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Exam :640-025
Title:Design

Fast Way to get your Certification Real Level Practice Questions Guides
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Fast Way to get your Certification Real Level Practice Questions Guides
www.correctexams.com

Fast Way to get your Certification Real Level Practice Questions Guides
www.correctexams.com

Version Number:Version 1-2003
Last Verified and Updated on Jan 4, 2003
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Question No 1
In a Novell environment, it is often a good idea to implement policies controlling resources access by
configuring SAP filters

A. On all routers.
B. On access-layer routers.
C. On distribution-layer routers.
D. On core-layer routers. Answer: C
Question No 2
What does NetBIOS send to identify itself?

A. Unicast.
B. Multicast.
C. Broadcast.
D. SAP advertisement. Answer: C
Question No 3


Question No 5
What happens after an SNA SSCP-LU and SSCP-PU connection is made?

A. An LU-LU session occurs.
B. An LU-PU session occurs.
C. A PU-PU session occurs.
D. Nothing, because this should never occur. Answer: A
Question No 6
Which of the following is not an RSRB encapsulation protocol?

A. PPP
B. TCP
C. Frame Relay
D. IP FST
E. Direct
F. Local SRB Answer: A
Question No 7

C. Count-to-infinity.
D. Poison reverse. Answer: B
Question No 9
In a Frame Relay network, what issue occurs due to routing protocols using split horizon?

A. A full mesh topology is required, which requires a lot of configuration.
B. Routers report Frame Relay errors due to routing updates not being forwarded
C. Connectivity between networks is limited in a partial-mesh.
D. No routing traffic is sent to peer routers. Answer: C
Question No 10
What is the fundamental aspect in a firewall design?

A. Host security.
B. Data compression.
C. Company policy.
D. Access to services.

Answer: C


Answer: A
Question No 13
Which of the following AppleTalk designs is most scalable?

A. AppleTalk Phase 3.
B. AppleTalk Phase 2 implemented everywhere; enhanced IGRP used on WANs and RTMP used on
LANs.
C. Use AURP because with AURP only routing table updates are sent.
D. Use RTMP but reduce the time between updates. Answer: B

Question No 14
A hierarchical mesh design for nonbroadcast multiaccess X.25 and Frame Relay ______.

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A. Does not use full-mesh design techniques.

D. DHCP servers. Answer: C
Question No 17
At what layer does ZIP work?

A. Application
B. Network
C. Transport
D. Session
E. Data Link
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Fast Way to get your Certification - 8 - Answer: D
Question No 18
If you have SNA clients, the mainframe, and the FEP all in the same location and only one path to the
FEP, which of the following could you use?

B. Determine distance to gateway.
C. Integrate UNIX support.
D. Ensure guaranteed delivery. Answer: D

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Fast Way to get your Certification - 9 - Question No 21
A multiport router with one LAN and several WAN connections would be used for ______.

A. A small home/office with a few users.
B. Very secure connections.
C. Remote gateway applications only.
D. Power users in hotel rooms. Answer: C
Question No 22
When gathering data for a new internetwork design, you should:


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B. A greater number of hosts per segment.
C. Better utilization of addressing space.
D. An easy conversion between binary and decimal numbers. Answer: A
Question No 25
Which of the following items is not a consideration when selecting a routing protocol for an
internetwork?

A. The complexity of converting from the current routing protocol.
B. The ability to support variable length subnet masking.
C. The ability to support a wide variety of user applications.
D. The time for the network o converge after a topology change. Answer: C
Question No 26
When estimating bandwidth used by a routing protocol, which of the following questions is least


Question No 28
Which factor involved in network design controls how security is implemented?

A. Product availability.
B. Policy.
C. Bandwidth requirements.
D. Performance. Answer: B
Question No 29
Redundant SNA front-end processors

A. Must have different MAC addresses.
B. Let a user’s workstation send requests to either front-end processor during an established session.
C. Provide redundancy and load balancing on a connection-by-connection basis.
D. Can have the same MAC address when connected to the same Token Ring network. Answer: A
Question No 30
When using the Internet as a remote access methods:


Multilink PPP allows aggregation of B-channels by

A. Segmentation and sequencing of packets through an additional four type field added to the header.
B. Segmentation and sequencing of packets through an additional two type field added to the header.
C. Segmentation and sequencing of packets through a user configurable field added to the header.
D. Segmentation and sequencing of packets through a method to be determined. Answer: A
Question No 33
A remote user that typically dials in from a hotel room

A. Is a classified as an occasional telecommuter or mobile user and would typically use analog dial-in
lines.
B. Is classified as a dedicated telecommuter or mobile user and would typically use analog dial-in lines.
C. Is classified as an occasional telecommuter or mobile user and would typically use ISDN dial-in
lines.
D. Is classified as an dedicated telecommuter or mobile user and would typically use ISDN dial-in lines. Answer: B
Question No 34
Which of the following is a major issue in a large Novell NetWare network that uses a full-mesh Frame
Relay topology?


Question No 36
What additional benefits are realized by network designs that employ the Internet DNS model of
translating a NetBIOS name to an IP address?

A. Bandwidth utilization is improved because broadcast traffic is reduced.
B. Latency for the name translation is reduced because functionality is distributed amongst different
servers.
C. The amount of administrative overhead is reduced because an internet DNS server understands
NetBIOS names and IP addresses that were either statically or dynamically assigned.
D. Latency for the name translation is reduced because functionality is centralized into one server. Answer: A
Question No 37
The Windows Internet Name service method of name resolution uses ________ addresses to enable clients
to dynamically register NetBIOS names and to browse the network.

A. Broadcast
B. Multicast
C. Unicast
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Answer: C
Question No 40
Which of the following Apple Talk designs is most scalable?

A. Apple Talk Phase 2 implement everywhere, Enhanced IGRP used on WANs, and RTMP used on
LANs.
B. Both Apple Talk Phase 1 and Phase 2 supported, Enhanced IGRP used on WANs, and RTMP used
on LANs.
C. Apple talk phase 2 implemented everywhere, and RTMP used on WANs and LANs.
D. Apple talk phase 3 and Enhanced IGRP implemented everywhere. Answer: A
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Question No 41
A thorough understanding of a protocol suite’s overhead traffic and routing updates is especially
important when selecting

A. The server platform.
Answer: B, C
Question No 44
Which of the following conditions would result in recommending switching instead of routing?

A. Scarcity of IP addresses.
B. Media contention problems.
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C. The need for variable-length subnet masks.
D. Lots of resource-discovery traffic. Answer: B
Question No 45
What are two main functions of a router?

A. Path determinations.
B. IP address to MAC address conversion.


Answer: D

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Fast Way to get your Certification - 17 - Question No 48
NetBIOS operates as a _______ protocol in the OSI reference model

A. Transport layer.
B. Session layer.
C. Presentation layer.
D. Application layer. Answer: B
Question No 49
In a Windows network, client generate _______ to locate servers.

A. SAP advertisements.
B. Service requests.
C. Name queries.

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The major issue in WAN design is:

A. Accommodating many different services and the bandwidth they demand.
B. Compatibility with the components used in the LAN design.
C. Insuring that ATM is always deployed at the proper place.
D. Limiting the bandwidth consumption by all users of the network. Answer: A
Question No 52
What is the biggest benefit if inverse ARP in a Frame Relay Multipoint network?

A. Conformance to standards.
B. Minimal configuration.
C. Low protocol overhead.
D. Reliability. Answer: C
Question No 53
If your client needs to run SMDS over ATM, you need to warn your client that:

A. Cells cannot be mixed together on the same virtual circuit.


A. Implements DLUR and DLUS services.
B. Issues a BIND statement.
C. Requires a downstream PU.
D. Requires a DLUR. Answer: C
Question No 56
When designing a TCP/IP network, emphasis should be placed upon which of the following?

A. An IP addressing scheme that uses subnetting to maximize route summarization.
B. A routing protocol that reduce periodic routing announcements.
C. A security policy that protects the client from unwanted Internet access.
D. A single-vendor solution to ensure compatibility in both the LAN and WAN environments. Answer: A
Question No 57
OSPF virtual links that connect an area to the backbone through another area:

A. Are a normal component of a hierarchical design.
B. Have better performance than normal links.
C. Simplify the design and configuration.

B. Routers in the Enhanced IGRP cloud update the hop count and ticks when advertising routes that
were learned from IPX RIP.
C. Enhanced IGRP tracks the IPX routing metrics as external metrics.
D. IPX can learn about IP routes. Answer: C
Question No 60
Internetwork design models:

A. Simplify complex design problems.
B. Are described in many text books and user manuals.
C. Are static because basic technologies do not change often.
D. Include router configuration guidelines. Answer: A
Question No 61
Which AAL is known as being simple and efficient?

A. AAL5
B. AAL1
C. AAL4
D. AAL2

B. Answer missing.
C. Legacy SNA is based on the ability to send request response units (RUs) over a path control
network.
D. The goal of legacy SNA was efficient use of expensive low serial WAN. Answer: C
Question No 64
To authenticate remote users you could ______.

A. Use a server that implements TACACS+ or Radius.
B. Use per-user access lists at the access server.
C. Use the SLIP protocol with CHAP.
D. Require the user to call the network administrator prior to login. Answer: A
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Question No 65


A. Applications that let you configure a small window size.
B. Priority queuing for mission-critical time sensitive protocols.
C. Fast switching to quickly output frames from a fast WAN link.
D. An odd number of routers (rather than an even number). Answer: B
Question No 68
Which of the following policies would most likely be implemented at the distribution layer of the
hierarchical model?

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A. Charging for internetwork usage (accounting).
B. Controlling email privacy.
C. Controlling access to resources.
D. Controlling names used for servers and users workstations. Answer: C
A. Poison Reverse.
B. Hold Down Timers.
C. Hot Standby Routing Protocol.
D. Split Horizon. Answer: C
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Question No 72
Which of the following is true regarding AURP?

A. You can tunnel IP in DDP datagrams.
B. You can tunnel DDP in IP datagrams.
C. You can't tunnel DDP in IP datagrams.
D. You can't tunnel IP in DDP datagrams. Answer: B
Question No 73


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B. The core, server, and access layers.
C. The wan, campus, and local-area layers.
D. The wan, distribution, and access layers. Answer: A
Question No 76
Regarding firewall security, which one of the following is not a value-added service?

A. Proxy applications.
B. FTP
C. NAT
D. Login protection.
E. Audit trails. Answer: B
Question No 77
Which of the following corporate policies is least relevant to internetworking design?