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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 type of frame subinterface do you use for hub and spoke?
Point to point
0
Show frame-relay lmi
In the address table and added to the running config
2. What command shows the status of PVC - FECN - BECN
Sh frame-relay map
::1 same as 127.0.0.1
Network
Sh frame-relay pvc
3. Which command shows pvc mappings between the router and the frame switch?
Encapsulation mismatch and clock rate issues.
10 seconds with every 6th message being a full status message
Point to point
Sh frame-relay pvc
4. What is the ipv6 loopback address?
224.0.0.5
::1
Arp for the host
10.0.0.0 to 10.255.255.255
5. What type of cable connects the router's aux port to a modem?
Sh frame-relay pvc
Publicly routable addresses
161
Rollover
6. How long is an IPv6 address?
128 bits
25
Sh flash
Rollover
7. Which command shows global frame relay stats since the last router reload?
Ip addresses are conserved if vlsm is not used for subnetting
Sh frame-relay traffic
Sh ip ospf interface
Publicly routable addresses
8. IPv6 multicast address
Sh flash
One to many addresses...always start with ff
Used with 6 to 4
Arp for the host
9. tcp/udp port for TFTP
25
69
::1
Debug ip icmp
10. What does config register 0x2100 do?
::1
Sh ip eigrp neighbors
Boots to rommon
1 -2 - 5.5 - 11
11. What 2 features did WPAV1 add to address WEP's weaknesses?
Unique local unicast range
Per frame sequence counters and key mixing using temporal keys.
Link-local unicast range
Sh frame-relay traffic
12. What command is used to debug the ping command?
Multicast range
Network
Debug ip icmp
No frame-relay inverse-arp
13. EIGRP summarizes at class boundaries...
224.0.0.5
By default
Per frame sequence counters and key mixing using temporal keys.
Examples and documentation
14. Which command disables frame-relay inverse arp?
Aes-ccmp
No frame-relay inverse-arp
Multicast range
Per frame sequence counters and key mixing using temporal keys.
15. Dynamic secure mac addresses are stored...
<ctrl><shift>6 then x
Only in the address table
161
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
16. Which command turns on IPv6 routing?
It should be default-network
Ipv6 unicast-routing
Global unicast range
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
17. class a private addresses
224.0.0.5
10.0.0.0 to 10.255.255.255
No frame-relay inverse-arp
Directly connected or connected to multiaccess media - ip addy and snm must be in same network - and hello and dead timers must match
18. IPv6 2001:0DB8::/32
Examples and documentation
Local router - frame relay WAN
To provide routing to a destination not specified in the routing table and is outside the local network
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
19. class b private addresses
Only in the address table
Leased lines
172.16.0.0 to 172.31.255.255
No frame-relay inverse-arp
20. Which command shows pvc mappings between the router and the frame switch?
Sh frame-relay pvc
Sh ip int [interface]
Destined for a single interface
Split horizon and holddown timers
21. What is the LMI DLCI used in ANSI?
Operational pvc
0
Leased lines
Point to point
22. What is the LMI DLCI used in Cisco?
<ctrl><shift>6 then x
::1
1023
Publicly routable addresses
23. What does a frame relay pvc status of inactive indicate?
Sh ip int [interface]
The pvc is correctly configured - but there is an issue on the remote end of the pvc.
TKIP and WEP
Per frame sequence counters and key mixing using temporal keys.
24. tcp/udp port for DNS
Unique local unicast range
53
One to many addresses...always start with ff
::1
25. ipv6 global addresses start with ...
No frame-relay inverse-arp
161
2000::/3
Sh frame-relay pvc
26. udp port for DNS
Access-class
53
Ipv6 address 2001:0:1:0::2/64 (example)
Nonbroadcast multi-access
27. IPv4 addresses are represented in _____ while IPv6 addresses are represented in ______.
32768
Compression - multilink support - authentication
Arp for the host
Decimal - Hex
28. IPv6 2002::/16
::1
Ipv4 address in a mixed environment
Global unicast range
Used with 6 to 4
29. Which priveleged mode IOS command shows the state of the OSPF DR/BDR election process?
No LMI is being received by the switch or there is no service between the CPE and frame switch
2102
53
Sh ip ospf interface
30. Which 2 port roles forward traffic under 802.1w standard?
Private address. Can be routed locally - but not on Internet
Root and designated
Sh ip ospf interface
Feature capabilities - hardware platform - run location and compression status
31. What encryption does WPA2 use
53
Aes-ccmp
Access-class
1 -2 - 5.5 - 11
32. what command shows which vtp server updated the switch
53
Sh vtp status
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Used with 6 to 4
33. tcp/udp port for FTP control
21
10 seconds with every 6th message being a full status message
DSSS
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
34. tcp/udp port for SMTP
1 - 2 - 5.5 - 11
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
25
1544 kbps
35. How often do LMI messages flow?
Root and designated
Ipv6 unicast-routing
2000::/3
10 seconds with every 6th message being a full status message
36. class c private addresses
Encapsulation mismatch and clock rate issues.
10.0.0.0 to 10.255.255.255
192.168.0.0 to 192.168.255.255
Pap and chap
37. What are the three options for LMI in FR?
224.0.0.5
Per frame sequence counters and key mixing using temporal keys.
Q933a - cisco and ansi
Only in the address table
38. OSPF hello packets are sent to which address?
::1
224.0.0.5
Like private ipv4 address - but can't be routed at all
Ipv6 address 2001:0:1:0::2/64 (example)
39. The frame relay dlci identifies the logical circuit between the ______ and the ______
Local router - frame relay WAN
Link-local unicast range
Sh flash
Multicast range
40. What command shows the amount of memory being used and whether there is enough room to load a new image?
Per frame sequence counters and key mixing using temporal keys.
Sh frame-relay map
Per frame sequence counters and key mixing using temporal keys.
Sh flash
41. tcp/udp port for FTP data
Root and designated
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
Same as ::...same as 0.0.0.0
20
42. What is the default bridge STP priority?
The mac address is inserted in the table for fa0/1 only - the switch doesn't need to lear this MAC address
Examples and documentation
32768
Sh frame-relay traffic
43. Which command shows global frame relay stats since the last router reload?
32 bits
Ipv6 address 2001:0:1:0::2/64 (example)
Sh frame-relay traffic
Point to point
44. How long is an IPv4 address?
32 bits
Link establishment - optional authentication - network layer protocol
Decimal - Hex
Split horizon and holddown timers
45. Inverse ARP maps a ______ to a ________
Like private ipv4 address - but can't be routed at all
DLCI to an IP address
::1 same as 127.0.0.1
Used with 6 to 4
46. what 3 things can be deduced from the IOS image file name?
By default
Feature capabilities - hardware platform - run location and compression status
0
Per frame sequence counters and key mixing using temporal keys.
47. What speeds must be disabled in mixed 802.11b/g WLAN to allow only G clients to connect?
1 - 2 - 5.5 - 11
It should be default-network
Ripv2 is classless - multicasts - allows authentication
Leased lines
48. IPv6 FF00::/8
20
Ipv4 address in a mixed environment
Multicast range
0
49. What criteria does OSPF use to determine RID?
Leased lines
Point to point
Sh frame-relay pvc
Highest logical interface IP - then highest configured IP
50. Which command shows the IP of adjacent EIGRP neighbors as well as the retransmit intervals and queue counts?
Sh ip eigrp neighbors
Link establishment - optional authentication - network layer protocol
Ip ospf authentication message-digest - ip ospf message-digest-key xkey numberx md5 zmessage keyz
No frame-relay inverse-arp