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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. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
Sh ip ospf interface
Sh frame-relay traffic
Per frame sequence counters and key mixing using temporal keys.
10 seconds with every 6th message being a full status message
2. name a situation where a static route would be appropriate...
<ctrl><shift>6 then x
To configure a route form an ISP router into a corporate network
Compression - multilink support - authentication
In the address table and added to the running config
3. Which speeds must be disabled in a mixed 801.11b/g WLAN to all only 802.11g clients to connect?
Ip addresses are conserved if vlsm is not used for subnetting
TKIP and WEP
1 -2 - 5.5 - 11
Decimal - Hex
4. class b private addresses
Sh vtp status
In the address table and added to the running config
172.16.0.0 to 172.31.255.255
120
5. What is the default AD for RIP
172.16.0.0 to 172.31.255.255
120
Only in the address table
Show frame-relay lmi
6. What 4 things are necessary for 2 routers to form an eigrp relationship?
Same as ::...same as 0.0.0.0
No frame-relay inverse-arp
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
Global unicast range
7. IPv6 global unicast addresses
Publicly routable addresses
In the address table and added to the running config
One
Show frame-relay lmi
8. At which layer should you begin troubleshooting QOS issues?
Sh ip eigrp neighbors
Ipv6 address 2001:0:1:0::2/64 (example)
Sh ip ospf interface
Network
9. Which command shows mac addresses of stations connected to switch ports?
Sh ip eigrp neighbors
Sh frame-relay pvc
Show arp
Arp for the host
10. Does is-is support VLSM?
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
Sh flash
Yes
Bypass startup config - initial config mode - password recovery
11. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
Ip ospf authentication - ip ospf authentication-key XXXXX
Q933a - cisco and ansi
10 seconds with every 6th message being a full status message
1 - 2 - 5.5 - 11
12. IPv6 2000::/3
Decimal - Hex
Global unicast range
Pap and chap
In the address table and added to the running config
13. How long is an IPv4 address?
The address is removed from the pool until the confilct is resolved.
32 bits
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
Link-local unicast range
14. What 2 features did WPAV1 add to address WEP's weaknesses?
Sh frame-relay map
23
2102
Per frame sequence counters and key mixing using temporal keys.
15. What does config register 0x2142 do?
In the address table and added to the running config
21
Debug ip icmp
Bypass startup config - initial config mode - password recovery
16. Static secure mac addresses are stored...
In the address table and added to the running config
224.0.0.5
69
Arp for the host
17. Which 2 port roles forward traffic under 802.1w standard?
::1 same as 127.0.0.1
Root and designated
It should be default-network
DSSS
18. Differences between ripv1 and ripv2
128 bits
Ripv2 is classless - multicasts - allows authentication
100
Used with 6 to 4
19. What are the three options for LMI in FR?
Q933a - cisco and ansi
Sh ip int [interface]
Debug ppp authentication
Link-local unicast range
20. What information is supplied by CDP? (5)
Device identifier - address list - port identifier - capabilites list - platform
Highest logical interface IP - then highest configured IP
Access-class
Q933a - cisco and ansi
21. Which features did wpav4 add to address the weaknesses of WEP?
Ip addresses are conserved if vlsm is not used for subnetting
TKIP and WEP
Per frame sequence counters and key mixing using temporal keys.
Sh frame-relay pvc
22. name a situation where a default route would be appropriate...
25
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
To provide routing to a destination not specified in the routing table and is outside the local network
Ip ospf authentication - ip ospf authentication-key XXXXX
23. What is the frame relay deleted state?
No LMI is being received by the switch or there is no service between the CPE and frame switch
Aes-ccmp
69
Sh flash
24. IPv6 unicast address
Bypass startup config - initial config mode - password recovery
2000::/3
Split horizon and holddown timers
Destined for a single interface
25. What does config register 0x2100 do?
Boots to rommon
TKIP and WEP
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
2000::/3
26. Which command shows frame relay status and keep-alive information?
No LMI is being received by the switch or there is no service between the CPE and frame switch
Compression - multilink support - authentication
Show frame-relay lmi
Sh arp and sh int
27. Which command shows global frame relay stats since the last router reload?
In the address table and added to the running config
Sh frame-relay traffic
Remote router's connection to the frame relay switch isn't working
No frame-relay inverse-arp
28. 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
1544 kbps
No frame-relay inverse-arp
No frame-relay inverse-arp
29. What 3 things are necessary for 2 routers to establish ospf neighborship?
Show frame-relay lmi
Leased lines
::1
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
30. tcp/udp port for FTP data
::1
Only in the address table
20
Access-class
31. Dynamic secure mac addresses are stored...
Only in the address table
One to first of many addresses
No frame-relay inverse-arp
0
32. Which command shows pvc mappings between the router and the frame switch?
Decimal - Hex
Per frame sequence counters and key mixing using temporal keys.
Sh frame-relay pvc
Operational pvc
33. What is the ipv6 loopback address?
Unique local unicast range
Ipv6 unicast-routing
To provide routing to a destination not specified in the routing table and is outside the local network
::1
34. IPv6 2001:0DB8::/32
Examples and documentation
Ipv6 unicast-routing
Destined for a single interface
Bypass startup config - initial config mode - password recovery
35. tcp/udp port for telnet
23
Q933a - cisco and ansi
Aes-ccmp
Remote router's connection to the frame relay switch isn't working
36. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
Sh frame-relay pvc
One
Sh frame-relay map
172.16.0.0 to 172.31.255.255
37. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Access-class
Decimal - Hex
Device identifier - address list - port identifier - capabilites list - platform
Aes-ccmp
38. Frame relay point to point interfaces emulate _______
Leased lines
No frame-relay inverse-arp
Per frame sequence counters and key mixing using temporal keys.
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. Which command turns on IPv6 routing?
Ipv6 address 2001:0:1:0::2/64 (example)
Ipv6 unicast-routing
Global unicast range
Per frame sequence counters and key mixing using temporal keys.
40. Which command disables frame-relay inverse arp?
1544 kbps
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
32768
No frame-relay inverse-arp
41. udp port for DNS
Bypass startup config - initial config mode - password recovery
Show arp
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
53
42. tcp/udp port for SMTP
TKIP and WEP
Examples and documentation
Point to point
25
43. IPv6 FC00::/7
32 bits
53
Unique local unicast range
Show frame-relay lmi
44. What are the three types of congestion notification used by frame relay?
Link-local unicast range
128 bits
Point to point
FECN - BECN - DE
45. IPv6 anycast address
Ip addresses are conserved if vlsm is not used for subnetting
One to first of many addresses
Operational pvc
20
46. The frame relay dlci identifies the logical circuit between the ______ and the ______
Local router - frame relay WAN
No LMI is being received by the switch or there is no service between the CPE and frame switch
25
Bypass startup config - initial config mode - password recovery
47. IPv6 FE80::/10
Only in the address table
Link-local unicast range
Ipv6 rip <process-name> enable
1 - 2 - 5.5 - 11
48. Inverse ARP maps a ______ to a ________
The address is removed from the pool until the confilct is resolved.
Debug ip icmp
DLCI to an IP address
Root and designated
49. IPv6 2002::/16
Sh ip route eigrp
Used with 6 to 4
21
10.0.0.0 to 10.255.255.255
50. Which two wireless encryption methods are based on RC4?
TKIP and WEP
192.168.0.0 to 192.168.255.255
In the address table and added to the running config
The address is removed from the pool until the confilct is resolved.