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. 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.
Application Proxy Firewall
Bastion Host
Fiber-optic Cables
Plenum-rated Cables
2. 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.
Plenum-rated Cables
Multilevel Switching
Dual-Homed Firewall
10baseT
3. 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.
Integrated Services Digital Network (ISDN)
Frame Relay
Wireless Application Protocol (WAP)
Screened Host Firewall
4. Type of topology where all computers are connected by a unidirectional transmission link - and the cable is in a closed loop.
Commonly used in FDDI.
Wired Equivalent Privacy (WEP)
802.15
Half-Duplex
5. Server that can be configured to hang up and call back remote users - but this can be compromise by enabling call forwarding.
Wireless Application Protocol (WAP)
Remote Access Servers
Metropolitan Area Network (MAN)
Bridge
6. Protocol that is reliable and connection-oriented - which means it ensures delivery through acknowledgements - sequencing - detection and correction.
IGMP
Permanent Virtual Circuit (PVC)
TCP
Commonly used in Ethernet.
7. Wireless LAN standard. Variations include 802.11a - b - f - g - and i. Commonly accepts are 802.11b and g.
Definition of Protocol
802.11
Coaxial Cables
OSI Layer 3: Network Layer
8. 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.
Wired Equivalent Privacy (WEP)
802.11
Twisted Pair Cables
Synchronous Optical Networks (SONETS)
9. 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.
OSI Layer 2: Data Link Layer
ARP Poisoning
Bus Topology
Integrated Services Digital Network (ISDN)
10. Protocol that translates IP address into a MAC address (physical Ethernet address)
T3
ARP (Address Resolution Protocol)
802.11i
Direct Sequence Spread Spectrum (DSSS)
11. Wireless standard that will improve security of wireless communication
10baseT
802.11i
VoIP
Bus Topology
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.
ICMP (Internet Control Message Protocol)
Multistation Access Unit (MAU)
Dedicated Links
Packet Switching
13. Created because it was clear that available IP addresses were running out. Provides flexibility to increase or decrease the IP classes sizes as necessary.
Pulse Code Modulation (PCM)
Port Numbers
Classless inter-domain routing (CIDR)
Distributed Environment Challenge
14. A WAN protocol that works at the data link layer and performs packet switching. Economical choice because the fee is based on bandwidth usage rather than a dedicated pipeline.
Reverse Address Resolution Protocol (RARP )
Frame Relay
Application Proxy Firewall
SPIM
15. Set of rules that dictates how computer communicate over networks.
Screened Host Firewall
Point-To-Point (PPP)
Definition of Protocol
Loki Attack
16. Standard for transmitting data across the Internet. One is reliable and connection oriented. The other is unreliable and connectionless.
Crosstalk
Temporal Key Integrity Protocol (TKIP)
Token Passing
TCP/IP. TCP is reliable and connection oriented - IP is unreliable and connectionless.
17. Problems: Requires more expense in cabling and extra effort to track down cable faults.
Mesh Topology
ThickNet - aka 10base5.
Direct Sequence Spread Spectrum (DSSS)
Service Set ID (SSID)
18. 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.
Proxy Firewall Strengths
ARP Poisoning
Distributed Environment Challenge
Metropolitan Area Network (MAN)
19. Provides high-speed access - up to 50 Mbps - to the Internet through existing cable coaxial and fiber lines. Major security concern is the fact that neighbors use the same coaxial network and can monitor each others traffic.
Token Ring (802.5)
Cable Modem
Service Set ID (SSID)
Bus Topology
20. Premium service offered by service providers in frame relay networks that guarantees a company a specified amount of bandwidth.
CBC-MAC Protocol (CCMP)
Screened Sub-Net
Committed Information Rate (CIR)
Spread Spectrum
21. Works like a private line for a customer with an agreed upon bandwidth. Path is programmed into the WAN devices.
Classless inter-domain routing (CIDR)
Permanent Virtual Circuit (PVC)
Packet Filtering Firewall
ThinNet - aka 10base2
22. Both directions - only one application can send information at a time
Half-Duplex
Cable Modem
802.11
Definition of Protocol
23. Problems: If one station experiences a problem - it can negatively affect surrounding computers on the same ring.
Switch
Ring Topology
IPv6
High Level Data Link Control (HLDC)
24. Protocol that increases address size from 32 bits to 128 bits
Ring Topology
IGMP
IPv6
Frame Relay
25. New variant to traditional email spam on VoIP networks.
Bus Topology
Packet Switching
Proxy Firewall Strengths
Spam over Internet Telephony (SPIT)
26. Both directions - both applications can send information at a time. Session Layer Communication Modes
Synchronous Optical Networks (SONETS)
Classless inter-domain routing (CIDR)
Full-Duplex
Frame Relay
27. Strengths of a type of Stateful Firewall: High security - better performance than an application firewall. Weaknesses include more complex - ___________ - if rebooted all information is lost.
Token Passing
DOS attacks from flooding
Commonly used in FDDI.
Reverse Address Resolution Protocol (RARP )
28. Combines voice and data over the same IP network media and protocol. Reduces the cost of implementing and maintaining two different networks.
Twisted Pair Cables
Bluejacking
Screened Host Firewall
VoIP
29. The well known values range from 0-1023. FTP runs on 20 and 21 - SMTP runs on 25 - TFTP runs on 69 - DNS runs on 53 - HTTP runs on 80 - HTTPS runs on 443 - SNMP runs on 161.
Service Set ID (SSID)
Proxy Firewall Strengths
TCP
Port Numbers
30. Type of network that allows large IP ranges to be divided into smaller - logical - and easier to maintain network segments.
Synchronous Communication
Subnetting
Session Initiation Protocol (SIP)
Asynchronous Transfer Mode (ATM)
31. 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.
Synchronous Data Link Control (SDLC)
Tree Topology
Bridge
Circuit Level Proxy Firewall
32. 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.
802.15
Wireless Application Protocol (WAP)
X.25
VLAN
33. Type of authentication protocol that provides a framework to enable may types of authentication techniques to be used during PPP connections. It extends the possibilities to one-time passwords - token cards - biometrics - Kerberos - and digital certi
Stateful Firewall
Extensible Authentication Protocol (EAP)
Commonly used in FDDI.
Challenge Handshake Authentication Protocol (CHAP)
34. 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).
Multilevel Switching
OSI Layer 6: Presentation
Open System Authentication (OSA)
802.15
35. VPN protocol that works at the data link layer - can only run in IP networks - and provides encryption and encapsulation. This is Microsoft's VPN solution.
Metropolitan Area Network (MAN)
Plenum-rated Cables
Subnetting
Point-To-Point Tunneling Protocol (PPTP)
36. Firewall that does not require a proxy for each service; does not provide detailed access control; but does provide for a wider range of protocols.
Ring Topology
SPIM
Challenge Handshake Authentication Protocol (CHAP)
Application Proxy vs. Circuit Level
37. Proprietary protocol that enables secondary devices to communicate with primary stations or mainframes in an IBM architecture. Developed in the mid-70's for use in a systems network architecture (SNA) environment. First synchronous - link layer - bit
Synchronous Optical Networks (SONETS)
Open Relay
Synchronous Data Link Control (SDLC)
Packet Switching
38. 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.
Digital Subscriber Line (DSL)
Fiber Distributed Data Interface (FDDI)
Session Initiation Protocol (SIP)
Extensible Authentication Protocol (EAP)
39. 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)
Session Initiation Protocol (SIP)
ARP (Address Resolution Protocol)
VoIP
40. 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
Metropolitan Area Network (MAN)
Reverse Address Resolution Protocol (RARP )
Multi-protocol Label Switching
TCP
41. 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
Half-Duplex
T3
OSI Layer 2: Data Link Layer
Coaxial Cables
42. Spam over IM
ARP (Address Resolution Protocol)
SPIM
Pulse Code Modulation (PCM)
Half-Duplex
43. Encapsulation protocol for telecommunication connections. Replaced SLIP and is ideal for connection different types of devices over serial lines.
Bus Topology
Point-To-Point (PPP)
Screened Sub-Net
Blue Boxing
44. Type of network device that divides networks into more controllable segments to ensure more efficient use of bandwidth. Works at the data link layer and understands MAC addresses - not IP addresses.
Circuit Switching
Bridge
Extensible Authentication Protocol (EAP)
Proxy Firewall
45. Type of cabling problem signals from one wire crossing over to another wire.
SPIM
Distributed Environment Challenge
Pulse Code Modulation (PCM)
Crosstalk
46. Problems: If one station experiences a problem - it can negatively affect surrounding computers on the same cable.
Bus Topology
Crosstalk
Direct Sequence Spread Spectrum (DSSS)
Cable Modem
47. OSI layer that sets up - maintains - and breaks down the dialog (session) between two applications. Controls dialog organization and synchronization. Protocols that work at this layer are NFS (Network File System) - SQL - NetBIOS - RPC.
OSI Layer 3: Network Layer
Spread Spectrum
OSI Layer 5: Session Layer
Fiber Distributed Data Interface (FDDI)
48. Wireless communication that distributes individual signals across the allocated frequencies.
Spread Spectrum
Bus Topology
Commonly used in Ethernet.
Service Set ID (SSID)
49. Type of cabling problem where data is corrupted going from end to end due to surrounding devices.
Isochronous Communication Processes
Multi-protocol Label Switching
Noise
Layers in the TCP/IP Model
50. 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.
Full-Duplex
Digital Subscriber Line (DSL)
Dual-Homed Firewall
OSI Layer 2: Data Link Layer