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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 are the two ppp authentication methods?
Pap and chap
Per frame sequence counters and key mixing using temporal keys.
2102
Examples and documentation
2. Sticky secure mac addresses are stored...
DLCI to an IP address
69
In the address table and added to the running config
Ip ospf authentication - ip ospf authentication-key XXXXX
3. Which 2 port roles forward traffic under 802.1w standard?
Root and designated
53
Leased lines
Encapsulation mismatch and clock rate issues.
4. What commands create plain-text ospf authentication?
Access-class
2102
Ip ospf authentication - ip ospf authentication-key XXXXX
Sh ip eigrp neighbors
5. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
2102
Show frame-relay lmi
Per frame sequence counters and key mixing using temporal keys.
1 -2 - 5.5 - 11
6. What is the default bridge STP priority?
Point to point
32768
No frame-relay inverse-arp
In the address table and added to the running config
7. What is wrong with this command 'ip default-route 10.1.1.1'?
Ip addresses are conserved if vlsm is not used for subnetting
It should be default-network
20
DSSS
8. Dynamic secure mac addresses are stored...
Only in the address table
::1
0
Sh flash
9. What command shows the amount of memory being used and whether there is enough room to load a new image?
Network
Sh flash
Ignore nvram (password recovery)
No frame-relay inverse-arp
10. ipv6 global addresses start with ...
Encapsulation mismatch and clock rate issues.
Debug ppp authentication
2000::/3
Ipv6 rip <process-name> enable
11. tcp/udp port for FTP data
172.16.0.0 to 172.31.255.255
No frame-relay inverse-arp
20
Sh frame-relay pvc
12. Does is-is support VLSM?
192.168.0.0 to 192.168.255.255
Yes
Sh frame-relay traffic
Per frame sequence counters and key mixing using temporal keys.
13. What sequence of commands creates encrypted eigrp authentication
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
Unique local unicast range
Sh frame-relay pvc
172.16.0.0 to 172.31.255.255
14. What is the ipv6 loopback address?
DLCI to an IP address
120
10 seconds with every 6th message being a full status message
::1
15. Which command shows pvc mappings between the router and the frame switch?
53
It should be default-network
Sh frame-relay pvc
Local router - frame relay WAN
16. IPv6 anycast address
Like private ipv4 address - but can't be routed at all
Show arp
One to first of many addresses
Link establishment - optional authentication - network layer protocol
17. IPv6 FF00::/8
Network
Multicast range
Sh frame-relay pvc
Ipv6 address 2001:0:1:0::2/64 (example)
18. IPv6 2001:0DB8::/32
Private address. Can be routed locally - but not on Internet
Used with 6 to 4
Examples and documentation
Per frame sequence counters and key mixing using temporal keys.
19. What criteria does OSPF use to determine RID?
Highest logical interface IP - then highest configured IP
Operational pvc
128 bits
To provide routing to a destination not specified in the routing table and is outside the local network
20. name a situation where a static route would be appropriate...
Private address. Can be routed locally - but not on Internet
Per frame sequence counters and key mixing using temporal keys.
32 bits
To configure a route form an ISP router into a corporate network
21. IPv6 global unicast addresses
Publicly routable addresses
1 - 2 - 5.5 - 11
20
Ipv6 unicast-routing
22. Which two wireless encryption methods are based on RC4?
Pap and chap
1 - 2 - 5.5 - 11
Show frame-relay lmi
TKIP and WEP
23. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
Q933a - cisco and ansi
21
1544 kbps
No frame-relay inverse-arp
24. What is the LMI DLCI used in ANSI?
Link establishment - optional authentication - network layer protocol
Show arp
0
Device identifier - address list - port identifier - capabilites list - platform
25. tcp/udp port for DNS
One
192.168.0.0 to 192.168.255.255
53
Sh frame-relay pvc
26. confreg 2142
By default
Examples and documentation
Device identifier - address list - port identifier - capabilites list - platform
Ignore nvram (password recovery)
27. What rule does dhcp use when an IP address conflict is detected?
Ip ospf authentication - ip ospf authentication-key XXXXX
The address is removed from the pool until the confilct is resolved.
Sh vtp status
Same as ::...same as 0.0.0.0
28. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
No LMI is being received by the switch or there is no service between the CPE and frame switch
Sh frame-relay map
2102
Show frame-relay lmi
29. Which command shows frame relay status and keep-alive information?
To provide routing to a destination not specified in the routing table and is outside the local network
Show frame-relay lmi
Used with 6 to 4
21
30. What is the command to use an ACL for VTY access
Only in the address table
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Access-class
Show frame-relay lmi
31. IPv6 2002::/16
Arp for the host
10 seconds with every 6th message being a full status message
Used with 6 to 4
25
32. What does config register 0x2100 do?
::1
Point to point
Link establishment - optional authentication - network layer protocol
Boots to rommon
33. What does a frame relay pvc status of inactive indicate?
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Sh ip route eigrp
Split horizon and holddown timers
::1 same as 127.0.0.1
34. IPv6 multicast address
Network
21
Root and designated
One to many addresses...always start with ff
35. What spread spectrum technology does 802.11b use?
DSSS
Access-class
DLCI to an IP address
Debug ip icmp
36. What are the three types of congestion notification used by frame relay?
FECN - BECN - DE
Aes-ccmp
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
Access-class
37. What command displays the CHAP authentication process in real time?
Operational pvc
Debug ppp authentication
Split horizon and holddown timers
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
38. IPv6 0:0:0:0:0:0:0:1
Sh frame-relay pvc
Boots to rommon
Remote router's connection to the frame relay switch isn't working
::1 same as 127.0.0.1
39. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Per frame sequence counters and key mixing using temporal keys.
Sh frame-relay traffic
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Decimal - Hex
40. tcp/udp port for telnet
2000::/3
One to first of many addresses
23
120
41. Which command shows frame relay status and keep-alive information?
One
No LMI is being received by the switch or there is no service between the CPE and frame switch
Show frame-relay lmi
Sh frame-relay pvc
42. Which command suspends a telnet session?
One to many addresses...always start with ff
Multicast range
<ctrl><shift>6 then x
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
43. IPv6 0:0:0:0:0:0:192.168.100.1
Show frame-relay lmi
Arp for the host
Ipv4 address in a mixed environment
Only in the address table
44. Which 2 commands show IP address associated with a MAC address
Sh arp and sh int
Like private ipv4 address - but can't be routed at all
TKIP and WEP
DSSS
45. What 2 features did WPAV1 add to address WEP's weaknesses?
Sh ip int [interface]
100
Per frame sequence counters and key mixing using temporal keys.
Point to point
46. Which command shows global frame relay stats since the last router reload?
Q933a - cisco and ansi
Used with 6 to 4
2102
Sh frame-relay traffic
47. IPv6 unicast address
Q933a - cisco and ansi
Destined for a single interface
21
Boots to rommon
48. 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
Destined for a single interface
Aes-ccmp
23
49. What command shows the status of PVC - FECN - BECN
Sh frame-relay pvc
Point to point
No frame-relay inverse-arp
Split horizon and holddown timers
50. How often do LMI messages flow?
10 seconds with every 6th message being a full status message
Local router - frame relay WAN
Used with 6 to 4
Sh frame-relay pvc