Free 642-972 download :cisco Data Center Data Center Application Services Design exam
Certification Provider: cisco
Exam Name: 642-972 – Data Center Application Services Design
Related Certifications: Data Center
Language: English
Latest update:2010-05-01
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642-972 QUESTIONS ANSWERS WITH EXPLANATIONS
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PREPARATION LABS:20 labs
Duration: 270 Questions
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642-972 DCASD
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 and Japanese
Click Here to Register: Pearson VUE
Exam Policies: Read current policies and requirements
Exam Tutorial: Review type of exam questions
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
Cisco 642-972
Data Center Application Services Design
Q&A Demo
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Question：1
Your are the cisco device provider. You have chance to introduce Cisco ACE Module to the IT manger from
TestInside.He ask you,Which two features of the Cisco ACE Module differentiate it from the Cisco ACE 4710
Appliance? (Choose two.)
A. FTP compression coprocessor
B. dual network processors
C. Independant control and data planes
D. Ethernet out-of-band communication channel
Answer: BD
Question：2
As a senior network engineer working in TestInside.com,You should know the key features of many Cisco device.In which of these situations is the Cisco ACE feature for HTTP header rewrite useful?
A. you must enable SSL client certificates
B. you must backup server for fault tolerance
C. you must change the Rserver that receives a session without reproxying the connections
D. you must divert an unencrypted session to a server that listens only on an encrypted port
Answer: D
Question：3
You work as a Cisco engineer in the data center of TestInside.com. A potential customer casts doubt on this statement:”The data center lacks of agility will affect the ability of the business to react promptly to changing market conditions. In this case, what would be a first-step to response?
A. segment the network into a set of physical LAN and SAN islands that can be brought on line quickly when business conditions change
B. consider a virtualization solution that will help reduce the number of physical switches, firewalls, and security appliances
C. buildspare application silos that can be implemented quicky to meet changing business requirements
D. propose a network-embedded application optimization solution so that business applications can react quickly to changing requirements without needing to change the main application on the server
Answer: B
Question：4
WCCPv2 is Web Cache Communications Protocol V2. WAAS is Wide Area Application Services.Why WAAS
deployments need it?
A. Enable firewall transparency
B. Enable NetFlow data collection
C. Redirect traffic to a Cisco ACE Module
D. Intercept and redirect traffic to the WAE
Answer: D
Question：5
In order to maximum the usage of the network in TestInside.com, The network administrator plan to implement global load-balancing technology. Which Cisco ACE protocol communicates with the Cisco GSS to provide global load-balancing functionality?
A. KAL-AP
B. GSSP
C. SNMP
D. RHI
Answer: A
Question：6
You are the senior desktop administrator for TestInside.com. You are meeting a potential customer who are insisting that he would prefer to work with a specialist supplier. Which of following statements would be the best response to change this customer’s attitude?
A. Yes, specialist suppliers may have better technical capabilities in their own niche area, but Cisco is promoting quickly.
B. In fact, most specialist suppliers are those who quited from Cisco to try and make some hot money.
C. Cisco will obtain specialist suppliers after their products are well-rounded, so you’d better to work with Cisco early.
D. Well, you know, Cisco data center sales professionals are specialists in a comprehensive range of data center technologies that are tested, integrated, and supported by a single supplier: Cisco.
Answer: D
Question：7
TestInside is planning to build one e-commerce platform. Cisco GSS is Global Site Selector. When deploying Cisco GSS into an infrastructure supporting e-commerce, how to ensure clients will always be returned to the same site?
A. Enable load balancing sticky on the Cisco ACE appliance
B. Disable network proximity on the CSS
C. Enalbe network proximity on the Cisco GSS
D. make DNS sticky on the Cisco GSS
Answer: D
Question：8
TestInside need redesign the network,the network administrator plan upgrade from CSM to Cisco ACE.Befoe
the implemention,TestInside network administrator want to know the benefit of this implemention.Which two of these are benefits of migrating from CSM to Cisco ACE? (Choose two.)
A. virtualization
B. server round robin
C. integration into MSFC IOS
D. scalability with software licenses
Answer: AD
Question：9
You are a Cisco engineer of TestInside.com. As far as you know, which two of the following you will benefit from unified fabric? (Choose two.)
A. reduced throughput
B. reduced I/O bandwidth
C. reduced cabling
D. reduction of server adapters required for I/O
Answer: CD
Question：10
You are the network administrator for pass4usre.com, you are testing Cisco ACE.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 100
B. a Layer 4 decision based on the HTTP request header field HOST
C. a Layer 7 decision based on the HTTP request header field HOST
D. a Layer 7 decision based on the HTTP request header field User_Agent
Answer: D