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CCNA Certification Practice Test Questions
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Cisco Certified Network Associate (CCNA) is a technical certification that Cisco offers for early-career networking professionals.

CCNA subjects: CCNA exam covers networking fundamentals, IP services, security fundamentals, automation and programmability.

CCNA Certification Practice Test Questions
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25 Questions

1. A network administrator has just entered new configurations into Router1. Which command should be executed to save configuration changes to NVRAM?
2. The following entry is displayed in the routing table: R 192.168.8.0/24 [120/2] via 192.168.4.1, 00:00:26, Serial0/0/1 What type of route is this?
3. What is the final step in the link state routing process?
4. Where is the startup configuration stored?
5. Which routers will router D receive hello packets?
6. When a switch receives a frame and the source MAC address is not found in the switching table, what action will be taken by the switch to process the incoming frame?
7. What header address information does a router change in the information it receives from an attached Ethernet interface before information is transmitted out another interface?
8. What occurs when no ip classless is implemented on the router?
9. What speeds up convergence in a network using link-state routing?
10. Which statements correctly describe the components of a router?
11. When a collision occurs in a network using CSMA/CD, how do hosts with data to transmit respond after the backoff period has expired?
12. What are advantages of using a link-state routing protocol instead of a distance vector routing protocol?
13. Which statements are true regarding switch port security?
14. A route to a destination network is learned from multiple routing protocols. What is used by a Cisco router to select the preferred route to the destination that will be installed in the routing table?
15. What action does a link-state router take immediately upon receipt of an LSP from a neighboring router?
16. Which routing protocols use Dijkstra’s shortest path first algorithm?
17. Which database or table must be identical on all link-state routers within an area in order to construct an accurate SPF tree?
18. Which statements describe characteristics of load balancing?
19. What is the outcome of entering these commands?
R1(config)# line vty 0 4
R1(config-line)# password check123
R1(config-line)# login
20. Which statements about Layer 2 Ethernet switches are true?
21. The serial connection shown in the graphic needs to be configured. Which configuration commands must be made on the Sydney router to establish connectivity with the Melbourne site?
22. The commands that are displayed determine the current operation of the router.
23. What happens when the transport input ssh command is entered on the switch vty lines?
24. The network administrator needs to connect two routers directly via their Fast Ethernet ports. What cable should the network administrator use?
25. Which algorithm is run by link-state routing protocols to calculate the shortest path to destination networks?

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