CWS-315 - Citrix Virtual Apps and Desktops 7 Advanced Administration Quiz Questions and Answers

Which mode on the Citrix ADC can a Citrix Administrator utilize to avoid asymmetrical packet flows and multiple route/ARP lookups?

Answer :
  • MAC-based forwarding (MBF)

Explanation :

MAC-based forwarding improves performance of ADC by avoiding multiple ARP or route table lookup when forwarding the packet, When MBF is enabled it cache the MAC address of uplink router which forwarded the requestto ADCand when reply is received it is passed t osame router who sent client requestwithout going through any route lookup.

What is the default auto-launch behavior for published applications and desktops within a XenApp and XenDesktop environment?

Answer :
  • If a single desktop is published to the user, it will launch automatically.

Explanation :

This is a default propert in citrix virtual apps and desktop that if only single desktop is published to user then it will auto launch while launching any other published application. It can be disabled using Storefront web.config file located at c:\inetpub\wwwroot\citrix\store\storename

which Aaction must a ctrix adminitrator take to use Hyper-V and the SCVMM within a resource location ?

Answer :
  • Install SCVMM console on cloud connector

Explanation :

Because any Hypervisor being used is a part of resourcelocation and not of citrix cloud, hence installing SCVMM console on cloud connector improves the performance for commands triggered from delivery controller in citrix cloud via HCL service in cloud connector.

A Citrix Administrator has received complaints from users who have mistakenly closed published applications prematurely. These users report that it takes significant time to relaunch the application. The administrator needs a solution that will reduce application launch times in these situations. Which feature should the administrator enable?

Answer :
  • Session Linger

Explanation :

Because Session Linger is a property which can be enabled for Server OS Delivery groups, and due to this property, the session remains active on the server, even when user closes the last opened session for a specified duration. This consumes License.

What is a prerequisite to maintain service availability during automatic cloud connector updates ?

Answer :
  • There must be at-least two cloud connectors in a cloud resource location

Explanation :

Two cloud connectors are must in a resource location as citrix updates cloud connectors one-by-one and during up-date process the cloud connector is not operational, so for HA and to avoid downtime, two cloud connectors are recommended by citrix.

Which tool should a Citrix Engineer use to change the priority of an application layer to meet business requirements?

Answer :
  • LayerPriority Utility

Explanation :

You might want to change layer priority for many reasons.  Normally it is because two different layers use a common file or registry key and you find by switching the order of the layers both applications will work when originally only one did.