2013年9月27日星期五

Symantec 250-530 examen pratique questions et réponses

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Code d'Examen: 250-530
Nom d'Examen: Symantec (Administration of Symantec Network Access Control 12.1 )
Questions et réponses: 110 Q&As

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NO.1 Which check can be performed using custom requirements to verify whether "a product is installed" on
a client machine?
A. check the registry keys to see if the product is installed
B. check the service snap-in to see if the product is installed
C. check the policy document to see if the product is installed
D. check the IT documentation to see if the product is installed
Answer: D

Symantec   certification 250-530   250-530 examen   250-530   250-530

NO.2 The 802.1x protocol has three major components: Supplicant, Authenticator and Authentication Server.
Which elements serve each of these components when Symantec Network Access Control is being
configured to use LAN Enforcement?
A. Supplicant: Symantec Endpoint Protection Client,
Authenticator: Symantec LAN Enforcer,
Authentication Server: Microsoft Active Directory Domain Controller
B. Supplicant: Microsoft Supplicant,
Authenticator: 802.1x Enabled Switch,
Authentication Server: Symantec LAN Enforcer
C. Supplicant: Network Access Control Client,
Authenticator: Symantec Endpoint Protection Policy Manager,
Authentication Server: Symantec LAN Enforcer
D. Supplicant: Microsoft Supplicant,
Authenticator: Microsoft Active Directory Domain Controller,
Authentication Server: Symantec Endpoint Protection Manager
Answer: B

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NO.3 Which statement is true about Symantec Network Access Control compliance?
A. It ensures that endpoints, such as clients and servers, meet specific administrator-defined
requirements.
B. It ensures the management of a secure client endpoint through the creation and implementation of
group policies.
C. It provides services needed by a client to bring itself up to spec in order to gain access to network
resources.
D. It provides clients with the ability to configure and deliver content and product updates to other clients
in the same topological location.
Answer: B

Symantec   certification 250-530   250-530   250-530

NO.4 How can an administrator provide computers on a quarantine VLAN with access to remediation
materials without using static routes?
A. Assign a virtual IP address to the NIC on the remediation server and add it to the quarantine VLAN.
B. Create a static route from the quarantine VLAN to the Symantec Endpoint Protection Manager in the
Enforcer command line interface.
C. Multi-home the remediation server and connect one NIC to a port assigned to the quarantine VLAN.
D. Put a wireless access point on the quarantine VLAN to provide wireless access to quarantined clients.
Answer: C

Symantec   250-530   250-530 examen

NO.5 In an Enforcer command line interface, which filter is used to capture communication traffic between an
Enforcer and a Symantec Endpoint Protection Manager?
A. auth
B. client
C. query
D. spm
Answer: D

Symantec examen   250-530 examen   250-530   250-530 examen   250-530

NO.6 What should an administrator do to obtain additional information about Host Integrity checking for a
newly implemented Host Integrity policy?
A. Create a customized computer status report on the management server.
B. Enable the reporting of additional log events on the client systems.
C. Set verbose logging on the Host Integrity policy.
D. Enable debug logging on the enforcer.
Answer: C

Symantec examen   250-530   250-530 examen

NO.7 What is the default time interval for Host Integrity checks?
A. Continuous
B. 2 minutes
C. 5 minutes
D. 30 minutes
Answer: B

Symantec examen   certification 250-530   250-530 examen

NO.8 At the Enforcer (debug)# prompt, which command enables the most detailed level of debugging?
A. level engineer
B. level verbose
C. level fine
D. level error
Answer: A

Symantec   certification 250-530   250-530

NO.9 Which packets are periodically sent from an Enforcer to find other Enforcers on the network?
A. Failover
B. Discover
C. ARP
D. OSPF
Answer: A

Symantec   250-530   250-530 examen

NO.10 How does Symantec Network Access Control handle location switching compared to Symantec
Endpoint Protection?
A. It uses a reverse logic structure.
B. It excludes locations.
C. It uses locations instead of groups.
D. It handles locations in the same way.
Answer: D

Symantec   certification 250-530   250-530   certification 250-530

NO.11 How can access be permitted to remediation services when a client fails the Host Integrity check using
a Gateway Enforcer?
A. Add the client's IP address to the Trusted External IP Address List.
B. Add the client's MAC Address to the Mac Address Bypass table.
C. Add the IP addresses of the hosts to the Trusted Internal IP Address List.
D. Add the client to the Allowed Client table on the Enforcer.
Answer: C

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NO.12 A Host Integrity policy has a complex custom conditional check that has three IF THEN statements, two
of which have ELSE statements. How many ENDIF statements are required?
A. 0
B. 1
C. 3
D. 5
Answer: C

Symantec   certification 250-530   certification 250-530   certification 250-530

NO.13 Which log contains IP address, connection attempt, port information, and the direction of the
connection?
A. Enforcer Client log
B. Enforcer Kernel log
C. Enforcer Traffic log
D. Enforcer Packet log
Answer: C

Symantec   certification 250-530   250-530 examen   250-530   250-530

NO.14 What will happen if a user switches to a location with a different Host Integrity policy while a Host
Integrity check is in progress?
A. The Host Integrity check will fail and the client will be denied network access.
B. The client will stop the check and the user may get a timeout if attempting to reach remediation
resources.
C. The client is permitted guest access to the quarantine network until the next scheduled Host Integrity
check.
D. The Host Integrity check always completes prior to moving between locations.
Answer: B

Symantec   certification 250-530   250-530   250-530   250-530   250-530 examen

NO.15 An organization's security policy requires Host Integrity checks to run only when the client is
connecting through a VPN concentrator whose internal interface is attached to a Gateway Enforcer.
Which setting should be configured to only check Host Integrity on these external clients, but not check
clients on the local network?
A. Apply the Host Integrity agent to the external computers only.
B. Add the IP addresses of the internal clients that need not be checked to the "Trusted Internal IP
Address Range".
C. Select "Only do Host-Integrity checking through the Gateway or DHCP Enforcer".
D. Block port UDP 39999 on the client firewalls of the internal clients, so that they cannot be challenged
by the Enforcer.
Answer: C

certification Symantec   250-530   250-530   250-530   250-530   250-530

NO.16 An organization has deployed Symantec Network Access Control with LAN Enforcer. Historically, all
clients were Windows based endpoints. Now, Linux endpoints that authenticate with Microsoft Active
Directory will need to be authenticated through the LAN Enforcer. Which entry needs to be added to the
Switch Profile Action table to open the port for Linux endpoints once they have been authenticated
through Active Directory user credentials?
A. Host Authentication: Pass, User Authentication: Pass, Policy Check: Pass, Action: Open Port
B. Host Authentication: Fail, User Authentication: Fail, Policy Check: Ignore, Action: Close Port
C. Host Authentication: Unavailable, User Authentication:Pass, Policy Check: Unavailable, Action: Open
Port
D. Host Authentication: Pass, User Authentication: Unavailable, Policy Check: Unavailable, Action: Close
Port
Answer: C

Symantec   certification 250-530   250-530

NO.17 Refer to the exhibit.
A Symantec Network Access Control administrator is trying to implement two Gateway Enforcers in
failover mode. The administrator has implemented the two Enforcers in the network as shown in the
exhibit. After starting both Gateway Enforcers, the administrator finds that both Enforcers are in active
mode. What is the likely cause of the problem?
A. The failover configuration is missing.
B. The router is blocking multicast traffic.
C. The administrator failed to configure the Enforcers in Symantec Endpoint Protection Manager.
D. The Gateway Enforcers are configured in the same Gateway Enforcer group.
Answer: B

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NO.18 Which protocol is used to transfer packet captures from an Enforcer?
A. FTP
B. HTTP
C. TFTP
D. SFTP
Answer: C

Symantec   250-530   250-530   certification 250-530   250-530 examen

NO.19 When would the Enforcer need to be reset to factory defaults?
A. to change the type of Enforcer
B. to upgrade the Enforcer
C. to purge any errors on the Enforcer
D. to purge all logs from the Enforcer
Answer: A

Symantec   250-530   250-530   250-530   250-530 examen

NO.20 Refer to the exhibit.
An administrator has created a custom requirement to remediate an operating system patch. The custom
requirement appears to be working intermittently with clients that fail the patch installation, passing the
requirement anyway. What is the likely cause of the issue?
A. The logic is missing a Fail result.
B. The logic is missing an ELSE statement.
C. The logic has an extra Pass result.
D. The logic needs an additional IF/THEN item.
Answer: C

Symantec   250-530   250-530 examen   250-530

NO.21 Which two are explanations of why auto-location switching may be useful for Host Integrity? (Select
two.)
A. It can define different Remediation sources, based on location.
B. It can enable different Antivirus features, based on location.
C. It can choose different Firewall rule sets, based on location.
D. It can select different Host Integrity checks, based on location
E. It can enable different LiveUpdate features, based on location.
Answer: A,D

certification Symantec   250-530 examen   250-530   250-530   250-530 examen

NO.22 A guest is unable to download the On-Demand client. The guest is running Windows 7 64-bit and
connecting with the Mozilla Firefox browser. The computer has 512 MB RAM and 50 MB free disk space.
What is the likely cause of the problem?
A. The guest's system has insufficient disk space.
B. The guest's browser is unsupported.
C. The guest's operating system is unsupported.
D. The guest's system has insufficient RAM.
Answer: A

Symantec   250-530 examen   250-530

NO.23 Refer to the exhibit.
An administrator needs a custom requirement to run a script if a file does not exist. Which modification to
the logic shown in the exhibit performs this functionality?
A. Add a nested AND/OR statement to run a script after the END IF.
B. Add a nested result to run a script after the Pass.
C. Use an OR modifier to run a script after the IF.
D. Use an ELSE statement to run a script after the THEN.
Answer: D

Symantec examen   certification 250-530   certification 250-530   250-530   250-530 examen   250-530

NO.24 An organization with a Gateway Enforcer behind a VPN concentrator that is performing NAT,
determines that clients are being blocked. What is the most likely cause of the problem?
A. The client is missing from the MAC Address Bypass list.
B. The IP address of the internal interface of the VPN connector needs to be added to the Trusted
External IP Address list.
C. The Enforcer is placed in the wrong physical location on the network.
D. Static routes need to be added to the Symantec Endpoint Protection Manager to pass the client traffic.
Answer: B

Symantec   250-530   250-530

NO.25 When a Gateway Enforcer is being deployed, which port needs to be kept open between the clients
and the Enforcer?
A. TCP 1812
B. TCP 39999
C. UDP 39999
D. UDP 1812
Answer: C

certification Symantec   250-530   certification 250-530   250-530

NO.26 What are the correct connection settings for a serial connection?
A. Data Bits: 8; Parity: none; Stop Bits: 1
B. Data Bits: 8; Parity: odd; Stop Bits: 1
C. Data Bits: 8; Parity: even; Stop Bits: 1
D. Data Bits: 8; Parity: odd; Stop Bits: 2
Answer: D

Symantec   250-530   250-530   250-530

NO.27 A Helpdesk technician is examining the logs for a particular client when he notices something odd. A
Host Integrity event is listed for a client as failing a requirement, but that client machine is still able to
access the network even after having the check rerun several times. Why would the client's Host Integrity
status still pass?
A. The requirement logic is malfunctioning and the Helpdesk technician should notify the administrator to
contact the vendor.
B. It is likely to be a problem with the recording of the status. The log search must be rerun to update the
status.
C. The administrator has configured that requirement to allow the Host Integrity policy to pass even if it
fails.
D. The administrator has configured the OS to ignore Host Integrity even when it fails.
Answer: D

Symantec   250-530 examen   certification 250-530   250-530   250-530

NO.28 On a LAN Enforcer, which command shows the switch action table decisions in real time?
A. show spm
B. show auth live
C. show kernel live
D. show action live
Answer: C

Symantec examen   250-530   250-530

NO.29 Which default port must a firewall administrator open to enable communication between an Enforcer
and the Symantec Endpoint Protection Manager?
A. 1433
B. 1812
C. 8443
D. 8080
Answer: B

Symantec   250-530 examen   250-530

NO.30 Which two databases are supported when Symantec Endpoint Protection Manager is being configured?
(Select two.)
A. Oracle Database 11g
B. Microsoft SQL Server 2005, SP2
C. Microsoft SQL Express, SP1
D. Microsoft SQL Server 2008
E. MySQL Database 5.5
Answer: B,D

Symantec   250-530   250-530   250-530   250-530

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