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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 command shows which vtp server updated the switch
Operational pvc
Debug ip icmp
Sh frame-relay pvc
Sh vtp status
2. tcp/udp port for SNMP
Sh flash
::1
The address is removed from the pool until the confilct is resolved.
161
3. Which command shows global frame relay stats since the last router reload?
Sh frame-relay traffic
Leased lines
<ctrl><shift>6 then x
Only in the address table
4. What does ripv2 do to prevent routing loops?
Sh frame-relay traffic
Split horizon and holddown timers
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
Nonbroadcast multi-access
5. IPv6 FF00::/8
Sh ip int [interface]
Show arp
Multicast range
Show frame-relay lmi
6. What 4 things are necessary for 2 routers to form an eigrp relationship?
2000::/3
Unique local unicast range
Root and designated
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
7. What are the three types of congestion notification used by frame relay?
TKIP and WEP
Sh frame-relay pvc
FECN - BECN - DE
Access-class
8. Static secure mac addresses are stored...
Ip ospf authentication - ip ospf authentication-key XXXXX
In the address table and added to the running config
Sh flash
Root and designated
9. Which command shows only EIGRP routes?
21
Sh ip route eigrp
Sh arp and sh int
The address is removed from the pool until the confilct is resolved.
10. tcp/udp port for FTP data
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
Local router - frame relay WAN
Only in the address table
20
11. What is the advantage of using multipoint interfaces instead of point to point subinterfaces in a frame hub and spoke config?
::1
It should be default-network
By default
Ip addresses are conserved if vlsm is not used for subnetting
12. What sequence of commands creates encrypted eigrp authentication
::1
Device identifier - address list - port identifier - capabilites list - platform
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
Same as ::...same as 0.0.0.0
13. What is the command to use an ACL for VTY access
No frame-relay inverse-arp
Access-class
192.168.0.0 to 192.168.255.255
Debug ip icmp
14. What rule does dhcp use when an IP address conflict is detected?
Publicly routable addresses
53
The address is removed from the pool until the confilct is resolved.
Show frame-relay lmi
15. How long is an IPv4 address?
23
32 bits
DLCI to an IP address
Link establishment - optional authentication - network layer protocol
16. IPv6 You can replace ______ contiguous block(s) of zeros with a double colon?
Yes
Private address. Can be routed locally - but not on Internet
One
Unique local unicast range
17. What are the steps in PPP authentication?
Link establishment - optional authentication - network layer protocol
2102
Like private ipv4 address - but can't be routed at all
Bypass startup config - initial config mode - password recovery
18. What is the default bandwidth that EIGRP uses when no bandwidth is entered for an interface?
161
Show frame-relay lmi
Triggered update - split horizon - route poisoning
1544 kbps
19. What 2 features did WPAV1 add to address WEP's weaknesses?
It should be default-network
Sh arp and sh int
Per frame sequence counters and key mixing using temporal keys.
23
20. IPv6 2002::/16
Used with 6 to 4
In the address table and added to the running config
Sh vtp status
Aes-ccmp
21. The frame relay dlci identifies the logical circuit between the ______ and the ______
20
10.0.0.0 to 10.255.255.255
Yes
Local router - frame relay WAN
22. How long is an IPv6 address?
Sh ip eigrp neighbors
Same subnet
128 bits
Link establishment - optional authentication - network layer protocol
23. IPv6 anycast address
21
No frame-relay inverse-arp
One to first of many addresses
<ctrl><shift>6 then x
24. What does this command do: mac-address-table static MAC ADDRESS vlan 10 int f0/1
25. IPv6 FC00::/7
No frame-relay inverse-arp
Unique local unicast range
In the address table and added to the running config
Per frame sequence counters and key mixing using temporal keys.
26. IPv6 link-local address
27. What is the order of preference in a routing table?
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
Network
::1
Examples and documentation
28. IPv6 2001:0DB8::/32
Yes
Examples and documentation
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Sh frame-relay map
29. How does ripv2 respond to topology changes?
Triggered update - split horizon - route poisoning
2000::/3
Ripv2 is classless - multicasts - allows authentication
Highest logical interface IP - then highest configured IP
30. FR multipoint subinterfaces must be on the ________ to forward route updates and broadcasts
Same subnet
Network
100
Per frame sequence counters and key mixing using temporal keys.
31. What command determines if frame relay inverse arp resolved a remote IP address to a local DLCI on a multipoint interface or a subinterface?
120
69
Compression - multilink support - authentication
Sh frame-relay map
32. Which 2 commands show IP address associated with a MAC address
Show frame-relay lmi
Like private ipv4 address - but can't be routed at all
Sh arp and sh int
Compression - multilink support - authentication
33. Frame relay point to point interfaces emulate _______
1023
DLCI to an IP address
Link establishment - optional authentication - network layer protocol
Leased lines
34. Which two wireless encryption methods are based on RC4?
Sh flash
TKIP and WEP
::1
172.16.0.0 to 172.31.255.255
35. Which command shows if an acl is applied to an interface?
Debug ppp authentication
Sh ip int [interface]
Ip addresses are conserved if vlsm is not used for subnetting
Boots to rommon
36. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
0
1 -2 - 5.5 - 11
32 bits
Sh ip ospf interface
37. What type of frame subinterface do you use for hub and spoke?
Point to point
Sh ip int [interface]
100
Sh frame-relay traffic
38. IPv6 3FFF:FFFF::/32
Examples and documentation
Ipv4 address in a mixed environment
Direct - static - eigrp (inside) - igrp - ospf - rip - external eigrp
One to many addresses...always start with ff
39. What spread spectrum technology does 802.11b use?
1 - 2 - 5.5 - 11
Encapsulation mismatch and clock rate issues.
Sh ip int [interface]
DSSS
40. IPv6 FE80::/10
Link-local unicast range
Per frame sequence counters and key mixing using temporal keys.
FECN - BECN - DE
Sh vtp status
41. What is the LMI DLCI used in ANSI?
0
Only in the address table
Device identifier - address list - port identifier - capabilites list - platform
Leased lines
42. What does config register 0x2142 do?
No LMI is being received by the switch or there is no service between the CPE and frame switch
Rollover
Sh frame-relay pvc
Bypass startup config - initial config mode - password recovery
43. What encryption does WPA2 use
Aes-ccmp
2102
21
Sh ip route eigrp
44. confreg 2142
Publicly routable addresses
No LMI is being received by the switch or there is no service between the CPE and frame switch
No frame-relay inverse-arp
Ignore nvram (password recovery)
45. udp port for DNS
Sh ip ospf interface
Highest logical interface IP - then highest configured IP
53
Sh arp and sh int
46. what 3 things can be deduced from the IOS image file name?
In the address table and added to the running config
120
Feature capabilities - hardware platform - run location and compression status
Ipv4 address in a mixed environment
47. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
Q933a - cisco and ansi
Decimal - Hex
Sh ip eigrp neighbors
Link-local unicast range
48. IPv6 multicast address
Examples and documentation
One to many addresses...always start with ff
No frame-relay inverse-arp
10 seconds with every 6th message being a full status message
49. tcp/udp port for TFTP
In the address table and added to the running config
Ipv6 address 2001:0:1:0::2/64 (example)
69
Pap and chap
50. What are the two ppp authentication methods?
DSSS
Pap and chap
Ip ospf authentication - ip ospf authentication-key XXXXX
::1