MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Networking knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What are the distinct functions of layer 2 switching that increase available bandwidth on the network?1. Address learning2. Routing3. Forwarding and filtering4. Creating network loops5. Loop avoidance6. IP addressing%! |
| A. | 1, 3 and 5 |
| B. | 2, 4 and 6 |
| C. | 2 and 6 |
| D. | 3 and 5 |
| Answer» B. 2, 4 and 6 | |
| 2. |
*$_What is the result of segmenting a network with a bridge (switch)?1. It increases the number of collision domains.2. It decreases the number of collision domains.3. It increases the number of broadcast domains.4. It decreases the number of broadcast domains.5. It makes smaller collision domains.6. It makes larger collision domains.? |
| A. | 1 and 5 |
| B. | 2, 3 and 5 |
| C. | 3, 4 and 6 |
| D. | 1, 3 and 6 |
| Answer» B. 2, 3 and 5 | |
| 3. |
*$_You want to run the new 802.1w on your switches. Which of the following would enable this protocol?? |
| A. | Switch(config)# spanning-tree mode rapid-pvst |
| B. | Switch# spanning-tree mode rapid-pvst |
| C. | Switch(config)# spanning-tree mode 802.1w |
| D. | Switch# spanning-tree mode 802.1w |
| Answer» B. Switch# spanning-tree mode rapid-pvst | |
| 4. |
_ If a switch receives a frame and the source MAC address is not in the MAC address table but the destination address is, what will the switch do with the frame?$? |
| A. | Discard it and send an error message back to the originating host |
| B. | Flood the network with the frame |
| C. | Add the source address and port to the MAC address table and forward the frame out the destination port |
| D. | Add the destination to the MAC address table and then forward the frame |
| Answer» D. Add the destination to the MAC address table and then forward the frame | |
| 5. |
_ Your switch has a port status LED that is alternating between green and amber. What could this indicate?$? |
| A. | The port is experiencing errors. |
| B. | The port is shut down. |
| C. | The port is in STP blocking mode. |
| D. | Nothing; this is normal. |
| Answer» B. The port is shut down. | |
| 6. |
_What command will display the forward/filter table?$? |
| A. | show mac filter |
| B. | show run |
| C. | show mac address-table |
| D. | show mac filter-table |
| Answer» D. show mac filter-table | |
| 7. |
_Layer 2 switching provides which of the following?1. Hardware-based bridging (ASIC)2. Wire speed3. Low latency4. Low cost$? |
| A. | 1 and 3 |
| B. | 2 and 4 |
| C. | 1, 2 and 4 |
| D. | All of the above |
| Answer» E. | |
| 8. |
You need to allow one host to be permitted to attach dynamically to each switch interface. Which two commands must you configure on your catalyst switch to meet this policy?1. Switch (config-if) # ip access-group 102. Switch (config-if) # switchport port-security maximum 13. Switch (config) # access-list 10 permit ip host 14. Switch (config-if) # switchport port-security violation shutdown5. Switch (config) # mac-address-table secure? |
| A. | 1 and 3 |
| B. | 2 and 4 |
| C. | 2, 3 and 5 |
| D. | 4 and 5 |
| Answer» C. 2, 3 and 5 | |
| 9. |
You have two switches connected together with two crossover cables for redundancy, and STP is disabled. Which of the following will happen between the switches?? |
| A. | The routing tables on the switches will not update. |
| B. | The MAC forward/filter table will not update on the switch. |
| C. | Broadcast storms will occur on the switched network. |
| D. | The switches will automatically load-balance between the two links. |
| Answer» D. The switches will automatically load-balance between the two links. | |