Cisco 642-072 examen pratique questions et réponses

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Code d'Examen: 642-072

Nom d'Examen: Cisco (Cisco Unity Design and Networking(CUDN))

Questions et réponses: 72 Q&As

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NO.1 You are asked to consult on a Cisco Unity installation at the customer branch location. Users have slow
access when they log on to Cisco Unity to retrieve their messages. At the branch location there are 2000
users on each of the two Cisco Unity servers and two Exchange servers. The call traffic is relatively low.
There is never a time when all ports are busy on either Cisco Unity server. At headquarters there are two
Cisco Unity servers, two Exchange servers, and a domain controller/global catalog server. How can you
solve the issue at the branch location?
A. The Exchange Optimizer application should be run on both messaging stores.
B. An additional Exchange server should be added to the remote site.
C. A domain controller/global catalog server with name resolution should be added to the remote site for
authentication.
D. More fiber-optic-level bandwidth should be added between the Cisco Unity servers and the Exchange
servers.
Answer: C

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NO.2 Your customer is concerned about security on their Cisco Unity Unified Messaging installation. Which
twosteps can they take to improve security? (Choose two.)
A. Install antivirus software.
B. Perform a nightly backup.
C. Keep voice-mail messages on the box.
D. Install Cisco Security Agent for Cisco Unity.
E. Isolate Cisco Unity behind a separate firewall.
Answer: AD

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NO.3 A customer has Cisco Unity installed in a distributed call-processing configuration. At their remote
location,one of their two Cisco Unity Unified Messaging servers experiences a catastrophic failure. Your
customer wants to use the recent Cisco Unity Disaster Recovery Tool backup to restore the failed server
user database to thefunctioning Cisco Unity server. What do you tell the customer?
A. This will work only if the user database does not exceed 7500 users on the functioning server.
B. This will work if all the user Exchange aliases are unique.
C. The Disaster Recovery Tool will restore only to the default Cisco Unity database.
D. VERITAS Backup Exec must be used in this scenario.
Answer: C

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NO.4 You are attempting to manage subscribers on other Cisco Unity servers. When you attempt to connect,
you are denied access. What is the probable cause?
A. You can use only Terminal Services for this function.
B. You do not have permissions and must run the Grant Unity Access utility.
C. You cannot manage Cisco Unity servers located outside your dialing domain.
D. The Cisco Unity server you are attempting to reach has the Cisco Security Agent for Unity installed.
Answer: B

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NO.5 Refer to the exhibit. A company has a remote branch with 50 telephones. There are no hardware
transcoders on the routers. With the configuration as presented, which statement is true about codec use
on the Cisco Unity?
A. Cisco Unity should be set to use G.729a.
B. Cisco Unity should always use G.711 for messages.
C. Cisco Unity should use G.729a for messages and G.711 for prompts.
D. Cisco Unity codec must always be matched to Cisco Unified CallManager in centralized
messagingdeployments.
Answer: A

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NO.6 Refer to the exhibit. Given the information shown and knowledge that hardware transcoders are
installed on therouters, which codec should be used by the Cisco Unity server for prompts and message
record format?
A. G.711
B. G.726
C. G.729a
D. GSM 6.10
Answer: A

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NO.7 Which statement about the DiRT backup is true?
A. It can be restored to a functioning Cisco Unity of the same software level.
B. It can be restored to a functioning Cisco Unity of an upgraded software level.
C. It can be restored to a Cisco Unity platform with only the operating system installed.
D. It can be restored to a Cisco Unity platform with the operating system and SQL installed.
Answer: A

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NO.8 You are setting up VLANs for integration with IP telephony. Cisco Unity must reside on which VLAN?
A. on the same VLAN as the Cisco Unified CallManager
B. on the same VLAN as the messaging servers
C. In a voice-mail-only environment on the voice VLAN, in Cisco Unity Unified Messaging it does not
matter.
D. The voice VLAN is preferable, but not mandatory.
Answer: B

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NO.9 Which Cisco Unity component does VERITAS Backup Exec back up that the Cisco Unity Disaster
Recovery Tool does not?
A. routing rules
B. SQL database
C. operating system
D. off-box messages
Answer: C

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NO.10 Some Cisco Unity Unified Messaging users complain that they cannot make a TRaP connection
whenattempting to play and record messages through their desktops. What is a possible cause of this?
A. A firewall separates these users from Cisco Unity.
B. These users are not licensed for Unified Messaging.
C. These users need to have their Exchange mailboxes modified to allow access.
D. The Cisco Unity server does not have a sufficient number of Unified Messaging licenses.
Answer: A

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