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Question 1. Which two characteristics of optical networks data to be transmitted over extremely long distances? (Choose two.) A. No electromagnetic interference (EMI) B. Minimal signal loss C. No bandwidth limits D. No encryption Answer: A, B Question 2. What is a wide-area network (WAN)? A. A network that is restricted to a single building, a group of buildings, or even a single room B. A network that connects client devices wirelessly using radio waves C. A network that crosses metropolitan, regional or national boundaries D. A network that encompasses an entire city or metropolitan area and connects multiple local- area networks (LANs) Answer: C Question 3. Which IP telephony component provides call processing, such as signaling that in a traditional voice network is provided by switching equipment, such as a PBX? A. Voice gateways, such as the Cisco VG248 analog phone gateway B. Call-management hardware and software, such as Cisco Call Manager C. Client-based software, such as Cisco SoftPhone D. Advanced call-handling software, such as Cisco Unity Answer: B Question 4. A software engineering firm wants to streamline call center operations to reduce customer wait times and improve employee productivity. Which Cisco solution best matches this business need? A. IP Telephony B. DSL C. WLAN D. Optical Network Answer: A Question 5. A growing publishing firm needs a secure way for remote content editors to connect through the Internet to the company extranet. Which Cisco solution best matches this business need? A. IP telephony B. Virtual Private Network (VPN) C. Content Networking D. Wireless network Answer: B Question 6. What creates an encrypted tunnel through a shared public network infrastructure, such as the Internet to provide a secure connection between remote users and a private network? A. VPN B. HTTP C. DSL D. Optical Networking Answer: A Question 7. What does a router do? A. Reads Media Access Control (MAC) addresses to forward messages to the correct location and connects the local-area network (LAN) to the wide-area network (WAN) B. Stores data on network and connects the local-area network (LAN) to the wide-area network (WAN) C. Routes traffic down alternative paths and connects the local-area network (LAN) to the wide- area network (WAN) D. Broadcasts data to all devices that are connected to it across the local-area network (LAN) and wide-area network (WAN) Answer: C Question 8. Which device is used in wireless networks to send transmission to a target area? A. Directional Antenna B. Optical fiber C. Omni-directional antenna D. Access point Answer: A Question 9. Which wireless local-area network (WLAN) device is often used to make wireless connections between buildings or campuses? A. Access Point B. Bridge C. Router D. Client Adapter Answer: B Question 10. On what type of network does the Cisco Unified Communications system reside? A. A single, joined voice, video and data network B. Voice networks only C. Wireless networks only D. Data networks only E. Independent voice, video and data networks Answer: A
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