Basic CCNA Questions

 In this blog post contains the basic 17 CCNA Questions

1.Which of the following IP address is a Private IP Address ?
A. 12.0.0.1
B. 168.172.19.39
C. 172.20.14.36
D. 172.33.194.30

2.If a host on a network has the address 172.16.45.14/30 , what is the subnet work this host belongs to ?
A. 172.16.45.0
B. 172.16.45.4
C. 172.16.45.8
D. 172.16.45.12

3.You are a network administrator and you need to implement a routing protocol on your networks, that provides
Scalability
VLSM support
Minimal over head
Support for connecting networks using routers of multiple vendors.
Which of the following routing protocol would best serve your needs.

A. VTP
B. RIP version1
C. EIGRP
D. OSPF

4. The CMS corporate LAN consists of one large flat network you decide to segment this LAN into two separate networks, with a router. What will be affect of this change ?
A. The number of broadcast domains will decreased
B. It will make the broadcasting of traffic between domains more efficient between segment.
C. It will increase the number of collisions
D. It will prevent segment1's broadcasts from getting to segment2

5.Your work PC has the IP address 172.16.209.10/22, what is the subnet of this address?
A. 172.16.42.0
B. 172.16.107.0
C.172.16.208.0
D. 172.16.252.0

6. Which one of the following statements best explains the split horizon rule?
A. Only routers can split boundaries(horizons) between networks in separate AS numbers.
B. Each AS must keep routing tables converged to prevent dead routers from being advertised across boundaries.
C. Once a route is received on the interface, advertise that rout as unreachable back out the same interface.
D. Information about a route should never be sent back in the direction from which the original update come.

7.Which information is supplied by CDP?
A. Device identifiers
B. Capability list
C. Platform
D. Route identifier

8.How many subnetworks and hosts are available per subnet if you apply a /28 mask to the 210.10.2.0 class C network ?
A. 30 networks and 6 hosts
B. 6 networks and 30 hosts
C. 8 networks and 32 hosts
D. None of these

9. Which layer is responsible for true source to destination or end to end layer when a program on the source machine carries on a conversation with similar program on the destination machine
A. Session Layer
B. Network Layer
C. Physical Layer
D. Transport Layer

10. If a host on a network has the address 172.16.45.14/30 what is the subnetwork this host belongs to ?
A. 172.16.45.0
B. 172.16.45.8
C. 172.16.45.8
D. 172.16.45.12

11. The network address of 172.16.0.0/19 provides how many subnets and hosts ?
A. 7 subnets, 30 hosts
B. 7 subnets, 2046 hosts each
C. 7 subnets, 8190 hosts each
D. 8 subnets, 8190 hosts each

12. You need to choose a routing protocol for a new CMS network. This network will be running IP, IPX and Appletalk , and you wish to utilize only one routing protocol.
Which would be the best choice ?

A. OSPF
B. EIGRP
C. RIP v2
D. IGRP

13. Which of the following commands would you enter to terminate a VTY line session ?
A. close
B. disabled
C. disconnected
D. exit

14. A Cisco router has been configured with the following command:
ip nat pool nat test 192.168.6.10 192.168.6.20
netmask 255.255.255.0
This is an example of what type of NAT ?

A. Static NAT
B. Dynamic NAT
C. Dynamic AT with over load
D. Port Address Translation

15. Which of the following are true statements regarding the characteristics of OSPF areas ?
A. All OSPF network require the use of multiple areas.
B. Multiple OSPF areas must connect to area 0
C. Single area OSPF networks must be configured in area 1
D. Areas can be assigned any number from 0to 63535

16. You are a system administrator of an IT company in Mumbai. You wan to connect your company's head office with a branch office in Delhi. To do this you want to use two data link layer encapsulations. One exclusively for data and other exclusively for signaling. which one of the following WAN service would best suit your needs ? 
A. ISDN
B. ATM
C. FDDI
D. ATX


17. The CMS network is implementing dialup services for their remote employees. CMS uses several different layer 3 protocols on the network. Authentication of users connecting to the network required for security. Additionally some employees will be dialing long distance and will need callback support. which protocol is the best choice for these remote access services ?
A. 802.1
B. Frame relay
C. HDLC
D. PPP





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