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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. IPv6 0:0:0:0:0:0:0:0
Same as ::...same as 0.0.0.0
Per frame sequence counters and key mixing using temporal keys.
Ipv6 address 2001:0:1:0::2/64 (example)
224.0.0.5
2. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Sh ip eigrp neighbors
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
To provide routing to a destination not specified in the routing table and is outside the local network
23
3. IPv6 unique local address
Private address. Can be routed locally - but not on Internet
1023
0
By default
4. What can you utilize by using PPP layer 2 encapsulation?
No frame-relay inverse-arp
Compression - multilink support - authentication
Rollover
1544 kbps
5. Does is-is support VLSM?
<ctrl><shift>6 then x
20
Yes
Sh frame-relay traffic
6. confreg 2120
Sh frame-relay traffic
Device identifier - address list - port identifier - capabilites list - platform
Global unicast range
Rommon
7. How long is an IPv4 address?
Show frame-relay lmi
32 bits
Root and designated
53
8. class b private addresses
172.16.0.0 to 172.31.255.255
Sh vtp status
Unique local unicast range
Feature capabilities - hardware platform - run location and compression status
9. Dynamic secure mac addresses are stored...
100
Only in the address table
192.168.0.0 to 192.168.255.255
One to many addresses...always start with ff
10. ipv6 global addresses start with ...
Ipv6 address 2001:0:1:0::2/64 (example)
2000::/3
Like private ipv4 address - but can't be routed at all
Only in the address table
11. EIGRP summarizes at class boundaries...
Pap and chap
By default
In the address table and added to the running config
FECN - BECN - DE
12. At which layer should you begin troubleshooting QOS issues?
In the address table and added to the running config
Ignore nvram (password recovery)
Network
Feature capabilities - hardware platform - run location and compression status
13. What is the order of preference in a routing table?
Show frame-relay lmi
Bypass startup config - initial config mode - password recovery
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
14. What rule does dhcp use when an IP address conflict is detected?
Same as ::...same as 0.0.0.0
0
The address is removed from the pool until the confilct is resolved.
Ip addresses are conserved if vlsm is not used for subnetting
15. name a situation where a static route would be appropriate...
161
Disconnect 3
To configure a route form an ISP router into a corporate network
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
16. Which features did wpav4 add to address the weaknesses of WEP?
Per frame sequence counters and key mixing using temporal keys.
In the address table and added to the running config
Publicly routable addresses
Debug ip icmp
17. How does ripv2 respond to topology changes?
53
Bypass startup config - initial config mode - password recovery
Triggered update - split horizon - route poisoning
Sh ip route eigrp
18. Frame relay point to point interfaces emulate _______
Leased lines
32 bits
10.0.0.0 to 10.255.255.255
Pap and chap
19. IPv6 2002::/16
Yes
Used with 6 to 4
Encapsulation mismatch and clock rate issues.
Like private ipv4 address - but can't be routed at all
20. confreg 2142
Sh frame-relay traffic
Disconnect 3
Ignore nvram (password recovery)
128 bits
21. What criteria does OSPF use to determine RID?
Used with 6 to 4
Boots to rommon
Sh ip route eigrp
Highest logical interface IP - then highest configured IP
22. What command kills telnet session #3?
Ip ospf authentication - ip ospf authentication-key XXXXX
Per frame sequence counters and key mixing using temporal keys.
32768
Disconnect 3
23. Differences between ripv1 and ripv2
23
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
In the address table and added to the running config
Ripv2 is classless - multicasts - allows authentication
24. Which 2 commands show IP address associated with a MAC address
<ctrl><shift>6 then x
Sh arp and sh int
Examples and documentation
Ripv2 is classless - multicasts - allows authentication
25. Which command shows pvc mappings between the router and the frame switch?
Compression - multilink support - authentication
Sh frame-relay pvc
Point to point
Sh frame-relay traffic
26. IPv6 unicast address
Destined for a single interface
Sh arp and sh int
No frame-relay inverse-arp
Sh ip int [interface]
27. What are the three options for LMI in FR?
Q933a - cisco and ansi
10 seconds with every 6th message being a full status message
Boots to rommon
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
28. Which 2 port roles forward traffic under 802.1w standard?
Debug ip icmp
Root and designated
Show frame-relay lmi
120
29. IPv6 anycast address
Ip addresses are conserved if vlsm is not used for subnetting
Pap and chap
One to first of many addresses
69
30. tcp/udp port for telnet
23
Private address. Can be routed locally - but not on Internet
69
Ipv6 address 2001:0:1:0::2/64 (example)
31. Sticky secure mac addresses are stored...
2000::/3
Sh frame-relay pvc
In the address table and added to the running config
Show frame-relay lmi
32. What is wrong with this command 'ip default-route 10.1.1.1'?
20
Encapsulation mismatch and clock rate issues.
Same as ::...same as 0.0.0.0
It should be default-network
33. What is the LMI DLCI used in ANSI?
0
120
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
34. What encryption does WPA2 use
Aes-ccmp
Device identifier - address list - port identifier - capabilites list - platform
Yes
Ipv6 address 2001:0:1:0::2/64 (example)
35. What spread spectrum technology does 802.11b use?
DSSS
No frame-relay inverse-arp
1 -2 - 5.5 - 11
::1
36. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
No frame-relay inverse-arp
Root and designated
Sh ip ospf interface
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
37. What command displays the CHAP authentication process in real time?
Same subnet
Debug ppp authentication
Sh ip eigrp neighbors
Feature capabilities - hardware platform - run location and compression status
38. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
One
Link establishment - optional authentication - network layer protocol
Point to point
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
39. What type of frame subinterface do you use for hub and spoke?
Point to point
Access-class
Local router - frame relay WAN
Used with 6 to 4
40. What is the first action that a host will take when sending data to a host on a different network?
0
Arp for the host
Ripv2 is classless - multicasts - allows authentication
Sh frame-relay traffic
41. Which command shows pvc mappings between the router and the frame switch?
Sh frame-relay pvc
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
<ctrl><shift>6 then x
Disconnect 3
42. tcp/udp port for SNMP
161
Rollover
Split horizon and holddown timers
Multicast range
43. Which command turns on IPv6 routing?
Used with 6 to 4
1 - 2 - 5.5 - 11
Ipv6 unicast-routing
53
44. Which command suspends a telnet session?
Used with 6 to 4
::1 same as 127.0.0.1
<ctrl><shift>6 then x
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
45. Static secure mac addresses are stored...
Disconnect 3
Ipv6 unicast-routing
10.0.0.0 to 10.255.255.255
In the address table and added to the running config
46. How long is an IPv6 address?
To provide routing to a destination not specified in the routing table and is outside the local network
128 bits
2000::/3
Private address. Can be routed locally - but not on Internet
47. tcp/udp port for DNS
53
<ctrl><shift>6 then x
1 - 2 - 5.5 - 11
Pap and chap
48. IPv6 0:0:0:0:0:0:192.168.100.1
Arp for the host
Per frame sequence counters and key mixing using temporal keys.
In the address table and added to the running config
Ipv4 address in a mixed environment
49. What is the default bridge STP priority?
Multicast range
32768
Rommon
Debug ip icmp
50. Which command shows frame relay status and keep-alive information?
100
In the address table and added to the running config
Show frame-relay lmi
Ip ospf authentication - ip ospf authentication-key XXXXX