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Test your basic knowledge |
CCNA Updated
Start Test
Study First
Subjects
:
cisco
,
it-skills
,
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. What is the default bridge STP priority?
Root and designated
Sh frame-relay map
32768
DLCI to an IP address
2. tcp/udp port for FTP data
Ipv4 address in a mixed environment
Conf t - key chain MyKeyChain1 - key 1 - key-string sanjose - int s0/0 - ip authentication mode eigrp 100 md5 - ip authentication key-chain eigrp 100 MyKeyChain1
Yes
20
3. tcp/udp port for DNS
53
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Encapsulation mismatch and clock rate issues.
1023
4. Name 2 reasons a serial connection can be in an up/down status?
Triggered update - split horizon - route poisoning
Point to point
Encapsulation mismatch and clock rate issues.
Examples and documentation
5. IPv6 2001:0DB8::/32
Point to point
Bypass startup config - initial config mode - password recovery
::1
Examples and documentation
6. What command displays the CHAP authentication process in real time?
::1
Debug ppp authentication
2000::/3
Ip ospf authentication - ip ospf authentication-key XXXXX
7. What does ripv2 do to prevent routing loops?
Sh ip eigrp neighbors
Debug ppp authentication
2000::/3
Split horizon and holddown timers
8. How often do LMI messages flow?
Sh frame-relay traffic
128 bits
Sh frame-relay map
10 seconds with every 6th message being a full status message
9. Which command shows frame relay status and keep-alive information?
Encapsulation mismatch and clock rate issues.
Bypass startup config - initial config mode - password recovery
172.16.0.0 to 172.31.255.255
Show frame-relay lmi
10. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
Boots to rommon
Sh ip route eigrp
Sh vtp status
Sh frame-relay map
11. What are the three types of congestion notification used by frame relay?
FECN - BECN - DE
In the address table and added to the running config
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
Point to point
12. At which layer should you begin troubleshooting QOS issues?
Sh frame-relay pvc
<ctrl><shift>6 then x
Network
Sh frame-relay traffic
13. class c private addresses
Link establishment - optional authentication - network layer protocol
192.168.0.0 to 192.168.255.255
Same subnet
Yes
14. Which two wireless encryption methods are based on RC4?
TKIP and WEP
Like private ipv4 address - but can't be routed at all
Conf t - key chain MyKeyChain1 - key 1 - key-string sanjose - int s0/0 - ip authentication mode eigrp 100 md5 - ip authentication key-chain eigrp 100 MyKeyChain1
Link-local unicast range
15. IPv6 2000::/3
Debug ppp authentication
DSSS
::1
Global unicast range
16. Which command suspends a telnet session?
Split horizon and holddown timers
32 bits
Sh ip ospf interface
<ctrl><shift>6 then x
17. IPv6 2002::/16
Unique local unicast range
Used with 6 to 4
Show frame-relay lmi
53
18. IPv6 global unicast addresses
Used with 6 to 4
The address is removed from the pool until the confilct is resolved.
Publicly routable addresses
100
19. What command kills telnet session #3?
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Disconnect 3
20
Sh arp and sh int
20. What command shows the amount of memory being used and whether there is enough room to load a new image?
Link establishment - optional authentication - network layer protocol
Sh flash
32768
Ipv4 address in a mixed environment
21. Sticky secure mac addresses are stored...
Examples and documentation
1544 kbps
In the address table and added to the running config
Split horizon and holddown timers
22. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
Used with 6 to 4
It should be default-network
1 - 2 - 5.5 - 11
100
23. What 3 things are necessary for 2 routers to establish ospf neighborship?
Sh frame-relay pvc
1 -2 - 5.5 - 11
Private address. Can be routed locally - but not on Internet
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
24. Which command disables frame-relay inverse arp?
128 bits
Sh ip eigrp neighbors
53
No frame-relay inverse-arp
25. Static secure mac addresses are stored...
In the address table and added to the running config
Rommon
Examples and documentation
Like private ipv4 address - but can't be routed at all
26. Which command shows if an acl is applied to an interface?
192.168.0.0 to 192.168.255.255
Ripv2 is classless - multicasts - allows authentication
Sh ip int [interface]
1023
27. What is the LMI DLCI used in Cisco?
1023
Ipv6 rip <process-name> enable
120
Sh frame-relay traffic
28. tcp/udp port for telnet
23
53
Sh flash
Sh ip eigrp neighbors
29. What can you utilize by using PPP layer 2 encapsulation?
Point to point
Compression - multilink support - authentication
Encapsulation mismatch and clock rate issues.
Ipv6 rip <process-name> enable
30. Which features did wpav4 add to address the weaknesses of WEP?
Aes-ccmp
In the address table and added to the running config
Yes
Per frame sequence counters and key mixing using temporal keys.
31. By default - FR is classified as what type of physical network?
1 - 2 - 5.5 - 11
Device identifier - address list - port identifier - capabilites list - platform
Nonbroadcast multi-access
FECN - BECN - DE
32. Which command turns on IPv6 routing?
53
23
Q933a - cisco and ansi
Ipv6 unicast-routing
33. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
Sh flash
Sh frame-relay pvc
1 -2 - 5.5 - 11
Rommon
34. What is wrong with this command 'ip default-route 10.1.1.1'?
It should be default-network
One
1 - 2 - 5.5 - 11
Link establishment - optional authentication - network layer protocol
35. IPv6 unicast address
Destined for a single interface
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Examples and documentation
Show arp
36. Which command shows global frame relay stats since the last router reload?
By default
Debug ppp authentication
Sh frame-relay traffic
Leased lines
37. What is the frame relay inactive state?
38. What type of frame subinterface do you use for hub and spoke?
Point to point
25
Sh vtp status
Arp for the host
39. Which command shows frame relay status and keep-alive information?
Remote router's connection to the frame relay switch isn't working
Point to point
Show frame-relay lmi
Publicly routable addresses
40. IPv6 0:0:0:0:0:0:0:0
Used with 6 to 4
Same as ::...same as 0.0.0.0
Encapsulation mismatch and clock rate issues.
Sh frame-relay map
41. What is the frame relay active state?
Bypass startup config - initial config mode - password recovery
Operational pvc
Arp for the host
Nonbroadcast multi-access
42. IPv6 unique local address
Rollover
Private address. Can be routed locally - but not on Internet
0
Link establishment - optional authentication - network layer protocol
43. What is the LMI DLCI used in ANSI?
25
0
Examples and documentation
Sh frame-relay traffic
44. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
Ip addresses are conserved if vlsm is not used for subnetting
Network
120
100
45. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Destined for a single interface
Sh ip ospf interface
Link establishment - optional authentication - network layer protocol
46. IPv6 FC00::/7
Unique local unicast range
224.0.0.5
Yes
One to many addresses...always start with ff
47. IPv6 3FFF:FFFF::/32
Per frame sequence counters and key mixing using temporal keys.
Examples and documentation
1023
Debug ip icmp
48. The frame relay dlci identifies the logical circuit between the ______ and the ______
21
Local router - frame relay WAN
Device identifier - address list - port identifier - capabilites list - platform
Sh frame-relay pvc
49. class b private addresses
1. must be configured with eigrp 2.must have interfaces directly connect or on multiaccess media 3.must have same ASN 4.must have appropriate network commands
Sh flash
Sh ip route eigrp
172.16.0.0 to 172.31.255.255
50. What encryption does WPA2 use
Aes-ccmp
Show frame-relay lmi
Split horizon and holddown timers
One