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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. Method of establishing and configuring different Network layer protocols
Integrated Services Digital Network (ISDN)
Network control Protocol (NCP)
HDLC
Point-to-Point Protocol (PPP)
2. What does PPP mean?
Authentication phase
Point-to-Point Protocol
High-Level Data Link Control (HDLC)
High-Level Data Link Control (HDLC) protocol
3. 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
Leased lines
HDLC
Point-to-Point Protocol (PPP)
Network control Protocol (NCP)
4. Which of the following encapsulations was considered an upgrade from x.25?
NCP
Frame Relay
Point-to-Point Protocol (PPP)
Network control Protocol (NCP)
5. What are the two PPP authentication methods?
Circuit switching
PAP and CHAP
Point-to-Point Protocol (PPP)
Point-to-Point Protocol (PPP)
6. 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
Packet switching
Point-to-Point Protocol
Circuit switching
HDLC
7. Network Control Protocol (NCP) is used to allow multiple Network layer protocols (routed protocols) to be used on a point-to-point connection
NCP
Frame Relay
Point-to-Point Protocol (PPP)
The layer 2 frame types are not compatible
8. The spot where the service provider's responsibility ends and the CPE begins
LCP
Wide Area Network (WAN)
Frame Relay
Demarcation point
9. Equipment that's owned by the subscriber and located on the subscriber's premises
DCE network
Frame Relay
EIA/TIA-232-C - V.24 - V.35 - and ISDN
Customer premises equipment (CPE)
10. Uses cells instead of packets that are a fixed 53 bytes long; can use isochronous clocking (external clocking) to help the data move faster; provides simultaneous transmission of voice - video - and data
Point-to-Point Protocol (PPP)
Link establishment phase
Asynchronous Transfer Mode (ATM)
Point-to-Point Protocol (PPP)
11. Which Data Link encapsulation can be used if you have one free serial interface and many remote offices to connect?
PPP
Point-to-Point Protocol (PPP)
Frame Relay
Authentication phase
12. 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) protocol
Link Access Procedure - D-Channel (LAPD)
Username todd password cisco
LCP
13. If you have a T1 - what must you connect from your router to a demarc?
LCP
CSU/DSU
High-Level Data Link Control (HDLC) protocol
Local loop
14. WAN stands for?
HDLC
HDLC - PPP - and Frame Relay
Network layer protocol phase
Wide Area Network
15. Uses the Network Control Protocol (NCP) to allow multiple Network layer protocols to be encapsulated and sent over a PPP data link
Point-to-Point Protocol (PPP)
Network layer protocol phase
Link Access Procedure - D-Channel (LAPD)
Link Access Procedure - Balanced (LAPB)
16. When PPP connections are started - the links go through three phases of session establishment. What are the three phases?
PPP
Link establishment - Authentication phases (optional) - Network layer protocol phase
High-Level Data Link Control (HDLC) protocol
Local loop
17. Can encapsulate several layer 3 routed protocols and provide authentication - dynamic addressing - and callback
Point-to-Point Protocol (PPP)
Link establishment phase
High-Level Data Link Control (HDLC) protocol
Wide Area Network (WAN)
18. A trunk line inside a WAN provider's network; a collection of switches and facilities owned by the ISP
NCP
Encapsulation ppp
Toll network
data terminal equipment (DTE)
19. To transport layer 3 packets across a Data Link layer point-to-point link
High-Level Data Link Control (HDLC) protocol
PPP
Point-to-Point Protocol
Point-to-Point Protocol (PPP)
20. Write the command to see the encapsulation method on serial 0 of a Cisco router
Frame Relay
NCP
Show interface serial 0
Point-to-Point Protocol
21. Method of establishing - configuring - maintaining - and terminating the point-to-point connection
PPP
Point-to-Point Protocol (PPP)
HDLC
Link Control Protocol (LCP)
22. How do you configure a serial interface to use PPP encapsulation?
Central office (CO) or point of presence (POP)
Encapsulation ppp
Password Authentication Protocol (PAP)
Point-to-Point Protocol (PPP)
23. Less secure; Passwords are sent in clear text
Password Authentication Protocol (PAP)
Link Access Procedure - D-Channel (LAPD)
Frame Relay
NCP
24. Which is true regarding HDLC?
Point-to-Point Protocol (PPP)
Config t - interface serial 0 - encapsulation ppp
Supplied by the CSU/DSU
It is Cisco proprietary
25. 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
High-Level Data Link Control
Point-to-Point Protocol (PPP)
Link Control Protocol (LCP)
PPP
26. Data Link and Physical layer specification that provides high performance; successor to X.25
The layer 2 frame types are not compatible
Authentication phase
PPP - HDLC - Frame Relay
Frame Relay
27. The default encapsulation used by Cisco routers over synchronous serial links
data terminal equipment (DTE)
High-Level Data Link Control (HDLC) protocol
HDLC - Frame Relay - PPP
Username todd password cisco
28. One bit at a time over a single channel
Packet Switching - Circuit Switching - Leased Lines
serial transmission
Show interface
Encapsulation ppp
29. If you had one serial interface on your router and needed to connect many remote locations - which Data Link encapsulation should you use?
HDLC - Frame Relay - PPP
Frame Relay
Authentication phase
LCP
30. Uses the LCP (Link Control Protocol) to build and maintain data link connections
Point-to-Point Protocol (PPP)
PPP
Username todd password cisco
High-Level Data Link Control (HDLC) protocol
31. What is a good command to verify your serial interface on a router?
PPP - HDLC - Frame Relay
LAPD
High-Level Data Link Control (HDLC) protocol
Show interface
32. Serial interfaces by default; connect into data communication equipment (DCE)
High-Level Data Link Control (HDLC)
Integrated Services Digital Network (ISDN)
data terminal equipment (DTE)
PPP
33. Designed to allow the simultaneous use of multiple Network layer protocols
LCP
Link establishment phase
Network control Protocol (NCP)
NCP
34. Proprietary
Frame Relay
Supplied by the CSU/DSU
Frame Relay
High-Level Data Link Control (HDLC) protocol
35. Method for encapsulating datagrams over serial links
Serial
High-Level Data Link Control (HDLC)
Point-to-Point Protocol (PPP)
Frame Relay
36. HDLC stands for what?
High-Level Data Link Control
Customer premises equipment (CPE)
Point-to-Point Protocol (PPP)
Packet Switching - Circuit Switching - Leased Lines
37. No authentication
Toll network
Password Authentication Protocol (PAP)
Authentication phase
High-Level Data Link Control (HDLC) protocol
38. Which encapsulations can be configured on a serial interface? (Choose three.)
PPP
HDLC - Frame Relay - PPP
Wide Area Network (WAN)
Point-to-Point Protocol (PPP)
39. Which protocol in PPP is used to identify the routed protocols?
Serial
Encapsulation ppp
NCP
PPP
40. What is the default serial encapsulation used on Cisco routers?
Wide Area Network (WAN)
High-Level Data Link Control
Link Control Protocol (LCP)
HDLC
41. Which of the following are considered common Data Link WAN encapsulation types? (Choose three.)
Toll network
Circuit switching
PPP - HDLC - Frame Relay
Leased lines
42. A connection-oriented protocol at the Data Link layer for use with X.25; causes a tremendous amount of overhead because of its strict time-out and windowing techniques; can also be used as a simple data link transport
PPP
High-Level Data Link Control (HDLC) protocol
Link Access Procedure - Balanced (LAPB)
EIA/TIA-232-C - V.24 - V.35 - and ISDN
43. If required - either CHAP or PAP can be used to authenticate a link
Frame Relay
Point-to-Point Protocol (PPP)
Packet Switching - Circuit Switching - Leased Lines
Authentication phase
44. A set of digital services that transmit voice and data over existing phone lines
HDLC
High-Level Data Link Control (HDLC) protocol
Integrated Services Digital Network (ISDN)
Central office (CO) or point of presence (POP)
45. What is the default serial encapsulation on a Cisco router?
Point-to-Point Protocol (PPP)
HDLC
Point-to-Point Protocol (PPP)
Network layer protocol phase
46. Write the commands to configure s0 to PPP encapsulation
Config t - interface serial 0 - encapsulation ppp
Link Control Protocol (LCP)
Link establishment - Authentication phases (optional) - Network layer protocol phase
High-Level Data Link Control (HDLC) protocol
47. Which of the following protocols are used with ISDN as an out-of-band protocol?
Challenge Handshake Authentication Protocol (CHAP)
LAPD
NCP
Serial
48. Physical layer international standard for serial communication
Leased lines
data terminal equipment (DTE)
High-Level Data Link Control (HDLC) protocol
EIA/TIA-232-C - V.24 - V.35 - and ISDN
49. What are the PPP Data Link protocols?
The layer 2 frame types are not compatible
HDLC - LCP - NCP
Point-to-Point Protocol (PPP)
DCE network
50. A point-to-point protocol used on leased lines
Point-to-Point Protocol (PPP)
Point-to-Point Protocol (PPP)
Demarcation point
High-Level Data Link Control (HDLC) protocol