Cxa 301 1i_tyk

Citrix XenApp 6.5 AdvancedAdministration

Citrix Course CXA-301-1ITest Your Knowledge Answer Key

2 © Copyright 2011 Citrix Systems, Inc.

Citrix XenApp 6.5 AdvancedAdministration

Test Your Knowledge Answer KeyOctober 2011Version 1.0


Table of ContentsModuleModule 1:1: TroubleshootingTroubleshooting thethe XenAppXenApp EnvironmentEnvironment .......................................................................... 77Test Your Knowledge: Troubleshooting the XenApp Environment .......................................... 9

ModuleModule 2:2: ScalingScaling thethe XenAppXenApp EnvironmentEnvironment .................................................................................................. 1111Test Your Knowledge: Scaling the XenApp Environment ...................................................... 13

ModuleModule 3:3: CreatingCreating FarmFarm RedundancyRedundancy .................................................................................................................. 1515Test Your Knowledge: Creating Farm Redundancy .............................................................. 17

ModuleModule 4:4: MaintainingMaintaining thethe XenAppXenApp EnvironmentEnvironment .................................................................................... 1919Test Your Knowledge: Maintaining the XenApp Environment ................................................ 21

ModuleModule 5:5: OptimizingOptimizing thethe XenAppXenApp EnvironmentEnvironment ........................................................................................ 2323Test Your Knowledge: Optimizing the XenApp Environment ................................................. 25

ModuleModule 6:6: OptimizingOptimizing thethe UserUser EnvironmentEnvironment .................................................................................................. 2727Test Your Knowledge: Optimizing the User Environment ...................................................... 29

ModuleModule 7:7: OptimizingOptimizing PrintingPrinting .............................................................................................................................................. 3131Test Your Knowledge: Optimizing Printing ............................................................................ 33

ModuleModule 8:8: SecuringSecuring XenAppXenApp .................................................................................................................................................. 3535Test Your Knowledge: SSL Certificates for External Access ................................................. 37Test Your Knowledge: Securing XenApp .............................................................................. 38

ModuleModule 9:9: MonitoringMonitoring XenAppXenApp withwith StandardStandard UtilitiesUtilities ...................................................................... 3939Test Your Knowledge: Monitoring Tools ............................................................................... 41

ModuleModule 10:10: MonitoringMonitoring XenAppXenApp withwith EdgeSightEdgeSight ...................................................................................... 4343Test Your Knowledge: Historical and Real-Time Data ........................................................... 45Test Your Knowledge: Alerts ................................................................................................ 46Test Your Knowledge: Active Application Monitoring ............................................................ 47

© Copyright 2011 Citrix Systems, Inc. 5


Module 1

Troubleshooting theXenApp Environment


Test Your Knowledge: Troubleshooting theXenApp Environment1. Logon issues are often associated with which of the following two settings? (Choose two.)

a. License settingsb. Firewall settingsc. Desktop settingsd. Self-service settingse. User profile settings

Answers: a, d2. A user attempts to reconnect to an existing session from a new user device but receives an

error message. Which of the following options is a possible reason for causing WorkspaceControl to not function correctly?

a. Receiver configurationb. Internet Explorer security settingsc. XenApp exclusions of Workspace Controld. Web Interface requires anonymous connections

Answer: b3. If a resource availability issue arises in a virtualized environment where two XenApp servers

are created through different server deployment methods, you should focus on any differencesin the agents installed and whether any of these agents need to be excluded from XenAppvirtual memory optimization.

a. Trueb. False

Answer: a4. Web Interface can be configured using which of the following options?

a. AppCenterb. Merchandising Serverc. XenApp Management consoled. Web Interface Management console

Answer: d5. Which of the following options can prevent the Citrix Receiver from installing on the user

device?a. The user device is not configured for XenAppb. The Receiver download requires Flash on the user devicec. The user does not have administrative permissions on the user device

© Copyright 2011 Citrix Systems, Inc. Module 1: Troubleshooting the XenApp Environment 9

d. The XenApp administrator must configure the Receiver to be installed on the requiredoperating system

Answer: c

10 Module 1: Troubleshooting the XenApp Environment © Copyright 2011 Citrix Systems, Inc.

Module 2

Scaling the XenAppEnvironment


Test Your Knowledge: Scaling the XenAppEnvironment1. Which of the following options is not a recommendation or guideline for configuring your

XenApp farm for maximum scalability?a. Create a new zone for each group of users.b. Assign policies to groups rather than individual servers.c. Create and test a pre-production pilot farm before releasing into production.d. Review the network infrastructure design for the environment before farm

configuration.Answer: a

2. In which management console or tool can you prepare a XenApp server for imaging andprovisioning?

a. AppCenterb. XenApp Server Role Managerc. Web Interface Management Consoled. XenApp Server Configuration tool

Answer: d3. True or False: Any XenApp server can function as the data collector.

a. Trueb. False

Answer: b. Only XenApp controller servers can become data collectors. Session host-onlyservers cannot function as the data collector.

© Copyright 2011 Citrix Systems, Inc. Module 2: Scaling the XenApp Environment 13


Module 3

Creating FarmRedundancy


Test Your Knowledge: Creating FarmRedundancy1. True or False: An additional datacenter location is required for business continuity in all

XenApp environments.a. Trueb. False

Answer: b. Determining the extent of configuration for disaster recovery is a business andtechnical decision that requires strategic planning.

2. A worker group preference list is used for what purpose?a. To assign users to groupsb. To increase the scalability of the farmc. To ensure that users are directed to the appropriate serversd. To set the preference and failover for servers in farms with multiple zones

Answer: c3. Which is NOT an advantage of integrating Web Interface with Citrix NetScaler?

a. DNS round-robinb. Increased securityc. Increased performanced. Redundancy by load balancing the XML service and Web Interface servers

Answer: a

© Copyright 2011 Citrix Systems, Inc. Module 3: Creating Farm Redundancy 17


Module 4

Maintaining the XenAppEnvironment


Test Your Knowledge: Maintaining theXenApp Environment1. Complete the following sentence. The XenApp Migration Center __________.

a. Is not compatible with XenApp 6.5b. Provides an easy-to-use wizard interface that guides you through the various steps

required for migrationc. Uses Microsoft PowerShell cmdlets to migrate legacy farms automatically to the latest

version of XenAppd. Upgrades all XenApp 6.0 server roles to XenApp 6.5 server roles and transfers all zone

and policy settings to the new data storeAnswer: b

2. Which of the following are recommendations for maintaining the data store database? (Choosetwo.)

a. Use Windows authentication.b. Back up the data store regularly.c. Host the data store on a XenApp server.d. Designate data growth caps for each database.

Answer: a, b3. True or False: XenApp servers should be restarted at least once a week.

a. Trueb. False

Answer: a

© Copyright 2011 Citrix Systems, Inc. Module 4: Maintaining the XenApp Environment 21


Module 5

Optimizing the XenAppEnvironment


Test Your Knowledge: Optimizing theXenApp Environment1. All of the following counters should be used when gathering baseline performance data of a

XenApp farm, except __________. (Fill in the blank.)a. Device performance alertb. Network transaction failurec. System disk bottleneck alertd. Generic application performance alert

Answer: a2. When optimizing a Windows server, which area may also optimize XenApp?

a. IISb. Active Directoryc. Devices and Printersd. Microsoft Management Console

Answer: b3. Which two Performance Monitor counters should be used to determine which servers require

disk defragmentation? (Choose two.)a. % Disk Idle Timeb. % Disk I/O Timec. % Disk Read Timed. % Disk Write Time

Answer: c, d4. Citrix recommends which three of the following configurations for XenApp farms with Active

Directory in the environment? (Choose three.)a. All servers should reside in the same domain.b. The farm should span multiple Active Directory forests.c. XenApp servers should be in their own Organizational Units (OUs).d. The farm domain should have no trust relationships with non-Active Directory

domains.Answer: a, c, d

5. Citrix recommends the following for optimizing data collectors, except __________ and__________. (Fill in the two blanks.)

a. Each zone should have a backup data collector.b. At least 50% of the hard disk space should be free.c. Two NICs should be available for each data collector.

© Copyright 2011 Citrix Systems, Inc. Module 5: Optimizing the XenApp Environment 25

d. Published applications should run on servers that are not data collectors.Answer: b and c

6. Which application type would benefit from virtual memory optimization?a. Reside on network sharesb. Have digitally signed componentsc. Require that DLL memory addresses are temporaryd. Entail the application executable programmatically checks the DLL after it has been

loadedAnswer: c

7. When sizing VMs, you should be aware of the following specifications, except __________.(Fill in the blank.)

a. Server countb. Processor allocationc. Memory allocationd. Free hard disk space

Answer: a

26 Module 5: Optimizing the XenApp Environment © Copyright 2011 Citrix Systems, Inc.

Module 6

Optimizing the UserEnvironment


Test Your Knowledge: Optimizing the UserEnvironment1. When determining application compatibility, you should test with an account with which

rights?a. Systemb. XenApp power userc. Non-administratived. Local administrator on the user device

Answer: c2. Applications that are streamed to a user device display as what type of sessions?

a. ICAb. HDXc. RDPd. RADE

Answer: d3. Which of the following features will not improve performance if disabled?

a. Animationsb. Wallpapersc. Windows themesd. User Account Control

Answer: d4. Why should roaming user profiles be centralized with UPM in a XenApp environment?

a. To auto-create appropriate printersb. To allow monitoring of user sessionsc. To provide connectivity to all XenApp serversd. To ensure user settings are accessible from all XenApp servers

Answer: d5. All of the following are profile solution recommendations, except __________. (Fill in the

blank.)a. Avoid local profilesb. Consider logon timec. Disable folder redirectiond. Implement the simplest user profile solution that addresses requirements

Answer: d

© Copyright 2011 Citrix Systems, Inc. Module 6: Optimizing the User Environment 29


Module 7

Optimizing Printing


Test Your Knowledge: Optimizing Printing1. Which utility is used to manage printer drivers on print servers?

a. Microsoft Role Managerb. Citrix Print Policies Consolec. Citrix Delivery Services Consoled. Microsoft Print Management Console

Answer: d2. Which mechanism is used to replicate printer drivers across all XenApp servers?

a. PowerShellb. AppCenterc. Print Detectived. Printer driver policies in Active Directory

Answer: a3. Which Universal Printing setting should be used for special drivers and print jobs that require

client-side reprocessing by the device-specific driver?a. Universal printing print quality limitb. Universal printing optimization defaultsc. Universal printing EMF processing moded. Universal printing image compression limit

Answer: c4. Users report that print jobs appear garbled. Which two of the following options should be

investigated? (Choose two.)a. Whether a non-native printer driver being usedb. Whether the Citrix Universal Printer is being usedc. Whether PowerShell scripts were executed correctlyd. Whether a Citrix universal printer driver is being usede. Whether the driver mapping is not configured correctly for the affected printer

Answer: a, e5. A user reports that his printers are not visible from within a published instance of Microsoft

Word. Which of the following questions would you investigate?a. Is a non-native printer driver being used?b. Are printers available in other published applications?c. Are there policies prohibiting auto-creation of printers for this user?d. Are other users, such as others in the same department, experiencing the same issue?e. All of the above

© Copyright 2011 Citrix Systems, Inc. Module 7: Optimizing Printing 33

Answer: e6. A user reports that the wrong printer shows as the default printer within her XenApp session.

Which of the following options is likely the reason for the issue?a. The default printer is defined in a policyb. No default printer is specified on the user devicec. No default printer is specified on the XenApp serverd. The session uses the default printer specified on the XenApp server to which the user

connectedAnswer: a

34 Module 7: Optimizing Printing © Copyright 2011 Citrix Systems, Inc.

Module 8

Securing XenApp


Test Your Knowledge: SSL Certificates forExternal AccessMatch each component in an external access scenario with the type of SSL certificate or certificatesthat it requires.

• None• Root certificate only• Server certificate only• Both root and server certificates

Component SSL Certificate Type

User devices Root certificate only

Access Gateway Both root and server certificates

XenApp controller Server certificate only

XenApp session-only host None

© Copyright 2011 Citrix Systems, Inc. Module 8: Securing XenApp 37

Test Your Knowledge: Securing XenApp1. What is the minimum level of SQL server permissions a XenApp farm requires to install a

service pack?a. db_ownerb. db_readerc. db_writerd. public

Answer: a2. SmartAccess coordinates Access Gateway policies with what on XenApp?

a. Policies with filtersb. Policies without filtersc. XML service requestsd. SSL certificate checkse. Endpoint analysis scan results

Answer: a

38 Module 8: Securing XenApp © Copyright 2011 Citrix Systems, Inc.

Module 9

Monitoring XenApp withStandard Utilities


Test Your Knowledge: Monitoring ToolsBased on each scenario, choose the appropriate solution from the following list:

• Medevac• Event Log• Secure Ticket Authority log file• Desktop Director HDX Monitor

Scenario 1

A user can launch applications when connected to the internal network, but not when connectingthrough Access Gateway.

Secure Ticket Authority log file

Use the STA log to verify that both ticket and data requests are received

Scenario 2

A user's primary printer is not auto-created. You suspect it is because the printer is not compatible.

Event Log

The Event Log will note if a printer is not auto created because it is not on the compatibilitylist.

Scenario 3

A group of users at a branch office is complaining about video performance.

Desktop Director HDX Monitor

Use the HDX Monitor to investigate the HDX channel.

Scenario 4

A XenApp server is apparently running, but no user requests are directed to it.

Medevac

Medevac will check the state of services on a server; if a service is not functioning properly, theserver may not be included in load-balancing determinations

© Copyright 2011 Citrix Systems, Inc. Module 9: Monitoring XenApp with Standard Utilities 41


Module 10

Monitoring XenApp withEdgeSight


Test Your Knowledge: Historical and Real-Time Data1. A user is complaining of a slow logon time experienced within the last hour. Which tool would

you likely use to troubleshoot the issue?a. User troubleshooterb. Farm monitorc. Device troubleshooterd. Alert list

Answer: a2. Which report type shows the reports that include high values for metrics?

a. Archiveb. Comparisonc. Listd. Summarye. Top N

Answer: e

© Copyright 2011 Citrix Systems, Inc. Module 10: Monitoring XenApp with EdgeSight 45

Test Your Knowledge: Alerts1. Which character functions as a wildcard in alert rules?

a. *b. ?c. &d. %

Answer: d2. True or False: When an alert is displayed in the console, it is possible that the associated files

containing the errors might not be available for download if data collection has not occurred.a. Trueb. False

Answer: a. The associated files may take additional time to upload.3. Which alert action is not available in EdgeSight?

a. E-mail notificationb. SNMP trapc. Run external executabled. SMS message

Answer: d4. What is the maximum number of performance alert conditions an alert rule should have?

a. 2b. 3c. 5d. 10

Answer: b5. How should you determine performance threshold values?

a. Investigate historical reports from your environment.b. Investigate the alert list from your environment.c. Accept the EdgeSight default values, which are normally correct.d. Choose values based on best practices for your industry.

Answer: a

46 Module 10: Monitoring XenApp with EdgeSight © Copyright 2011 Citrix Systems, Inc.

Test Your Knowledge: Active ApplicationMonitoring1. Which EdgeSight component executes Active Application Monitoring scripts?

a. Consoleb. Controllerc. Agentd. Launcher

Answer: d2. Which two XenApp performance alerts depend on Active Application Monitoring? (Choose

two.)a. Application Response Failureb. Application Response Timec. Session Idle Too Longd. Slow ICA Connectione. XenApp Session Performance

Answer: a and b

© Copyright 2011 Citrix Systems, Inc. Module 10: Monitoring XenApp with EdgeSight 47


© Copyright 2011 Citrix Systems, Inc. 49

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