TestOut Network Pro Chapter 10 Exam Questions and Answers

TestOut Network Pro Chapter 10 Exam Questions and Answers Which of the following devices is used on a WAN to convert synchronous serial signals into digital signals? -Answer-CSU/DSU Which of the following are the customer's responsibility to maintain? (Select two.) -Answer- DTE CPE Which of the following describe the channels and data transfer rates used for ISDN BRI? (Select two.) -Answer-One D channel operating at 16 Kbps. Two B channels operating at 64 Kbps each. Which of the following technologies uses variable-length packets, adds labels to packets as they enter the WAN cloud, and uses the labels to switch packets and prioritize traffic? -Answer- MPLS What is the speed of an OC-3 connection? -Answer-155 Mbps Which network type divides transmitted data into smaller pieces and allows multiple communications on the network medium? -Answer-Packet-switched When implementing a Multiprotocol Label Switching (MPLS) WAN, which data unit is managed by the routers at different sites? -Answer-Packets Which of the following describes the lines used in a local loop for dial-up telephone access? - Answer-POTS You are traveling throughout North America to many metropolitan and rural areas. Which single form of internet connectivity provides the greatest potential connectivity wherever you travel? -Answer-PSTN Which of the following correctly describes the T1 carrier system? (Select two.) -Answer-T1 lines use two pairs of copper wire. A single T1 channel can transfer data at 64 Kbps