CCNA

Instructions:

• Answer 50 questions in 15 minutes.
• If you are not ready to take this test, you can study here.
• Match each statement with the correct term.
• Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. Spanning-Tree cost of 19
100Mb/s
Adjacency
15.....16 hops and the interface is down
Susceptible to routing loops


2. When placing ACL's in the Network...Do what?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


3. What two parameters does EIGRP use to determine the best route?
120
4
Packet Header
Advertised Distance & Feasible distance


4. How often are BPDU's sent?
Automatically
IETF
Ever 2 seconds
The Root bridge is the bridge with the lowest bridge ID


5. What are non designated routers called?
DROTHER
Every 30 minutes by default
Disable auto summarization
Autonomous System


6. What type of algorithm does RIP use?
0
Make sure trunking is established. Ensure that dot1q encapsulation is set - and then for each subinterface do this encapsulation dot1Q 2 where 2 is the VLAN associated with that interface
Distance Vector
Advertised Distance & Feasible distance


7. In Link state terminology - What is a link?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


8. Describe a Inbound ACL
1.) Enter the Routing Manually 2.) Use Dymamic Routing
Packets are processed before they are routed to an outbound interface.
Area-ID - hello/dead intervals - authentication - and stub area flag and same IP subnet.
TRUE


9. VTP Server Mode does what?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


10. What is ::1
Loopback
Aka Subnet mask
A trunk
Private: link local


11. How do you apply the ACL to an interface
Make sure you are in interface mode - then use this command ip access-group 1 out/in
...
By insereting 0xFFFE between the upper three bytes and the lower three bytes of the MAC address
110


12. How long is the dead interval
Unicast - Multicast - Anycast
Inter-VLAN routing
4 times the hello interval
Different Autonomous Systems


13. What algorithm does EIGRP use?
20 seconds: 10 missed BPDU's
1.) Enter the Routing Manually 2.) Use Dymamic Routing
Routes First/ Tests second
The Diffusing Update Algorithm (DUAL)


14. What type of algorithm does EIGRP use?
Anycast
Every 10 seconds
To select the best path to the destination
Advance Distance Vector


15. What Layer does Frame Relay operate at?
Select the routing protocol - then specify the network.
Layers 1 & 2
Advance Distance Vector
EIGRP - OSPF - RIP


16. How often are OSPF hello packets sent out?
Connects the different areas
Because a loopback interface is always active and cannot be in a down state like a real interface can.
Every 10 seconds
RIPv2 & EIGRP


17. How many hops are allowed with RIP?
A link is an interface on a router
Classful - No VLSM - Broadcast addressing - No route summarization - or Authentication
Is the time in seconds that a router waits to hear from a neighbor before declaring the router out of service.
15.....16 hops and the interface is down


18. Admin distance of a connected Network?
Data Link Connection Identifier
0
OSPF Neighbor adjacencies - OSPF routing table - and OSPF authentication
Checks the source and destination address then permits or denies specific protocols


19. What does this mean? R 192.168.1.0/24 [120/2] via 10.1.1.2
MAC based
R= Rip protocol; You can reach network 192.168.1.0 in two hops. The 120 is the admin distance and the 2 is the metric (hop). and it can be reached via the 10.1.1.2 network.
224.0.0.10
Every 5 seconds


20. What is the default for equal cost paths for load balancing with OSPF?
4
0
A single interface may be assigned multiple IPv6 addresses - and every IPv6 interface contains at least one loopback address.
Connects the different areas


21. What is the default Bridge priority?
16
120
32768
224.0.0.10


22. How often are LMI's sent out?
Every 10 Seconds
2^n
Null
The lower MAC address


23. Describe features of RIPv1
A permit statement
Classful - No VLSM - Broadcast addressing - No route summarization - or Authentication
Dijkstra's Algorithm
Anycast


24. How does an outbound ACL work?
Different Autonomous Systems
Propagation of partial updates that are sent only to those routers that the changes affect.
Data Link Connection Identifier
Routes First/ Tests second


25. The advantages of VLSM
224.0.0.5
Area-ID - hello/dead intervals - authentication - and stub area flag and same IP subnet.
Cisco - ANSI - Q.933A
Maximizing address efficiency - organization - summarization


26. Routers running distances vector routing protocol send periodic updates even if there are no changes in the network. True or False?
100Mb/s
Loopback
Null
TRUE


27. Dynamic VLAN is what?
1
Convergence
MAC based
Test Firsts/ Routes Second


28. Formula for determining hosts
Automatically
2^n-2
Packets are processed before they are routed to an outbound interface.
Creates - Modifies - and deletes local VLAN's only - Forwards advertisements - Does not synchronize VLAN configs


29. Problem with RIP
Carry's traffic for multiple VLANS
Susceptible to routing loops
Make sure you are in interface mode - then use this command ip access-group 1 out/in
Creates - Modifies - and deletes VLAN's - Sends and forwards advertisements - Synchronizes VLAN configuration


30. What does a trunk do?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


31. Can you delete individual entries in a specific ACL?
Make sure trunking is established. Ensure that dot1q encapsulation is set - and then for each subinterface do this encapsulation dot1Q 2 where 2 is the VLAN associated with that interface
Determines the cost which is the bandwidth
Only with Cisco IOS software release 12.3 (2) T
Susceptible to routing loops


32. By default OSPF uses what type of authentication?
Classless - VLSM capable - Subnet mask sent in routing update - Multicast addressing - Supports route summarization - and authentication
Six equal cost paths
Null
IP


33. What does bounded refer to?
A group of end stations with a common set of requirements - independent of their physical location
Propagation of partial updates that are sent only to those routers that the changes affect.
20 seconds: 10 missed BPDU's
A link is an interface on a router


34. An OSPF neighbor relationship can also be called what?
Forces protocols to behave as if they were classless
1Gb/s
Adjacency
Susceptible to routing loops


35. What are two statements that are true of IPv6 address representation?
TRUE
One ACL per protocol - One ACL per direction - Once ACL per interface
A single interface may be assigned multiple IPv6 addresses - and every IPv6 interface contains at least one loopback address.
Make sure trunking is established. Ensure that dot1q encapsulation is set - and then for each subinterface do this encapsulation dot1Q 2 where 2 is the VLAN associated with that interface


36. How does the SPF determine the shortest path?
Individual or group IP's
No
Determines the cost which is the bandwidth
1Gb/s


37. The time delay for a router to match a network change?
Packets are processed before they are routed to an outbound interface.
To select the best path to the destination
Inter-VLAN routing
Convergence


38. What is prefix length?
Individual or group IP's
Multicast
View
Aka Subnet mask


39. What is one to nearest
Anycast
15.....16 hops and the interface is down
Telnet connectivity - authentication and extended ACLs
TRUE


40. Dynamic ACL's are dependent on what?
Telnet connectivity - authentication and extended ACLs
Classless - VLSM capable - Subnet mask sent in routing update - Multicast addressing - Supports route summarization - and authentication
Packet Header
Checks the source and destination address then permits or denies specific protocols


41. How are Frame Relay Circuits identified?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


42. What do area's do?
A trunk
Propagation of partial updates that are sent only to those routers that the changes affect.
Because a loopback interface is always active and cannot be in a down state like a real interface can.
Reduce the link-state database and routing table


43. What does DLCI stand for?
Maximizing address efficiency - organization - summarization
Data Link Connection Identifier
All backup routes for destinations.
4 times the hello interval


44. Example of a Routed Protocol?
Link is the router interface and State is the description of an interface and it's relationship to neighboring routers
View
IP
Loopback


45. What is the purpose of LMI
By insereting 0xFFFE between the upper three bytes and the lower three bytes of the MAC address
Distance Vector
Every 30 Seconds
It is the signaling standard that maintains connection and statues between the DCE and DTE


46. What three types of IPv6 address types are there?
A single interface may be assigned multiple IPv6 addresses - and every IPv6 interface contains at least one loopback address.
Unicast - Multicast - Anycast
4
Every 30 minutes by default


47. Admin distance of RIPv2
Susceptible to routing loops
120
TRUE
It combines the advantages of Link-State and Distance vector routing protocols.


48. Admin distance of EIGRP?
2^n-2
90
Multicast
A protocol on how to communicate with other routers


49. Spanning-Tree coast of 4
1Gb/s
Only topology within their respective area.
Autonomous System
4 times the hello interval


50. Why is EIGRP considered a Hybrid routing protocol?
It combines the advantages of Link-State and Distance vector routing protocols.
...
The update only includes info about the route change
Distance Vector