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Exam : Cisco 642-383
Title : Cisco Express Foundation for Field Engineers


1. Which of the following best describe the customer benefits of change management in the operate phase?
A. reduce unnecessary disruption, delays, rework, and other problems by establishing test cases for use in verifying that the system meets operational, functional, and interface requirements
B. improve its ability to make sound financial decisions by developing a business case based on its business requirements and establishing a basis for developing a technology strategy
C. reduce operating costs and limit change-related incidents by providing a consistent and efficient set of processes
D. improve the return on investment and hasten migration by identifying and planning for necessary infrastructure changes and resource additions, as well as reduce deployment costs by analyzing gaps early in the planning process to determine what is needed to support the system
Answer: C

2. Which of these is the best definition of the Cisco Lifecycle Services approach?
A. It defines the minimum set of services required to successfully deploy and operate a set of Cisco technologies.
B. It determines how best to price Cisco products.
C. It provides partners with a useful way to leverage Cisco resources.
D. It consists of these phases: plan, deploy, support, and troubleshoot.
Answer: A

3. Which definition best describes the implementation service component within the implement phase?
A. providing a step-by-step plan that details the installation and service-commission tasks required in order to create a controlled-implementation environment that emulates a customer network
B. assessing the ability of site facilities to accommodate proposed infrastructure changes
C. developing and executing proof-of-concept tests, validating high-level infrastructure design, and identifying any design enhancements
D. installing, configuring, and integrating systems components based on an implementation plan developed in earlier phases
E. improving a customer's infrastructure security system
Answer: D

4. What two types of telephony interfaces are used for PSTN connectivity? (Choose two.)
A. Digital
B. Optical
C. Analog
D. CDMA
Answer: AC

5. Which statement correctly describes the keyswitch model of deployment for call processing?
A. All IP Phones are able to answer any incoming PSTN call on any line.
B. PSTN calls are routed through a receptionist or automated attendant.
C. All IP Phones in the system have a single unique extension number.
Answer: A

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