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Microsoft 74-335 Exam Syllabus Topics:
| Section | Objectives |
| Topic 1: Voice, Video, and Conferencing | - PSTN integration
- 1. SIP trunking considerations
- 2. Gateway and mediation server planning
- Unified communications requirements
- 1. VoIP deployment readiness
- 2. Video conferencing requirements
|
| Topic 2: Lync Infrastructure Planning | - Network services integration
- 1. DNS configuration for Lync
- 2. DHCP and IP addressing considerations
- Topology design
- 1. Site topology and server roles
- 2. Edge and federation planning
|
| Topic 3: Monitoring and Troubleshooting | - Performance monitoring
- 1. Baseline network performance metrics
- 2. Call quality monitoring tools
- Issue diagnosis
- 1. Network bottleneck identification
- 2. Lync diagnostic tools usage
|
| Topic 4: Network Readiness Assessment for Lync | - Quality of Service (QoS)
- 1. Latency, jitter, and packet loss requirements
- 2. Traffic prioritization
- Bandwidth and capacity planning
- 1. Audio/video bandwidth estimation
- 2. Conferencing traffic modeling
|
Microsoft Network Readiness and Assessment for Lync Sample Questions:
Question 1
You need to collect relevant information about the existing video conferencing solution.
Which piece of information should you collect?
A. echo cancellation capabilities with third-party video appliances
B. base video resolution used by the third-party video conferencing solution
C. conferencing usage statistics
D. video codecs used by the third-party video conferencing solution
Question 2
You need to recommend a wireless LAN controller (WLC) management strategy for Fabrikam, Inc. that uses the least administrative effort.
Which management strategy should you recommend?
A. distribution management
B. independent management
C. access layer management
D. centralized management
Question 3
You perform a network readiness assessment for Lync deployment.
The organization's network includes a head office and 400 branch offices. All branch offices are connected to the head office with a Multiprotocol Label Switching (MPLS) link.
You have completed the traffic simu-lation. The Usage Modeling Data for the Beijing site is shown in the following table:

A summary of the simu-lation results is shown in the table below:

Detailed simu-lation results are shown in the following exhibits:
One Way Network Delay {Click the Exhibit button.)
Average Jitter (Click the Exhibit button.)
Maximum Jitter (Click the Exhibit button.)
Average Packet Loss (Click the Exhibit button.)
Maximum Consecutive Loss (Click the Exhibit button.)





You need to provide recommendations based on the simu-lation results.
What should you recommend?
A. Monitor Quality of Experience (QoE).
B. Implement Call Admission Control (CAC) on Lync for the affected sites.
C. Increase WAN link bandwidth.
D. Restrict video capability or reduce quality codec usage for certain user groups.
Question 4
You need to implement a traffic regulation mechanism to monitor and classify packets, both incoming and outgoing, with the ability to remark excess traffic.
What should you use?
A. traffic policing
B. traffic shaping
C. Call Admission Control (CAC)
D. a queuing technique
Question 5
You need to recommend a course of action to improve the performance of Lync audio and video sessions. What should you do?
A. Enable Media Bypass.
B. Enable Quality of Service (QoS).
C. Change the Differentiated Services Code Point (DSCP) values.
D. Deploy new wide area network (WAN) links between the Central Sites.
Solutions:
Question 1 Answer: C | Question 2 Answer: D | Question 3 Answer: C | Question 4 Answer: A | Question 5 Answer: B |