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In regards to the ISDN BRI standard, which channel is used for
control?
A.) B
B.) D
C.) E
D.) I
E.) Q
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Which statement about switched and routed data flows is correct? A. Switches create a single collision domain and a single broadcast domain. Routers provide separate collision domains B. Switches create separate collision domains but a single broadcast domain. Routers provide a separate broadcast domain C. Switches create a single collision domain and separate broadcast domains. Routers provide a separate broadcast domain as well D. Switches create separate collision domains and separate broadcast domains. Routers provide separate collision domains
What 2 commands verify end to end communications? A.) Trace B.) debug ip session C.) Ping D.) Route
What is a network subnet?
The Internet Control Message Protocol occurs at what layer of the seven layer model? A.) Physical B.) Transport C.) Session D.) Datalink E.) Presentation F.) Network
Switching methods include cut-through, store and forward, and a modified version of the first two methods. Which statement about switching methods is true? A. The store and forward method has low latency B. The cut through method of switching has high latency C. The modified version holds the packet in memory until 50 percent of the packet reaches the switch D. The modified version holds the packet in memory until the data spoon of the packet reaches the switch
Company XYZ has an employee that works out of the home. The employee runs big client server applications and must quickly transfer large files. The company wants the best cost/benefit on this connection. What would be the most practical solution? A. an ISDN Basic Rate Interface (BRI) connection to the user at home B. a dedicated T1 connection to the user at home C. a dedicated Frame Relay connection to the user at home. D. a standard 28.8 analog dialup connection to the user at home.
What does the Frame Relay switch use to distinguish between each PVC connection? A. data-link connection identifiers (DLCIs) B. BECNs C. FECNs D. the Local Management Interface (LMI)
Identify the hardware component used to store buffers, tables, running-configuration etc? A.) NVRAM B.) ROM C.) RAM D.) Flash
Identify the 2 characteristics regarding MAC addresses? A.) Contains a network portion and host portion B.) Always assigned by System Administrator C.) 48 bits long D.) Contains a vendor code and serial number
if i had a video conferencing device why should it is needed to configure a static IP for that,will it not work on the local lan.
Which port numbers are used by TCP and UDP to set up sessions with other hosts? A.) 1024 and above B.) 6 and 17 respectively C.) 1-25 D.) 6-17
Why do you use ‘service password encryption’?
CCNA 
