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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. name a situation where a static route would be appropriate...
Sh frame-relay traffic
Link establishment - optional authentication - network layer protocol
1 -2 - 5.5 - 11
To configure a route form an ISP router into a corporate network
2. What command shows the amount of memory being used and whether there is enough room to load a new image?
Same subnet
Sh flash
Leased lines
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
3. tcp/udp port for DNS
Only in the address table
Ipv6 unicast-routing
32768
53
4. What is the frame relay active state?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
To provide routing to a destination not specified in the routing table and is outside the local network
Operational pvc
Private address. Can be routed locally - but not on Internet
5. what command shows which vtp server updated the switch
21
One to many addresses...always start with ff
Multicast range
Sh vtp status
6. Which command shows frame relay status and keep-alive information?
Show frame-relay lmi
25
No LMI is being received by the switch or there is no service between the CPE and frame switch
In the address table and added to the running config
7. Differences between ripv1 and ripv2
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Ripv2 is classless - multicasts - allows authentication
Disconnect 3
<ctrl><shift>6 then x
8. IPv6 unique local address
Private address. Can be routed locally - but not on Internet
Device identifier - address list - port identifier - capabilites list - platform
Link establishment - optional authentication - network layer protocol
One
9. What are the two ppp authentication methods?
Show frame-relay lmi
Examples and documentation
Ignore nvram (password recovery)
Pap and chap
10. confreg 2142
161
No frame-relay inverse-arp
Ignore nvram (password recovery)
Disconnect 3
11. What is the default bridge STP priority?
Aes-ccmp
One to many addresses...always start with ff
Used with 6 to 4
32768
12. class a private addresses
53
20
Bypass startup config - initial config mode - password recovery
10.0.0.0 to 10.255.255.255
13. What are the steps in PPP authentication?
Ip ospf authentication - ip ospf authentication-key XXXXX
Root and designated
Link establishment - optional authentication - network layer protocol
120
14. OSPF hello packets are sent to which address?
224.0.0.5
Same as ::...same as 0.0.0.0
120
1023
15. Static secure mac addresses are stored...
In the address table and added to the running config
Debug ppp authentication
Decimal - Hex
Ipv6 rip <process-name> enable
16. What encryption does WPA2 use
Feature capabilities - hardware platform - run location and compression status
Sh vtp status
53
Aes-ccmp
17. name a situation where a default route would be appropriate...
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
2102
DLCI to an IP address
To provide routing to a destination not specified in the routing table and is outside the local network
18. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
1 -2 - 5.5 - 11
Sh ip int [interface]
1 - 2 - 5.5 - 11
Feature capabilities - hardware platform - run location and compression status
19. class b private addresses
1023
Show frame-relay lmi
Show frame-relay lmi
172.16.0.0 to 172.31.255.255
20. The frame relay dlci identifies the logical circuit between the ______ and the ______
128 bits
<ctrl><shift>6 then x
Local router - frame relay WAN
Triggered update - split horizon - route poisoning
21. What is the ipv6 loopback address?
21
::1
DSSS
No frame-relay inverse-arp
22. 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
224.0.0.5
Disconnect 3
FECN - BECN - DE
23. What command displays the CHAP authentication process in real time?
Debug ip icmp
One
Debug ppp authentication
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
24. What 3 things are necessary for 2 routers to establish ospf neighborship?
Debug ip icmp
Per frame sequence counters and key mixing using temporal keys.
Ignore nvram (password recovery)
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
25. What commands create plain-text ospf authentication?
Leased lines
Remote router's connection to the frame relay switch isn't working
Ripv2 is classless - multicasts - allows authentication
Ip ospf authentication - ip ospf authentication-key XXXXX
26. What is the LMI DLCI used in Cisco?
DLCI to an IP address
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
DSSS
1023
27. IPv6 0:0:0:0:0:0:0:1
Ip addresses are conserved if vlsm is not used for subnetting
::1 same as 127.0.0.1
1023
69
28. Inverse ARP maps a ______ to a ________
DLCI to an IP address
::1
Sh frame-relay traffic
Private address. Can be routed locally - but not on Internet
29. How long is an IPv6 address?
128 bits
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
Local router - frame relay WAN
DLCI to an IP address
30. Which command shows only EIGRP routes?
Sh ip route eigrp
Same as ::...same as 0.0.0.0
25
Examples and documentation
31. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
1 -2 - 5.5 - 11
Debug ip icmp
Global unicast range
Highest logical interface IP - then highest configured IP
32. tcp/udp port for FTP data
One to first of many addresses
Unique local unicast range
Point to point
20
33. What is the LMI DLCI used in ANSI?
0
Sh flash
10 seconds with every 6th message being a full status message
Debug ip icmp
34. What is the frame relay deleted state?
Show frame-relay lmi
No LMI is being received by the switch or there is no service between the CPE and frame switch
192.168.0.0 to 192.168.255.255
Pap and chap
35. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
No frame-relay inverse-arp
Private address. Can be routed locally - but not on Internet
Used with 6 to 4
Sh ip ospf interface
36. How often do LMI messages flow?
10 seconds with every 6th message being a full status message
Publicly routable addresses
Sh ip route eigrp
Local router - frame relay WAN
37. Which command shows mac addresses of stations connected to switch ports?
Aes-ccmp
Show arp
Sh frame-relay pvc
Same as ::...same as 0.0.0.0
38. What rule does dhcp use when an IP address conflict is detected?
Sh flash
2000::/3
Aes-ccmp
The address is removed from the pool until the confilct is resolved.
39. By default - FR is classified as what type of physical network?
To provide routing to a destination not specified in the routing table and is outside the local network
Nonbroadcast multi-access
Same as ::...same as 0.0.0.0
Feature capabilities - hardware platform - run location and compression status
40. IPv6 FF00::/8
Show frame-relay lmi
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Encapsulation mismatch and clock rate issues.
Multicast range
41. IPv6 2001:0DB8::/32
Examples and documentation
Ipv6 address 2001:0:1:0::2/64 (example)
Sh frame-relay pvc
21
42. IPv6 unicast address
Destined for a single interface
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
100
Private address. Can be routed locally - but not on Internet
43. Frame relay point to point interfaces emulate _______
Decimal - Hex
Show frame-relay lmi
Examples and documentation
Leased lines
44. IPv6 multicast address
Ignore nvram (password recovery)
One to many addresses...always start with ff
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
1 - 2 - 5.5 - 11
45. What command kills telnet session #3?
Disconnect 3
Local router - frame relay WAN
Same as ::...same as 0.0.0.0
Link-local unicast range
46. At which layer should you begin troubleshooting QOS issues?
10 seconds with every 6th message being a full status message
Aes-ccmp
Encapsulation mismatch and clock rate issues.
Network
47. Dynamic secure mac addresses are stored...
Show frame-relay lmi
10.0.0.0 to 10.255.255.255
Only in the address table
::1 same as 127.0.0.1
48. Which command turns on RIPng for ipv6?
::1 same as 127.0.0.1
1 - 2 - 5.5 - 11
Leased lines
Ipv6 rip <process-name> enable
49. What 4 things are necessary for 2 routers to form an eigrp relationship?
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
::1 same as 127.0.0.1
Show frame-relay lmi
Only in the address table
50. What commands create md5 encrypted ospf authentication?
Yes
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Ripv2 is classless - multicasts - allows authentication
Sh flash