What are three advantages of using fiber?
A. Security
B. Eliminate RFI and EMI
C. Low cost
D. High speed
Answer / guest
Answer: A, B, and D
Security, elimination of RFI and EMI, and high speed are
three advantages of using fiber.
| Is This Answer Correct ? | 2 Yes | 0 No |
What is not a function of the distribution layer? A. Routing between VLANs B. Implement tools such as access lists, packet filtering, and queuing C. Implement security and network policies D. Provide workgroup/user access to the network
It is not necessary to build an entire network to prove your network design. A. True B. False
Which two LAN switching features apply to store-and-forward switches? A. CRC B. Frame length C. Source address D. Collision Windows
What are the three commonly used methods of flow control used for handling network congestion? A. Buffering B. Source-quench messages C. Error checking D. Windowing
When characterizing a network, how many buffer misses should not be exceeded on a Cisco router per hour? A. 10 B. 25 C. 50 D. 100
When is the route to a node determined in an SRB (Source Route Bridging) Token Ring network? A. Before any data is transmitted B. After the data is transmitted C. During the transmission of data D. After the first frame is transmitted
When are SNMP traps sent? A. When the SNMP manager wants to perform remote configuration on a networking device B. When an SNMP agent wants to inform the SNMP manager about a change of state on the networking device C. When the SNMP manager wants to access large chunks of data D. When the NMS wants to share trap information
What network design is becoming common when there is a central office with one or more remote locations? A. ISDN PRI at the central location and ISDN BRI at the remote locations. B. Using core routers at all sites C. Only using access routers D. Using a full mesh network
Match the following services with the correct descriptions: A. BRI 1. Provides two 64 Kbps B channels B. PRI 2. Provides 23 or 30 B channels 3. Provides one 16 Kbps D channel 4. Provides one 64 Kbps D channel 5. Provides a total bit rate of 2.048 Mbps in Europe and Australia 6. Provides a total bit rate of 144 Kbps 7. Provides a total bit rate of 1.544 Kbps in North America and Japan
How does the Spanning Tree Protocol (STP) prevent bridging loops? A. By not allowing any redundant paths within the network B. By calculating the metrics of each path C. By detecting and logically blocking redundant paths from the network D. By creating virtual LANS
What are three ASN.1 (Abstract Syntax Notation One) data types? A. data feeds B. name C. syntax D. encoding
Which of the following three sets of IP addresses and subnet masks are private IP addresses? A. 10.0.0.0 255.0.0.0 B. 172.16.0.0 255.255.0.0 C. 172.16.0.0 255.240.0.0 D. 192.168.0.0 255.255.0.0