering Firewall
Mesh Topology
X.25
Frequency Hopping Spread Spectrum (FHSS)
42. Faster because processing is done in the kernel. One network stack is created for each packet. 5th generation firewall - runs at the application layer.
Temporal Key Integrity Protocol (TKIP)
Kernel Proxy Firewall
Token Passing
Frequency Hopping Spread Spectrum (FHSS)
43. Protocol stack used instead of TCP/IP on wireless devices. The "gap" in this protocol involves translating its secure traffic to SSL or TLS - which is typically done by a 3rd party.
Point-To-Point (PPP)
Wireless Application Protocol (WAP)
ICMP (Internet Control Message Protocol)
TCP
44. Combines voice and data over the same IP network media and protocol. Reduces the cost of implementing and maintaining two different networks.
OSI Layer 2: Data Link Layer
VoIP
Remote Access Servers
Distributed Environment Challenge
45. Type of cable that is more expensive than UTP and STP - more resistant to EMI - can carry baseband and board band technologies.
Frame Relay
Application Proxy Firewall
Coaxial Cables
Network Address Translator (NAT)
46. This is a standard for fiber-optic cabling and uses self-healing network rings. This standard describes the interfaces that can be used over fiber lines and the signaling that can be employed. Works at the physical layer of the OSI model.
Synchronous Optical Networks (SONETS)
Commonly used in Internet.
Tree Topology
Layer 2 Tunneling Protocol (L2TP)
47. Wireless communication that splits total amount of bandwidth into smaller sub-channels. Send and receiver work in one of the channels for a period of time - and then move into a different channel. It uses a portion of the bandwidth - throughput of 1-
Frequency Hopping Spread Spectrum (FHSS)
Spam over Internet Telephony (SPIT)
IPSec
Commonly used in logical bus - Ethernet - token ring.
48. Type of cable where STP and UTP (shielded and unshielded) cables are the most popular - cheapest - and easiest to work with. However - easiest to tap into - have cross talk issues - and are vulnerable to electromagnetic interference (EMI).
Twisted Pair Cables
Layer 2 Tunneling Protocol (L2TP)
CBC-MAC Protocol (CCMP)
Router
49. A simplified version of X.25 - without the error checking that was done on the network. It handles error checking at the end node - which helps improve speed dramatically.
Cable Modem
Synchronous Optical Networks (SONETS)
Frame Relay
802.15
50. Layer 3 - layer 4 - and other layer switches have more enhanced functionality than layer 2 switches. Combines switching and routing technologies - packet inspection - traffic prioritization - and quality of service (QoS).
Shared Key Authentication (SKA)
Bluejacking
Multilevel Switching
Frame Relay