Citrix NetScaler 1Y0-240 Questions & Answers

• Question 21:

  Scenario: A Citrix Administrator has configured the rewrite action as follows:

  add rewrite action sync_date replace http.res.date sys.time

  What is the correct way to interpret this rewrite action?

  A. The rewrite action replaces the Date header in the http response with the GMT time stamp.

  B. The rewrite action replaces the Date header in the http response with the NetScaler system time in a conventional date format.

  C. The rewrite action is invalid, as system time CANNOT be referenced in the system policy.

  D. The rewrite action replaces the NetScaler system time with the Date header in a conventional date format.

  Correct Answer: C

• Question 22:

  Which qualifier is used to configure the Content filter action to modify the HTTP header of an HTTP Request?

  A. Error Code

  B. Add

  C. Forward

  D. Corrupt

  Correct Answer: D

• Question 23:

  Which utility can a Citrix Administrator use to resolve the Domain Name System (DNS) request being looked up frequently?

  A. nslookup

  B. curl –K –d

  C. ping

  D. dig +trace

  Correct Answer: A

• Question 24:

  How does the NetScaler communicate that IP-to-MAC address bindings have changed to the switches and routers on the network, when a NetScaler high availability (HA) pair failover occurs?

  A. The NetScaler uses Gratuitous ARPs (GARPs) to update the devices on the network.

  B. The NetScaler uses MAC-based Forwarding to update the routers.

  C. The NetScaler uses Proxy ARP to update the devices on the network.

  D. The NetScaler uses Reverse ARP (RARP) to update the devices on the network.

  Correct Answer: A

• Question 25:

  Scenario: A Citrix Administrator is configuring SNMP management on the NetScaler to receive alerts when something fails. The administrator was confident that the Manager, Alarms and SNMP Traps were configured correctly. The following week, there was a NetScaler-related outage and the administrator did NOT get any alerts.

  What could be the reason for the SNMP alert failure?

  A. The Community Name was NOT configured on the NetScaler SNMP Trap Destination settings.

  B. The NetScaler only has Standard licensing.

  C. The NetScaler is configured for SNMP version 1.

  D. The NetScaler Application Firewall is blocking the alerts from going out.

  Correct Answer: A

• Question 26:

  Scenario: A Citrix Administrator has a NetScaler SDX appliance with several instances configured. The administrator needs one instance with two interfaces connected to forward packets that are NOT destined for its MAC address. Hence, the administrator has enabled Layer 2 mode. After enabling Layer 2 mode, the administrator found the interface status going up and down.

  What can the administrator perform to resolve this issue?

  A. Disable Layer 2 mode on a NetScaler instance.

  B. Enable tagging on all interfaces.

  C. Enable Layer 3 mode along with Layer 2 mode.

  D. Enable MAC-based forwarding mode.

  Correct Answer: B

• Question 27:

  POLICY 1:

  add rewrite action ACT_1 corrupt_http_header Accept-Encoding

  add rewrite policy POL_1 HTTP.REQ.IS_VALID ACT_1

  POLICY 2:

  add rewrite action ACT_2 insert_http_header Accept-Encoding "\"identity\""

  add rewrite policy POL_2 "HTTP.REQ.IS_VALID" ACT_2

  How can a Citrix Administrator bind the rewrite policies to the LB vserver lb_vsrv such that POL_2 is evaluated after POL_1 is evaluated successfully?

  A. bind lb vserver lb_vsrv –policyName POL_1 –priority 110 –gotoPriorityExpression NEXT –type REQUESTbind lb vserver lb_vsrv –policyName POL_2 –priority 100 –gotoPriorityExpression END – type REQUEST

  B. bind lb vserver lb_vsrv –policyName POL_1 –priority 90 –type REQUESTbind lb vserver lb_vsrv – policyName POL_2 –priority 100 –type REQUEST

  C. bind lb vserver lb_vsrv –policyName POL_1 –priority 90 –gotoPriorityExpression NEXT –type REQUESTbind lb vserver lb_vsrv –policyName POL_2 –priority 100 –gotoPriorityExpression END – type REQUEST

  D. bind lb vserver lb_vsrv –policyName POL_1 –priority 90 –gotoPriorityExpression END –type REQUESTbind lb vserver lb_vsrv –policyName POL_2 –priority 80 –gotoPriorityExpression NEXT – type REQUEST

  Correct Answer: C

• Question 28:

  A Citrix Administrator executed the following command in the Global Server Load Balancing (GSLB) environment: set gslb site SiteB -triggerMonitor MEPDOWN

  What will be the effect of this command to the default service monitoring behavior on the remote site?

  A. The state of the GSLB service will always be controlled by Metric Exchange Protocol (MEP).

  B. The service monitor is invoked only when Metric Exchange Protocol (MEP) has marked the service as DOWN for any reason.

  C. The service monitor will take precedence over Metric Exchange Protocol (MEP).

  D. The service monitor is invoked only when Metric Exchange Protocol (MEP) connectivity has been lost between SiteA and SiteB.

  Correct Answer: B

• Question 29:

  Scenario: A Citrix Administrator needs to add 10 new web servers to an existing server farm. The new servers are configured to serve the same applications and connections and are twice the capacity of the existing servers. The administrator wants to ensure that they are being fully utilized. Currently in the environment, the default load-balancing method is being used.

  To ensure that only the 10 new servers are receiving twice the connections of the old servers without changing the load balancing to the rest of the environment, the administrator needs to add a weight of ______________ to the services attached to the ______________ servers. (Choose the correct option to complete the sentence.)

  A. 50; new

  B. 50; old

  C. 2; new

  D. 2; old

  Correct Answer: C

• Question 30:

  Scenario: A Citrix Administrator configured the rewrite policies below.

  bind Ib vserver VPN_http –policyName POL_1 priority 120 –gotoPriorityExpression END –type REQUEST bind Ib vserver VPN_http –policyName POL_2 priority 90 –gotoPriorityExpression NEXT –type REQUEST bind Ib vserver VPN_http –policyName POL_3 priority 100 –gotoPriorityExpression NEXT –type REQUEST bind Ib vserver VPN_http –policyName POL_4 priority 110 –gotoPriorityExpression NEXT –type REQUEST

  In which order will the policies be evaluated?

  A. POL_2, POL_3

  B. POL_2

  C. POL_2, POL_3, POL_4, POL_1

  D. POL_2, POL_3, POL_4

  Correct Answer: C