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Test your basic knowledge |
Wide Area Netwoking Protocols
Start Test
Study First
Subject
:
it-skills
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. A point-to-point connection or dedicated connection; a pre-established WAN communications path from the CPE through the DCE switch to the CPE of the remote site - allowing DTE networks to communicate at any time with no setup procedures before transm
Frame Relay
Leased lines
The layer 2 frame types are not compatible
Password Authentication Protocol (PAP)
2. A set of digital services that transmit voice and data over existing phone lines
Encapsulation ppp
Local loop
Integrated Services Digital Network (ISDN)
Show interface
3. Which of the following encapsulations was considered an upgrade from x.25?
It is Cisco proprietary
Frame Relay
Point-to-Point Protocol (PPP)
High-Level Data Link Control (HDLC) protocol
4. What are the two PPP authentication methods?
PAP and CHAP
NCP
High-Level Data Link Control
Link Access Procedure - Balanced (LAPB)
5. How do you configure a serial interface to use PPP encapsulation?
Point-to-Point Protocol (PPP)
Point-to-Point Protocol (PPP)
CSU/DSU
Encapsulation ppp
6. Physical layer international standard for serial communication
High-Level Data Link Control (HDLC) protocol
EIA/TIA-232-C - V.24 - V.35 - and ISDN
Authentication phase
High-Level Data Link Control (HDLC)
7. What is the default serial encapsulation on a Cisco router?
Packet switching
Toll network
HDLC
Link Access Procedure - D-Channel (LAPD)
8. Bit-oriented Data Link layer protocol
HDLC - LCP - NCP
High-Level Data Link Control (HDLC) protocol
Point-to-Point Protocol (PPP)
LAPD
9. The spot where the service provider's responsibility ends and the CPE begins
Link Access Procedure - D-Channel (LAPD)
Frame Relay
Demarcation point
High-Level Data Link Control (HDLC)
10. What is a good command to verify your serial interface on a router?
Point-to-Point Protocol (PPP)
Network control Protocol (NCP)
Show interface
Asynchronous Transfer Mode (ATM)
11. Which of the following protocols are used with ISDN as an out-of-band protocol?
LAPD
Username todd password cisco
High-Level Data Link Control (HDLC) protocol
Asynchronous Transfer Mode (ATM)
12. If you had one serial interface on your router and needed to connect many remote locations - which Data Link encapsulation should you use?
High-Level Data Link Control (HDLC)
Frame Relay
Username todd password cisco
DCE network
13. Method of establishing - configuring - maintaining - and terminating the point-to-point connection
Link establishment - Authentication phases (optional) - Network layer protocol phase
Link Control Protocol (LCP)
Leased lines
HDLC - LCP - NCP
14. This point connects the customers to the provider's switching network
Central office (CO) or point of presence (POP)
Point-to-Point Protocol (PPP)
data terminal equipment (DTE)
High-Level Data Link Control (HDLC) protocol
15. Which of that following is a packet-switching encapsulation?
Encapsulation ppp
Frame Relay
It is Cisco proprietary
Point-to-Point Protocol (PPP)
16. Write the commands to configure s0 to PPP encapsulation
Toll network
Config t - interface serial 0 - encapsulation ppp
Challenge Handshake Authentication Protocol (CHAP)
LCP
17. Which type of port on a router is used for a T1?
High-Level Data Link Control (HDLC) protocol
Serial
Encapsulation ppp
Leased lines
18. To connect two DTE networks together through a DCE network
It is Cisco proprietary
High-Level Data Link Control (HDLC) protocol
Wide Area Network (WAN)
Point-to-Point Protocol (PPP)
19. What does PPP mean?
Point-to-Point Protocol (PPP)
Frame Relay
Point-to-Point Protocol
Point-to-Point Protocol (PPP)
20. One bit at a time over a single channel
Packet Switching - Circuit Switching - Leased Lines
Point-to-Point Protocol (PPP)
High-Level Data Link Control (HDLC)
serial transmission
21. A point-to-point protocol used on leased lines
High-Level Data Link Control (HDLC) protocol
HDLC - Frame Relay - PPP
NCP
Wide Area Network
22. Equipment that's owned by the subscriber and located on the subscriber's premises
Leased lines
High-Level Data Link Control (HDLC)
High-Level Data Link Control (HDLC) protocol
Customer premises equipment (CPE)
23. Specifies an encapsulation method for data on synchronous serial data links using frame characters and checksums
Frame Relay
High-Level Data Link Control (HDLC) protocol
Link Access Procedure - D-Channel (LAPD)
Supplied by the CSU/DSU
24. The Acme Corporation is implementing dial-up services to enable remote-office employees to connect to the local network. The company uses multiple routed protocols - needs authentication of users connecting to the network - and - since some calls wil
PPP
Toll network
Frame Relay
HDLC
25. Which protocol in PPP is used to identify the routed protocols?
Frame Relay
Integrated Services Digital Network (ISDN)
Network control Protocol (NCP)
NCP
26. No authentication
NCP
The layer 2 frame types are not compatible
High-Level Data Link Control (HDLC) protocol
Frame Relay
27. Includes the area from the CSU/DSU - through the provider's wiring and switches - all the way to the CSU/DSU at the other end; provides clocking to the DTE-connected interface (the router's serial interface)
Toll network
LAPD
DCE network
HDLC - PPP - and Frame Relay
28. To transport layer 3 packets across a Data Link layer point-to-point link
Point-to-Point Protocol (PPP)
Wide Area Network
DCE network
Show interface serial 0
29. Uses the Network Control Protocol (NCP) to allow multiple Network layer protocols to be encapsulated and sent over a PPP data link
HDLC - LCP - NCP
Supplied by the CSU/DSU
Network layer protocol phase
Point-to-Point Protocol (PPP)
30. Data Link layer protocol that can be used over either asynchronous serial (dial-up) or synchronous serial (ISDN) media
serial transmission
Point-to-Point Protocol
Point-to-Point Protocol (PPP)
Frame Relay
31. When a router is connected to a Frame Relay WAN link using a serial DTE interface - how is the clock rate determined?
High-Level Data Link Control (HDLC)
Frame Relay
High-Level Data Link Control (HDLC) protocol
Supplied by the CSU/DSU
32. Write the commands to configure a username of todd and password of cisco that is used on a Cisco router
High-Level Data Link Control (HDLC)
Asynchronous Transfer Mode (ATM)
Username todd password cisco
Customer premises equipment (CPE)
33. Allows you to share bandwidth with other companies to save money; a network that's designed to look like a leased line yet charges you (and costs) more like circuit switching; data transfers are bursty in nature; Frame Relay and X.25
HDLC
Packet switching
Wide Area Network (WAN)
Link establishment - Authentication phases (optional) - Network layer protocol phase
34. If required - either CHAP or PAP can be used to authenticate a link
Authentication phase
Frame Relay
Asynchronous Transfer Mode (ATM)
Username todd password cisco
35. Network Control Protocol (NCP) is used to allow multiple Network layer protocols (routed protocols) to be used on a point-to-point connection
Config t - interface serial 0 - encapsulation ppp
Point-to-Point Protocol (PPP)
Packet Switching - Circuit Switching - Leased Lines
Link Control Protocol (LCP)
36. Designed to allow the simultaneous use of multiple Network layer protocols
CSU/DSU
Network control Protocol (NCP)
Show interface serial 0
Show interface
37. What is the default serial encapsulation used on Cisco routers?
Integrated Services Digital Network (ISDN)
The layer 2 frame types are not compatible
HDLC
Point-to-Point Protocol (PPP)
38. Data Link and Physical layer specification that provides high performance; successor to X.25
Frame Relay
Frame Relay
Integrated Services Digital Network (ISDN)
Asynchronous Transfer Mode (ATM)
39. Which is true regarding HDLC?
LCP
Show interface
It is Cisco proprietary
HDLC - Frame Relay - PPP
40. WAN stands for?
Challenge Handshake Authentication Protocol (CHAP)
Wide Area Network
Point-to-Point Protocol (PPP)
Point-to-Point Protocol (PPP)
41. Uses dial-up modems or ISDN and is used for low-bandwidth data transfers; No data can transfer before an end-to-end connection is established
Circuit switching
HDLC
Frame Relay
High-Level Data Link Control (HDLC)
42. Connects the demarc to the closest switching office - called a central office
Local loop
Point-to-Point Protocol (PPP)
PPP - HDLC - Frame Relay
Link Access Procedure - Balanced (LAPB)
43. What is the reason why the serial link between the Corp router and the Remote router will not come up?
Show interface
Authentication phase
Point-to-Point Protocol (PPP)
The layer 2 frame types are not compatible
44. Nonproprietary
High-Level Data Link Control (HDLC)
Demarcation point
High-Level Data Link Control (HDLC) protocol
Point-to-Point Protocol (PPP)
45. Can encapsulate several layer 3 routed protocols and provide authentication - dynamic addressing - and callback
EIA/TIA-232-C - V.24 - V.35 - and ISDN
CSU/DSU
Point-to-Point Protocol (PPP)
Frame Relay
46. A trunk line inside a WAN provider's network; a collection of switches and facilities owned by the ISP
Toll network
HDLC - Frame Relay - PPP
Point-to-Point Protocol (PPP)
Username todd password cisco
47. LCP packets are sent by each PPP device to configure and test the link
Link establishment - Authentication phases (optional) - Network layer protocol phase
Link establishment phase
Circuit switching
High-Level Data Link Control (HDLC) protocol
48. Write the command to see the encapsulation method on serial 0 of a Cisco router
Point-to-Point Protocol (PPP)
PPP - HDLC - Frame Relay
Show interface serial 0
Serial
49. HDLC stands for what?
The layer 2 frame types are not compatible
HDLC
High-Level Data Link Control
Link Access Procedure - D-Channel (LAPD)
50. Serial interfaces by default; connect into data communication equipment (DCE)
data terminal equipment (DTE)
NCP
Point-to-Point Protocol (PPP)
Point-to-Point Protocol