642-416 - Unified Communications Architecture and Design Exam

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Example Questions

When designing the switch port VLANs, which is the best practice and most common implementation? (Choose one.) Cisco Unified Communications servers are supported on the Cisco Unified Computing System platform using which two disk drive rpm speeds? (Choose two.) When calculating the sizing of a TDM gateway, which three pieces of information are required? (Choose three.) Which two traffic analysis definitions are used to determine circuit utilization? (Choose two.) Which messaging product can operate as part of a digitally networked voice-mail group for up to ten locations? (Choose one.) Which technology is changing the traditional multihomed LAN infrastructure design? (Choose one.) What is the default bandwidth percentage that can be managed by a Cisco IOS policy map? (Choose one.) Which additional bandwidth component must be added to the voice payload and IP header to get the true bandwidth requirement for transmission across a circuit? (Choose one.) Which Cisco Unified Call Center Enterprise deployment model provides continuous service in the case of a major site failure? (Choose one.) With dual-homed Layer 2 access switches, which two technologies provide a single default IP gateway for the hosts? (Choose two.) There are many protocols available for gateway call control in the Cisco Unified Communications environment. Which protocol is proprietary to Cisco? (Choose one.) If you know only the total traffic for the busiest day, which percentage is an industry standard for calculating the busy hour traffic (BHT) for an eight-hour business day? (Choose one.) Which protocol is used for communications between Cisco Unified Communication Manager clusters? (Choose one.) When determining the busy hour traffic (BHT) which of the following Centum Call Seconds (CCS) values equals 7 Erlangs? (Choose one) QoS solves many poor voice quality issues. Which two voice problems can be solved using the proper QoS? (Choose two.) Which protocol provides best practice for Cisco Unified Communication Manager FAX relay capability? (Choose one.) What is the best practice LAN infrastructure model for a small campus network to support the Cisco Unified Communications solution? (Choose one.) What is the default number and the maximum number of participants in a Cisco Unified Communications Manager software conference bridge? (Choose one.) For larger enterprise campuses, upgrading the traditional Layer 2 Core switches to Layer 3 provides improved functionality. Which reason is the primary reason for improved functionality? (Choose one.) What is the major functional difference between PVDM2 and PVDM3 technology? (Choose one.) What are the two Cisco IP Phone security features that are used to prevent PC users from accessing and recording your voice traffic? (Choose two.) What is the best method to provide continuous power to Cisco IP Phones? (Choose one.) Which three are link efficiency mechanisms? (Choose three.) Cisco Unified Communications Manager ­ Business Edition integrates the Cisco Unity Connection voice-mail system on a single platform. Which solution can be used for call processing backup? (Choose one.) What is the primary reason that DSP resources are added to remote offices in a centralized Cisco Unified Communications Manager solution? (Choose one.) Cabling requirements for each user in a campus are an integral part of the campus design process. Which two items are crucial when designing the cabling plant? (Choose two.) Cisco Unified Communications servers are supported on the Cisco Unified Computing System platform using which LAN connection? (Choose one.) What are the three options that are available to provide power to Cisco IP Phones? (Choose three.) Which three Cisco Unified Communications Manager features are new in Version 8.x? (Choose three.) Which protocol provides Cisco Unified Communication Manager provisioning capabilities? (Choose one.) The Location CAC feature provides bandwidth control for calls within a cluster, but which one of these is required to control bandwidth usage between clusters over an IP WAN? (Choose one.) Which two rich-media Cisco Unified IP Phone series are supported in Cisco Unified Communications Manager Version 8.x? (Choose two.) Which mechanism should be used to provide redundant circuits when connecting two Cisco Catalyst Switches? (Choose one.) Which messaging product can operate as an active-active cluster? (Choose one.) What is the best practice LAN infrastructure model for a medium to large campus network to support the Cisco Unified Communications solution? What is the primary reason that organizations implement call center systems? (Choose one.) Which spanning tree protocol is recommended for Layer 2 access switches? (Choose one.) Which messaging product is associated with Unified Messaging? (Choose one.) Which three features are core voice gateway features? (Choose three.) Which two messaging products are based on a Linux operating system? (Choose two.) Which two enterprise campus devices should incorporate an organization's QoS policy? (Choose two.) Cisco Unified Mobility is now co-resident with Cisco Unified Communications Manager. Which two features are available with this new functionality? (Choose two.) Cisco Unity provides which two benefits for retrieving messages? (Choose two.) Cisco Unified Communications servers are supported on the Cisco Unified Computing System platform using which storage solution? (Choose one.) When Cisco Unified Presence is integrated with Cisco Unified Communications Manager, which three Cisco IP Phones provide current line appearance status using BLF Speed Dial? (Choose three.) What is the default codec that is defined for Cisco Unified Communications Manager software conference bridges? (Choose one.) Cisco Unity Connection provides which three benefits for retrieving messages? (Choose three.) Erlang measurements are constantly used for calculating bandwidth requirements. Which of these best defines an erlang? (Choose one.) Which reason is a compelling reason for extending Layer 3 to the access layer switches? (Choose one.) Which two codecs encapsulate an 8-kb/s voice stream in IP packets and use 24 kb/s of bandwidth? (Choose two.)