Wide Area Networks(Computer Aptitude > Networking ) Questions and answers for exam Preparation

Computer Aptitude > Networking

WIDE AREA NETWORKS MCQs

Total Questions : 37 | Page 2 of 4 pages

Question 11. Which of the following describes the creation of private networks across the Internet, enabling privacy and tunneling of non-TCP/IP protocols?

HDLC
Cable
VPN
IPSec
xDSL

Discuss Question

Answer: Option C. -> VPN

Question 12. Which of the following describes an industry-wide standard suite of protocols and algorithms that allows for secure data transmission over an IP-based network that functions at the layer 3 Network layer of the OSI model?

HDLC
Cable
VPN
IPSec
xDSL

Discuss Question

Answer: Option D. -> IPSec

Question 13. Which of the following uses ATM as the Data Link layer protocol that's terminated at what's known as the DSLAM?

DSL
PPPoE
Frame Relay
Dedicated T1
Wireless

Discuss Question

Answer: Option A. -> DSL

Question 14. When a router is connected to a Frame Relay WAN link using a serial DTE interface, how is the clock rate determined?

Supplied by the CSU/DSU
By the far end router
By the clock rate command
By the Physical layer bit stream timing

Discuss Question

Answer: Option A. -> Supplied by the CSU/DSU

Question 15. Which command is required for connectivity in a Frame Relay network if Inverse ARP is not operational?

frame-relay arp
frame-relay map
frame-relay interface-dci
frame-relay lmi-type

Discuss Question

Answer: Option B. -> frame-relay map

Question 16. How should a router that is being used in a Frame Relay network be configured to keep split horizon issues from preventing routing updates?

Configure a separate subinterface for each PVC with a unique DLCI and subnet assigned to the subinterface.
Configure each Frame Relay circuit as a point-to-point line to support multicast and broadcast traffic.
Configure many subinterfaces in the same subnet.
Configure a single subinterface to establish multiple PVC connections to multiple remote router interfaces.

Discuss Question

Answer: Option A. -> Configure a separate subinterface for each PVC with a unique DLCI and subnet assigned to the subinterface.

Question 17. Which of the following encapsulates PPP frames in Ethernet frames and uses common PPP features like authentication, encryption, and compression?

PPP
PPPoA
PPPoE
Token Ring

Discuss Question

Answer: Option C. -> PPPoE

Question 18. When setting up Frame Relay for point-to-point subinterfaces, which of the following must not be configured?

The Frame Relay encapsulation on the physical interface
The local DLCI on each subinterface
An IP address on the physical interface
The subinterface type as point-to-point

Discuss Question

Answer: Option C. -> An IP address on the physical interface

Question 19. You need to configure a router for a Frame Relay connection to a non-Cisco router. Which of the following commands will prepare the WAN interface of the router for this connection?