Microsoft MS-720 Microsoft Teams Voice Engineer Free Practice Test — 30 Questions

Question 1

In a scenario where a company is transitioning from a traditional Public Switched Telephone Network (PSTN) to a Voice over Internet Protocol (VoIP) system, they need to evaluate the impact on their existing telecommunication infrastructure. If the company currently has 100 analog lines, and each line costs $50 per month to maintain, what would be the total monthly cost of maintaining these lines? Additionally, if the company plans to replace these lines with a VoIP solution that costs $20 per user per month, what would be the total monthly cost after the transition? Calculate the difference in monthly costs before and after the transition.

Accepted Answer

$3,000

Question 2

In a corporate environment, a legal team is preparing for a potential litigation case and needs to implement an eDiscovery process. They must ensure that all relevant communications and documents are preserved, particularly those involving sensitive information. The team decides to place a legal hold on specific Microsoft Teams channels and user accounts. Which of the following actions should the team prioritize to ensure compliance with eDiscovery and legal hold requirements?

Accepted Answer

Configure retention policies to prevent deletion of messages and files in the specified Teams channels and user accounts.

Question 3

In a scenario where a company is transitioning from a traditional Public Switched Telephone Network (PSTN) to a Voice over Internet Protocol (VoIP) system, they need to assess the impact on their existing telephony infrastructure. If the company currently has 100 analog lines, each costing $30 per month, and they plan to replace these with VoIP lines that cost $20 per month, what will be the total savings per month after the transition? Additionally, consider the potential costs associated with maintaining the PSTN infrastructure, which is estimated at $500 per month. What is the net savings after accounting for these costs?

Accepted Answer

$1,500

Question 4

In a corporate environment, a company is implementing a new authentication system for its Microsoft Teams Voice services. The system must ensure that only authorized users can access sensitive voice data and that all access attempts are logged for compliance purposes. The IT team is considering using OAuth 2.0 for authorization and OpenID Connect for authentication. Which of the following best describes the advantages of using these protocols in this scenario?

Accepted Answer

OAuth 2.0 allows for delegated access and token-based authentication, while OpenID Connect provides identity verification and user profile information, enhancing security and user experience.

Question 5

In a corporate environment, a legal team is preparing for a potential litigation case involving the misuse of company data. They need to implement an eDiscovery process to identify, collect, and preserve relevant information. The team must also ensure that a legal hold is placed on specific data sources to prevent any alteration or deletion of potentially relevant information. Given the requirements of the eDiscovery process and the legal hold, which of the following actions should the legal team prioritize to ensure compliance with legal standards and best practices?

Accepted Answer

Establish a clear and documented legal hold notice that specifies the scope of data to be preserved and communicates this to all relevant employees.

Question 6

In a corporate environment, a company is implementing end-to-end encryption for its communication systems to protect sensitive data. The encryption method uses a symmetric key algorithm where the key length is 256 bits. If the company needs to encrypt a message that is 2,000 bytes long, what is the minimum amount of data that must be transmitted to ensure the message is securely encrypted, considering that the encryption process adds a fixed overhead of 128 bits for initialization vectors and authentication tags?

Accepted Answer

2,048 bytes

Question 7

A company is looking to enhance its collaboration capabilities by integrating Microsoft Teams with SharePoint and OneDrive. They want to ensure that users can access and share files seamlessly within Teams while maintaining compliance with data governance policies. Which approach should the company take to achieve this integration effectively?

Accepted Answer

Utilize the built-in file sharing capabilities of Teams, ensuring that files stored in SharePoint and OneDrive are accessible directly within the Teams interface, while configuring permissions and compliance settings in SharePoint.

Question 8

A company is implementing Direct Routing for Microsoft Teams to connect their on-premises telephony infrastructure with Microsoft 365. They have a Session Border Controller (SBC) that supports SIP signaling and are planning to route calls to both internal Teams users and external PSTN users. The company needs to ensure that calls to external PSTN users are routed correctly and that they can handle a peak load of 200 simultaneous calls. Given that each call requires 100 kbps of bandwidth for audio, what is the minimum bandwidth requirement for the SBC to handle the peak load of calls without any degradation in quality?

Accepted Answer

20 Mbps

Question 9

A company is evaluating its licensing options for Microsoft Teams to enhance its voice capabilities. They are considering the Microsoft 365 Business Voice plan, which includes features such as calling plans, audio conferencing, and phone system capabilities. The company has 50 employees who require full telephony features, including the ability to make and receive calls, hold meetings, and transfer calls. They also want to ensure that they can scale their licensing as they grow. Given these requirements, which licensing option would best suit their needs while providing the necessary features and scalability?

Accepted Answer

Microsoft 365 Business Voice with Calling Plan

Question 10

In the context of the Teams Admin Center, a company is analyzing its call quality metrics to improve user experience. They have collected data over the past month, which includes the total number of calls made, the number of calls that experienced issues, and the average call duration. If the total number of calls made is 1,200, the number of calls with issues is 180, and the average call duration is 5 minutes, what is the percentage of calls that experienced issues, and how does this metric inform the company about their call quality?

Accepted Answer

0.15

Question 11

A company is implementing Microsoft Teams for its communication needs and needs to assign phone numbers to its employees. The company has 150 employees, and they want to ensure that each employee has a unique phone number. They have a pool of 200 phone numbers available. If the company decides to assign phone numbers in such a way that 20% of the total pool is reserved for future hires, how many phone numbers can be assigned to the current employees?

Accepted Answer

160

Question 12

A company is implementing Microsoft Teams for its remote workforce and needs to provision users effectively. The IT administrator is tasked with ensuring that all users have the appropriate licenses and roles assigned based on their job functions. The company has three different roles: Manager, Team Member, and Guest. Each role requires different permissions and access levels. The administrator decides to use PowerShell for bulk user provisioning. If the company has 150 employees, with 30 Managers, 100 Team Members, and 20 Guests, what is the total number of licenses required if each role requires a different type of license: Managers require a Teams Phone Standard license, Team Members require a Teams Essentials license, and Guests do not require a license?

Accepted Answer

130 licenses

Question 13

A company is implementing Microsoft Teams Voice to enhance its communication capabilities. The IT manager needs to configure the call routing for different departments based on their operational hours and specific needs. The Sales department operates from 9 AM to 6 PM, while the Support department operates 24/7. The manager wants to ensure that calls to the Sales department outside of their operational hours are redirected to a voicemail system, while calls to the Support department should always be answered. Which configuration should the IT manager prioritize to achieve this?

Accepted Answer

Set up call queues for both departments with specific business hours for Sales and a 24/7 availability for Support.

Question 14

A company is implementing Microsoft Teams for its remote workforce and needs to assign phone numbers to its employees. The company has a total of 150 employees, and they want to ensure that each employee has a unique phone number. They have a pool of 200 phone numbers available. If the company decides to assign phone numbers in a way that allows for future scalability, what is the maximum number of additional phone numbers they can reserve for future hires while ensuring that each current employee has a unique number?

Accepted Answer

50

Question 15

In a corporate environment, a company is evaluating the performance of its Voice over Internet Protocol (VoIP) system. They have noticed that during peak hours, the call quality degrades significantly, leading to dropped calls and latency issues. The IT team decides to analyze the network traffic to determine the root cause of these issues. They find that the bandwidth utilization during peak hours reaches 90% of the total available bandwidth of 100 Mbps. If each VoIP call requires 100 Kbps of bandwidth, how many simultaneous VoIP calls can the network support during peak hours without experiencing quality degradation?

Accepted Answer

90 calls

Question 16

A company is implementing Microsoft Teams for its remote workforce and is focusing on user training and adoption strategies. They have identified three key user groups: executives, team leaders, and general staff. Each group has different levels of technical proficiency and varying needs for collaboration tools. The company plans to allocate training resources based on the complexity of tasks each group will perform in Teams. If the executives require 10 hours of training, team leaders need 8 hours, and general staff need 5 hours, what is the total training time required for all three groups if there are 5 executives, 10 team leaders, and 50 general staff members?

Accepted Answer

490 hours

Question 17

In a future scenario where Microsoft Teams Voice is integrated with advanced AI-driven analytics, a company is evaluating the potential impact of this integration on their communication efficiency. If the integration is expected to reduce call handling time by 25% and increase customer satisfaction scores by 15%, how would you quantify the overall improvement in operational efficiency if the current average call handling time is 12 minutes and the customer satisfaction score is currently at 70%?

Accepted Answer

The overall improvement in operational efficiency is quantified as a 30% increase.

Question 18

In a corporate environment, a team is utilizing SharePoint for document management and OneDrive for personal file storage. The team leader wants to ensure that all documents shared via SharePoint are accessible to team members while maintaining compliance with data governance policies. They decide to implement a policy that automatically syncs specific SharePoint document libraries to OneDrive for offline access. What considerations should the team leader take into account when configuring this integration to ensure both accessibility and compliance?

Accepted Answer

Ensure that the sync settings are configured to allow only specific file types and that sensitive documents are excluded from syncing.

Question 19

A company is implementing Microsoft Teams Voice to enhance its communication capabilities. They want to ensure that their users can seamlessly transition between different devices while maintaining call quality. Which feature should they prioritize to achieve this goal effectively?

Accepted Answer

Call Quality Dashboard

Question 20

In a corporate environment where Microsoft Teams Voice is being implemented, the organization is considering the integration of artificial intelligence (AI) to enhance call quality and user experience. They are particularly interested in how AI can be utilized to analyze call data for improving future interactions. Which of the following best describes the potential impact of AI on Teams Voice in this context?

Accepted Answer

AI can analyze call patterns and provide insights that lead to optimized routing and improved customer satisfaction.

Question 21

A company is analyzing its call data to improve customer service through Microsoft Teams. They have collected data on call duration, wait times, and customer satisfaction ratings over the past month. If the average call duration is 5 minutes, the average wait time is 2 minutes, and the customer satisfaction rating is 85%, what is the overall efficiency score of the call handling process if the efficiency score is calculated using the formula:

Accepted Answer

ext{Efficiency Score} = \frac{	ext{Customer Satisfaction}}{	ext{Average Call Duration} + 	ext{Average Wait Time}} $$

Question 22

A company is planning to host a large-scale live event using Microsoft Teams. They expect an audience of 10,000 participants and want to ensure a seamless experience with high-quality audio and video. The event will feature multiple presenters and interactive Q&A sessions. Given the requirements for bandwidth, what is the minimum recommended upload speed for the event to maintain optimal quality, considering that each video stream requires approximately 1.5 Mbps and each audio stream requires about 128 Kbps? Additionally, if the company wants to allocate 20% of the total bandwidth for redundancy and unexpected spikes in usage, what would be the total minimum upload speed required?

Accepted Answer

2.4 Mbps

Question 23

In a corporate environment, a company is evaluating the implementation of a new communication technology that utilizes artificial intelligence (AI) to enhance team collaboration and streamline workflows. The technology is designed to analyze communication patterns and suggest optimal times for meetings based on team members\' availability and productivity levels. If the company has 50 employees, and each employee has an average of 5 meetings per week, how many total meetings would the AI system potentially optimize in a month, assuming a 4-week month?

Accepted Answer

1000 meetings

Question 24

In a scenario where a company is transitioning from a traditional Public Switched Telephone Network (PSTN) to a Voice over Internet Protocol (VoIP) system, they need to calculate the cost savings associated with this migration. The company currently spends $5000 monthly on PSTN services, which includes line rentals and call charges. They estimate that the VoIP system will reduce their monthly costs to $2000. If the company plans to operate for 3 years, what will be the total cost savings from this transition?

Accepted Answer

$108,000

Question 25

In a VoIP environment utilizing the Session Initiation Protocol (SIP), a company is experiencing issues with call setup times. The network engineer suspects that the SIP signaling messages are not being processed efficiently. Given that SIP operates over both UDP and TCP, which of the following factors is most likely contributing to the increased latency in call setup when using UDP, and how can it be mitigated?

Accepted Answer

Packet loss due to network congestion; implementing Quality of Service (QoS) policies to prioritize SIP traffic can help mitigate this issue.

Question 26

A company is analyzing the call quality metrics from their Microsoft Teams deployment to identify issues affecting user experience. They observe that the average Mean Opinion Score (MOS) for calls is 3.5, with a standard deviation of 0.5. They want to determine the percentage of calls that fall within one standard deviation of the mean MOS. Assuming a normal distribution, what percentage of calls would be expected to have a MOS between 3.0 and 4.0?

Accepted Answer

0.68

Question 27

A company is experiencing intermittent call quality issues in their Microsoft Teams environment. The network team has been tasked with monitoring the performance of the network to identify potential bottlenecks. They decide to implement a monitoring solution that tracks key performance indicators (KPIs) such as jitter, latency, and packet loss. If the team observes that the average latency is consistently above 150 ms, jitter exceeds 30 ms, and packet loss is around 5%, what is the most likely impact on the user experience during VoIP calls, and what should be prioritized for remediation?

Accepted Answer

Users will experience significant call quality degradation, and the priority should be to reduce latency and jitter.

Question 28

In a corporate environment, the organization is implementing a new information governance framework to ensure compliance with data protection regulations. The framework includes policies for data retention, access control, and data classification. The Chief Information Officer (CIO) is tasked with evaluating the effectiveness of the framework. Which of the following strategies would best enable the CIO to assess the framework\'s compliance with regulatory requirements and its overall effectiveness in managing sensitive information?

Accepted Answer

Conducting regular audits and assessments of data handling practices, including reviewing access logs and retention schedules.

Question 29

In a corporate environment, a company is evaluating the performance of its Voice over Internet Protocol (VoIP) system. They notice that during peak hours, the call quality degrades significantly, leading to dropped calls and poor audio clarity. The IT team decides to analyze the network traffic to identify the root cause of the issue. They find that the bandwidth utilization during peak hours reaches 90% of the total available bandwidth, which is 100 Mbps. If each VoIP call requires 100 Kbps of bandwidth, how many simultaneous VoIP calls can the network support during peak hours without degrading the quality?

Accepted Answer

90 calls

Question 30

A company is looking to enhance its collaboration capabilities by integrating Microsoft Teams with SharePoint and OneDrive. They want to ensure that users can access files stored in SharePoint directly from Teams while maintaining proper permissions and security settings. What is the best approach to achieve this integration effectively?

Accepted Answer

Use the SharePoint tab in Teams to link directly to the SharePoint document library, ensuring that permissions are inherited from SharePoint.

Microsoft MS-720 Microsoft Teams Voice Engineer Free Practice Test — 30 Questions

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