CCNA Practice Test Questions:

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20 CCNA Practice Test Questions

Scroll through the page to review your answers. The correct answer is highlighted in  green.  Your incorrect answers (if any) are highlighted in  red.  If you'd like to take the test over again, click the reset button at the end of the test. 01. At what layer in the OSI model would you find protocols such as RIP and OSPF? (A) Session (B) Transport (C) Network (D) Data Link 02. What is the difference between an 802.3 frame and an Ethernet frame? (A) The 802.3 frame has a length field, and the Ethernet frame has a type field (B) The 802.3 frame has a type field, and the Ethernet frame has a length field (C) The frames are completely different (D) The frames are exactly the same 03. Where is the running configuration located? (A) RAM (B) ROM (C) NVRAM (D) Flash memory 04. To force the router to ignore the configuration file in NVRAM, the configuration register should be set to which of the following ? (A) 0x2102 (B) 0x4102 (C) 0x2142 (D) 0x2101 05. The CSMA/CD access method is defined by what IEEE standard? (A) 802.1 (B) 802.2 (C) 802.3 (D) 802.4 06. What is the MTU for Ethernet? (A) 64 (B) 512 (C) 1,500 (D) 1,518 07. Which topology is specified in the IEEE 802.5 standard? (A) Star (B) Bus (C) Hub-and-spoke (D) None of the above 08. Which of the following are true regarding STP? (A) A two-line channel can be treated as a loop (B) A VLAN can have multiple instances of STP (C) VTP eliminates the need for STP (D) STP is irrelevant in routed networks 09. Which of the following is the well-known TCP port for SMTP? (A) 23 (B) 21 (C) 67 (D) 25 10. What address mask is associated with the following, 172.240.1.10/22? (A) 255.255.255.0 (B) 255.255.252.0 (C) 255.255.255.252 (D) 255.255.255.248 11. What do the following “ping” results indicate? router>ping 192.168.10.3 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 192.168.10.3, timeout is 2 seconds: .UU (A) There is no route within the routing table to the specified host (B) There is a route to the specified host, but there was some kind of routing failure (C) The specified host is not connected to the network (D) The specified host is connected to the network but did not reply for some reason. packet for output to the next network 12. What is DUAL? (A) A Cisco proprietary routing protocol (B) A routing algorithm (C) A mnemonic device for configuring default routes (D) A loop prevention technique 13. Distance Vector protocols use what algorithm? (A) DUAL (B) FIFO (C) Bellman-Ford (D) SPF 14. A router has a route to 10.0.0.0 255.0.0.0 via RIP. It also has a route to 10.6.0.0 255.255.0.0 via IGRP. It wants to send a packet to 10.6.12.3. How will the packet be sent? (A) Via the RIP route (B) Via the IGRP route (C) It will not be sent (D) It will be sent to the default route 15. Which of the following statements regarding RIP are true? (A) RIP is a distance vector algorithm (B) RIP is best suited as an IGP (C) There are two versions of RIP (D) All of the above 16. In a RIP routing table, a route with a hop count of ____ indicates that the network is unreachable ? (A) 0 (B) 15 (C) 1 (D) 16 17. VLSM is possible with ___? (A) RIPv1 (B) RIPv2 (C) Both A and B (D) Neither A nor B 18. What are the routing metrics used by IGRP? (A) TTL (B) Hop count (C) Count to Infinity (D) Bandwidth, Reliability, MTU, Delay, and Load 19. Which of the following does not accept LSAs from any external autonomous systems? (A) Backbone Area (B) Totally Stubby Area (C) Stub Area (D) NSSA 20. Which of the following prompts indicates that you are in privileged mode? (A) > (B) (config)# (C) # (D) !

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