Pass4sure Testking Cisco Exam 642-972

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Data Center Application Services Design : 642-972 Exam

Data Center Application Services Design
Exam Number: 642-972
Associated Certifications: Data Center Application Services Design Specialist
Duration: 75 minutes (45-55 questions)
Available Languages: English
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Exam Description Exam Topics Recommended Training
Exam Description

The 642-972 DCASD Cisco Data Center Application Services Design exam tests a candidate’s knowledge of the skills needed by a sales engineer to design and articulate a Cisco Data Center Application Services platform.
Exam Topics

The following topics are general guidelines for the content likely to be included on the Remote Access exam. However, other related topics may also appear on any specific delivery of the exam. In order to better reflect the contents of the exam and for clarity purposes, the guidelines below may change at any time without notice.
Describe foundational technologies and protocols used with DCAS

* Describe HTTP
* Describe SSL
* Describe WCCP
* Describe the fundamentals of web technologies
* Describe the fundamentals of the N-tier architecture
* Describe the TCP connection process
* Describe UDP
* Describe the active vs. passive FTP
* Describe streaming media
* Describe file systems/protocols/applications

Perform a network and systems analysis

* Identify the customer’s current and future server farm requirements
* Identify the customer’s current and future N-Tier application architecture requirements
* Identify current and future intersite application communication
* Identify the customer’s current and future application performance requirements
* Identify the customer’s current network configuration and its ability to support DCAS
* Identify the component’s of an DCAS site survey
* Identify the customer application requirements that would benefit from a DCAS solution

Present the DCAS product set in a customer sales environment

* Describe the features of the DCAS product family
* Describe the components of a DCAS solution
* Describe the ACE appliance product set
* Describe the ACE service module
* Describe the ACE GSS
* Describe the CSS
* Describe the CSM
* Describe the ACE XML Gateway
* Describe the ANM
* Describe the WAAS product family
* Describe the ACE licensing models
* Position Cisco Load Balancing solutions in the data center networking environment
* Describe the firewall load balancing solutions supported in a Cisco Load Balancing environment

Describe the features of the Cisco Load Balancing solutions

* Describe the differences between the ACE Service Module and the ACE Appliance
* Describe the health checking systems of Cisco Load Balancing solutions
* Describe virtual servers
* Describe real servers
* Describe class and policy maps
* Describe the high availability solutions for the Cisco Load Balancing solutions
* Describe the firewall capabilities in the Cisco Load Balancing solutions
* Describe SSL offload
* Describe the migration path from CSS and CSM to the ACE solution
* Describe session persistence
* Describe the implementation of Cisco Load Balancing Solutions
* Describe the virtualization capabilities of the ACE Service Module and Appliance
* Describe the compession capabilities of the Cisco Load Balancing solutions
* Describe the use of digital certificates in a Cisco Load Balancing solution

Describe ACE management and monitoring capabilities

* Identify the applications used to manage the ACE module
* Describe the process of managing the virtual contexts
* Describe the capabilities and limitations of ACE management
* Describe provisioning of virtualization on ACE
* Describe provisioning of services on ACE
* Describe delegated operations of virtual and real servers on ACE
* Describe the monitoring of ACE
* Describe the similiarities and differences between ANM and the ACE Appliance Device Manager

Describe the features of the Cisco Global Load Balancing solution

* Identify appropriate Cisco GLB solutions
* Describe the Cisco GLB DNS process
* Describe the GSS deployment models
* Describe the CNR option for GSS
* Describe the protocols used by the GSS
* Describe management and monitoring of the GSS solution
* Identify the best GLB method to use in a particular environment

Describe the WAAS solution

* Describe the roles for WAEs
* Describe WAAS interception methodologies
* Describe WAAS acceleration methodologies
* Describe the high level capabilities of Cisco WAAS management and reporting
* Describe IOS features that provide prioritization and control in a Cisco WAAS network
* Describe WAAS fan-out
* Describe wide area bandwidth allocation/provisioning from core to edge

Design a solution to meet customer requirements

* Size a DCAS solution to meet a particular set of customer requirements
* Design an ACE solution to meet customer requirements
* Design a WAAS solution to meet customer requirements
* Design an integrated ACE and WAAS solution to meet customer requirements
* Design a firewall load balancing solution
* Plan the use of digital certificates
* Design a highly available overall data center network solution based on Cisco Data Center 3.0
* Design a global load balancing solution to meet customer requirements

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Exam Number/Code: 642-972
Exam Name: Data Center Application Services Design

“Data Center Application Services Design”, also known as 642-972 exam, is a Cisco certification.
Preparing for the 642-972 exam? Searching 642-972 Test Questions, 642-972 Practice Exam, 642-972 Dumps?

With the complete collection of questions and answers, Pass4sure has assembled to take you through 58 Q&As to your 642-972 Exam preparation. In the 642-972 exam resources, you will cover every field and category in Others helping to ready you for your successful Cisco Certification.
Questions and Answers : 58 Q&As
Updated: April 24th , 2008
Market Price: $125.99
Member Price: $99.99

Exam Name: Data Center Application Services Design
Exam Type: Cisco
Exam Code: 642-972 Total Questions 58

Page 1 of 14

Question: 1
Which two features of the Cisco ACE Module differentiate it from the Cisco ACE 4710 Appliance?
(Choose two.)

A. Dual network processors
B. HTTP compression coprocessor
C. Separate control and data planes
D. Hardware-based SSL coprocessor
E. Ethernet out-of-band communication channel

Answer: A, E

Question: 2
In which of these situations is the Cisco ACE feature for HTTP header rewrite useful?

A. You need to enable SSL client certificates
B. You need a backup server for fault tolerance
C. You need to change the Rserver that receives a session without reproxying the connections
D. You need to divert an unencrypted session to a server that listens only on an encrypted port

Answer: D

Question: 3
Why is WCCPv2 used in WAAS deployments?

A. To enable firewall transparency
B. To enable NetFlow data collection
C. To redirect traffic to a Cisco ACE Module
D. To intercept and redirect traffic to the WAE

Answer: D

Question: 4
Which Cisco ACE protocol communicates with the Cisco GSS to provide global load-balancing
functionality?

A. RHI
B. GSSP
C. SNMP
D. KAL-AP

Answer: D

Question: 5
When deploying Cisco GSS into an infrastructure supporting e-commerce, how can you ensure
clients will always be returned to the same site?

A. Make DNS sticky on the Cisco GSS
B. Use network proximity on the CSS
C. Use network proximity on the Cisco GSS
D. Make load balancing sticky on the Cisco ACE appliance

Answer: A

Question: 6
Which two of these are benefits of migrating from CSM to Cisco ACE? (Choose two.)

A. Virtualization
B. Server load balancing
C. Integration into MSFC IOS
D. Active-standby fault tolerance
E. Scalability with software licenses

Answer: A, E

Question: 7
Given a design to load-balance a web application based on browser type, which type of decision
will the Cisco ACE appliance need to make?

A. A Layer 4 decision based on TCP port 80
B. A Layer 7 decision based on the HTTP request header field HOST
C. A Layer 7 decision based on the HTTP reply header field Browser_Type
D. A Layer 7 decision based on the HTTP request header field User_Agent
E. A Layer 7 decision based on the HTTP request header field Browser_Type

Answer: D

Question: 8
When a request for DNS name resolution is required in a DRP proximity implementation on the
Cisco GSS, what is the maximum number of zones allowed within a single Cisco GSS proximity
environment?

A. 22
B. 32
C. 42
D. 50

Answer: B

Question: 9
When considering a Cisco ACE Module implementation, a site survey should first be taken to
confirm which two requirements? (Choose two.)

A. Cisco Catalyst 4500 Switch chassis with an open-fabric-enabled port
Cisco Catalyst 4500 Series Supervisor Engine 4
Cisco IOS Software Release 12.2(31)SGA or later
B. Cisco Catalyst 6509 Switch chassis with an open-fabric-enabled port
Cisco Catalyst 6500 Series Supervisor Engine 32
Cisco IOS Software Release 12.2(18)SXF4 or later
C. Cisco Catalyst 6709 Switch chassis with an open-fabric-enabled port
Cisco Catalyst 6700 Series Supervisor Engine 720
Cisco IOS Software Release 12.2(33)SXH or later
D. Cisco Catalyst 6506 Switch chassis with an open-fabric-enabled port
Cisco Catalyst 6500 Series Supervisor Engine 720
Cisco IOS Software Release 12.2(18)SXF4 or later
E. Cisco 7600 Switch chassis with an open-fabric-enabled port
Cisco 7600 Series Supervisor Engine 720
Cisco 7600 Series Route Switch Processor 720
Cisco IOS Software Release 12.2(18)SXF4 or later
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