EMT Practice Test

1. Question Content...

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Question1: Scenario: A Citrix Administrator used the commands in the screenshot to apply the user-agent check to all the virtual servers. However, the administrator observed that it is NOT being applied to the vServer lb_vsrv_www.
Click on the 'Exhibit' button to view the screenshot of the command-line interface.

What can be causing this issue?

Question2: Scenario: A Citrix Administrator manages an environment that has multiple websites running through a NetScaler MPX 5550. The NetScaler meets the needs of the environment throughout the year, except in December, when the capacity doubles. The administrator needs to handle this increased web traffic with a temporary, cost-effective solution.
Which action should the administrator recommend in order to handle the increased web traffic?

Question3: View the Exhibit.

A Citrix Administrator has executed the commands in the screenshot on the NetScaler using the command-line interface.
Click on the 'Exhibit' button to view the screenshot of the command-line interface.
Which two replacements will be the outcome of executing these commands? (Choose two.)

Question4: Which three authentication types can a Citrix Administrator use for NetScaler AAA dual-factor authentication? (Choose three.)

Question5: A Citrix Administrator would like to configure the network in a way that will allow the traffic requests coming from the client to pass through the NetScaler, but the responses from the back-end resources will be sent directly to the client bypassing the NetScaler.
Which feature can the administrator use for this configuration?

Question6: Scenario: A Citrix Administrator of a Linux environment needs to load-balance the web servers in an environment. However, due to budget constraints, the administrator is NOT able to implement a full-scale solution.
What can the administrator do to load-balance the web servers in this scenario?

Question7: Scenario: A Citrix Administrator has configured an HTTP load-balancing virtual server with Least Response Time as the load-balancing algorithm.
The administrator notice that requests to the virtual server appear to be using the Round Robin load- balancing algorithm.
What could be causing the virtual server to use Round Robin load-balancing algorithm?

Question8: Scenario: A NetScaler appliance is having intermittent issues. A Citrix Administrator is unable to identify the root cause and fix them. The administrator opened a Support ticket and the Engineer assigned to the case requested all the logs and configuration information from the NetScaler.
Which technical support tool can the administrator use to gather all the information on the NetScaler to send to the Support Engineer?

Question9: 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?

Question10: Scenario: A Citrix Administrator is managing a NetScaler SDX running eight NetScaler instances. The administrator first needs to upgrade the firmware on the instances. However, the administrator is concerned that it needs to be done all at once.
What upgrading flexibility does SDX provide in this scenario?

Question11: Scenario: An organization has a 'bring your own device' (BYOD) policy, so it is NOT feasible to set up proxy settings on each device in the network.
They need to implement NetScaler Secure Web Gateway to intercept all the traffic to block access to URLs serving harmful/insecure content or the URLs that are identified as social networking sites, career, and job search portals.
Which proxy mode of the Secure Web Gateway should be used in this case?

Question12: A Citrix Administrator needs to configure the Lights Out Management (LOM) port.
Which statement is applicable to LOM?

Question13: What are two advantages of using Content Switching for Global Server Load Balancing (GSLB) service selection? (Choose two.)

Question14: Which two configurations can a Citrix Administrator use to block all the post requests that are larger than
10,000 bytes in order to protect the environment against HashDoS attacks? (Choose two.)

Question15: What is the first thing a Citrix Administrator should create when creating a Server Certificate for NetScaler to secure traffic?

Question16: 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?

Question17: A Citrix Administrator needs to block all the DNS requests from subnet 10.107.149.0/24.
Which expressions can the administrator use to match the required traffic?

Question18: Which two options should a Citrix Administrator consider when adding a secondary device in a high availability (HA) pair? (Choose two.)

Question19: Which type of NetScaler monitor can a Citrix Administrator use to check the authentication service of the Active Directory Domain Controller?

Question20: A Citrix Administrator needs to utilize the client IP address as the source IP address for the NetScaler to server connections.
Which mode on the NetScaler will the administrator utilize to meet this requirement?

Question21: A Citrix Administrator is configuring Unified Gateway with authentication policies.
Where should the administrator configure NetScaler Gateway authentication policies?

Question22: Before:
<link rel="stylesheet" type="text/css" href="sheet/abc.css">
<link rel="stylesheet" type="text/css" href="sheet/xyz.css">
After:
<link rel="stylesheet" type="text/css" href="sheet/abc.css+ xyz.css">
Which Front-End Optimization (FEO) action can a Citrix Administrator use to achieve the results above?

Question23: What is a recommended practice for managing a NetScaler high availability (HA) pair to ensure that management changes are always made on the Primary NetScaler?

Question24: 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.)

Question25: Scenario: A Citrix Administrator manages an environment that has a NetScaler high availability (HA) pair running on two MPX appliances. The administrator notices that the state of the Secondary NetScaler is
'Unknown' and moves the Secondary NetScaler to a new switch as a result. Also, the administrator captured a packet trace on both NetScalers. Both sent traffic on secure port 3009 and were routing back and forth to each other.
What is causing the Secondary state to be 'Unknown'?

Question26: Scenario: A Citrix Administrator notices user sessions are disconnecting and reconnecting more often this week than last week, signaling a problem.
The administrator troubleshoots this issue and prepares to resolve it using persistence. However, the following consideration apply in the environment:
It is a multi-proxy environment behind the NetScaler.

Use Source IP (USIP) mode is enabled and applied to the services.

The session timeout is very short.

All users connect from the same location.

The administrator can use persistence based on the ______________ setting to resolve this issue.
(Choose the correct option to complete the sentence.)

Question27: Which scenario will cause automatic high availability (HA) synchronization to fail?

Question28: Scenario: A Citrix Administrator needs to implement a Content Filter policy to ensure the following conditions are met:
The user with source IP 10.100.32.211 should NOT be allowed to access the vserver 10.10.10.1.

All other users from subnet 10.100.32.0/24 should have access to the vserver 10.10.10.1.

Access to the vserver should be blocked for all the other users.

Which policy expression will meet this requirement if the policy action is RESET and the policy is bound to the server (VIP:10.10.10.1)?

Question29: A Citrix Administrator notices that the NetScaler is sending the IP addresses of all the active services in the DNS response.
The administrator can use the set gslb vserver<name> ________________ parameter to avoid this behavior. (Choose the correct option to complete the sentence.)

Question30: Which policy will allow a Citrix Administrator to modify all the URLs in the response body from "http://" to
"https://" in an SSL offload deployment?

Question31: 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?

Question32: Scenario: User authentication is failing through the NetScaler. A Citrix Administrator checked the Authentication, Authorization and Auditing (AAA) policy, action and virtual server and verified that the correct configuration was in place. The administrator bypassed the NetScaler and the authentication worked.
Which NetScaler utility can the administrator use to troubleshoot the access issue?

Question33: Scenario: A Load Balancing virtual server (lb_vsrv_www) is configured to load balance service_1 and service_2. A Citrix Administrator needs to bind a content filter policy to the virtual server, such that if the user tries to access http://xenapp.citrix.com, then the request should go to service_1.
Which policy can the administrator use in this scenario?

Question34: Click on the 'Exhibit' button to view the screenshot of the command-line interface.

How will the HTTP request "http://10.107.149.233/url1" be redirected based on the screenshot?

Question35: Scenario: A Citrix Administrator is running applications on thousands of load-balanced backend servers in a large infrastructure. It is difficult to track and troubleshoot problems due to the large volume of traffic received.
Which feature of NetScaler Management and Analytics System (NetScaler MAS) can the administrator configure to monitor and troubleshoot in detail for an environment of this size?

Question36: Scenario: A Citrix Administrator is executing the following commands on the NetScaler:
add policy dataset Admin_group ipv4
bind policy dataset Admin_group 192.168.149.10 -index 11
bind policy dataset Admin_group 192.168.149.39 -index 12
bind policy dataset Admin_group 192.168.149.49 -index 13
add responder policy POL_1 "!(CLIENT.IP.SRC.TYPECAST_TEXT_T.CONTAINS_ANY(\"Admin_group
\"))" RESET
bind lb vserver ln_vsrv_www -policyName POL_1 -priority 100 -gotoPriorityExpression END -type REQUEST
What will be the effect of these commands?

Question37: 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?

Question38: A Citrix Administrator wants to configure independent and isolated access on a single appliance for three different departments to allow them to manage and isolate their own applications.
How can the administrator isolate department-level administration?

Question39: Scenario: A Citrix Administrator has configured an Authentication, Authorization, and Auditing (AAA) action policy to allow users access through the NetScaler. The administrator bound the policy to a specific virtual server.
Which policy expression will allow all users access through the virtual server?

Question40: Scenario: A Citrix Administrator observes that when the client gets redirected to the URL www.citrix.com/ owa/search?q-userbame, an HTTP 503 response is received from the Content Switching vServer.
The relevant configuration is as follows:

How will the administrator correct the issue?

Question41: Which feature can a Citrix Administrator use to create a consistent set of front-end SSL parameters across multiple SSL virtual servers?

Question42: Which VLAN(S) will be bound to an interface, if VLAN 20 is bound to the interface as tagged in an environment where NetScaler is configured with the default settings?

Question43: In the Global Server Load Balancing (GSLB) configuration when dynamic proximity is implemented, the round trip time (RTT) between the _____________ and _____________ is measured to make the load decision. (Choose the correct option to complete the sentence.)

Question44: Scenario: A Citrix Administrator is troubleshooting a NetScaler issue. The administrator goes to the command line and from the Shell, tails the ns.log to view the log in real time to find the issue. After a few minutes, the administrator noticed that the logs stopped scrolling and the issue was missed.
How can troubleshooting continue using the ns.log?

Question45: After being audited, a Citrix Administrator was notified that additional enhancements should be made of the virtual servers.
Which two options can the administrator take to make the additional enhancements? (Choose two.)

Question46: Users are experiencing resets from the Intranet server website, which is load-balanced through the NetScaler.
Which NetScaler tool can a Citrix Administrator use to troubleshoot the reset issue?

Question47: A user needs to resolve the domain training.citrix.com, and the information is NOT available in resolver cache and Local Domain Name Server (DNS).
Where will the request be forwarded next?

Question48: View the Exhibit.

A Citrix Administrator has configured the commands using the command-line interface.
Click on the 'Exhibit' button to view the screenshots of the command-line interface.
What will be the effect of the rewrite policy, based on the exhibit?

Question49: Which mode does a Citrix Administrator need to configure in order to allow the NetScaler to forward any packets that are NOT destined for an IP address that is NOT configured on NetScaler?

Question50: Which NetScaler mode is commonly referred to as 'inline mode'?

Question51: Which command should a Citrix Administrator use to configure a Content Switching virtual server for implementing the Secure Web Gateway in the transparent proxy mode?

Question52: 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?

Question53: What is the effect of the set gslb parameter - GSLBvcStateDelayTime 10 command on the Global Server Load Balancing (GSLB) environment, when Metric Exchange Protocol (MEP) is enabled?

Question54: Scenario: A Citrix Administrator created an SSL virtual server using only the following commands:
add lb vserver sslvserver SSL 10.102.29.133 444
add service sslsvc1 192.168.0.14 SSL 443
add service sslsvc2 192.168.0.15 SSL 443
bind lb vserver sslvserver sslsvc1
bind lb vserver sslvserver sslsvc2
set ssl vserver sslvserver -ssl3 disabled
The SSL virtual server is currently in a DOWN state.
What could be the reason the SSL virtual server is in a down state?

Question55: View the Exhibit.

A Citrix Administrator has implemented the HTTP Callout.
Click on the 'Exhibit' button to view the screenshot of the command-line interface.
Which part of the configuration is responsible for triggering the call to HTTP Callout server?

Question56: Scenario: A NetScaler is configured with the following modes:
MBF

USIP

USNIP

Layer 3 mode

A Citrix Administrator configured a new router and now requires some of the incoming and outgoing traffic to take different paths through the new router. However, the administrator notices that this is failing and takes a network trace. After a short monitoring period, the administrator notices that the packets are still NOT getting to the new router from the NetScaler.
Which mode should the administrator disable on the NetScaler to facilitate the addition of the new router and successfully route the packets?

Question57: A Citrix Administrator needs to match the host name 'www.example.com' in all HTTP requests.
Which expression, when used, meets this requirement?

Question58: Scenario: A Citrix Administrator is concerned about the amount of health checks the NetScaler is sending to the backend resources. The administrator would like to find a way to remove health checks from specific bound services.
How can the administrator accomplish this?

Question59: What is the effect of the set cmp parameter -cmpBypassPct 70 command if compression is enabled on the NetScaler?

Question60: Scenario: External users are currently experiencing delays while accessing XenApp and XenDesktop through the NetScaler. A Citrix Administrator needs to monitor the ICA connections to gather the performance information from the NetScaler Management and Analytics System (MAS).
Which two tools can the administrator use to gather information about WAN Latency, DC Latency and Host Delay? (Choose two.)

Question61: Scenario: A Citrix Administrator manages an environment that has three SSL websites, all serving the same content.
www.company.com
www.company.net
www.company.org
The administrator would like to consolidate the website into a single, load-balanced SSL virtual server.
Which action can the administrator take to use a single SSL virtual server?

Question62: Scenario: A Citrix Administrator has configured the following Access Control List (ACL) to block traffic from the IP address 10.102.29.5.
add simpleacl rule1 DENY -srcIP 10.102.29.5
A week later, the administrator found that the ACL is no longer present on the NetScaler.
What could be the reason for this?