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Microsoft 074-338 Exam Syllabus Topics:

Microsoft Lync 2013 Depth Support Engineer Sample Questions:

Question 1

You support a customer whose network environment includes Microsoft Lync Server 2013 Standard deployed with an Edge Server that is connected to the Internet. All users have Lync Mobile installed on their Windows mobile devices. Users report that they receive instant messages only when the Lync Mobile app is active in the foreground. You need to ensure that mobile users are able to receive instant messages at all times.
Which two actions should you perform? (Each correct answer presents part of the solution. Choose two.)

A. Set up hosting provider federation between your organization and the Push Notification Service at Lync Online.
B. Upgrade the Lync 2010 Mobile app on the Windows mobile devices.
C. Open port 5223/TCP outbound on the company firewall.
D. Install the Lync Mobility components on the Edge Server.
E. Enable Push Notifications and Federation from the Lync Server Management Shell.

Question 2

You administer Microsoft Lync Server 2013 clients and servers in your customer's
network. All client computers run Windows 8 Enterprise and Microsoft Lync 2013.
The computers are members of an Active Directory Domain Services (AD DS)
domain named contoso.com. A user installs the Lync Windows Store App on his
computer. He reports that he is unable to sign in to the Lync Windows Store App.
The same user can successfully sign in by using Lync 2013. You need to diagnose
the reason for the failure. What should you do?

A. Run nslookup against an external DNS server.
B. Flush the DNS cache on the client computer.
C. Open a Telnet session to the Lync server.
D. Run nslookup against the internal DNS server.

Question 3

You are a member of the CsAdministrator group that supports the Microsoft Lync datacenter for the Contoso company. The datacenter consists of one pool that is running Lync 2013. Contoso has a second Active Directory Domain Services (AD DS) site with a domain controller. The Lync server pool fails. You need to recover the Central Management Store (CMS) and users. Which three actions should you perform? (Each correct answer presents part of the solution. Choose three.)

A. Run the Invoke-CsPoolFailover cmdlet.
B. Run the Move-CsDatabase and Set-CsManagementServer cmdlets.
C. Create a Backup pool.
D. Run the New-CsRegistrarConfiguration cmdlet.
E. Run the Install-CsDatabase and Move-CsManagementServer cmdlets.

Question 4

You support a customer whose Microsoft Lync Server 2013 environment includes a single Lync Server 2013 Standard Edition pool located in a main office and four branch offices that are connected by a 3MB dedicated wide area network (WAN) link, with 100 users in each office. The Lync client's IP address is 10.0.0.100. The Lync IP server's address is 192.168.255.2. Quality of Service (QoS) is configured in Lync server for voice to use the differentiated services code point (DSCP) with a value of 46.
Users in the branch offices report poor audio quality during conferences that are hosted on Lync. The results of a network trace include the following information: Based on the network trace, you need to identify the most likely cause of the call quality issues. Which setting should you modify?

A. DSCP value
B. STUN port
C. MTU
D. Geo IP

Question 5

You support a Microsoft Lync Server 2013 Enterprise pool deployed in a high availability configuration for Back End Servers named Backend 1 and Backend2. You execute the Get-CSDatabaseMirrorState cmdlet and discover the following errors.

You need to resolve the connectivity issue and bring up the mirror databases to the synchronized state between the Back End Servers. What should you do?

A. Run the Invoke-CsPoolFailOver cmdlet.
B. From the Front End Server, create the inbound rule on the firewall.
C. From the mirror Back End Server, create the inbound rule on the firewall.
D. Run the Test-CsDatabase cmdlet.

Solutions: