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CCNA QUESTIONS : PART 3

What is new in HSRPv2?

prempt

a greater number in hsrp group field

 other

SHOW ANSWER

What command can you enter in config mode to create DHCP pool?

ip dhcp pool DHCP_pool

 ip dhcp exclude -add

ip dhcp conflict logging

 service dhcp

SHOW ANSWER

What is the two benefits of DHCP snooping? (Choose two)

 

static reservation

 DHCP reservation

prevent DHCP rouge server

 prevent untrusted host and servers to connect

SHOW ANSWER

What command is used to configure a switch as authoritative NTP server?

 

Switch(config)#ntp master 3

 Switch(config)#ntp peer IP

 Switch(config)#ntp server IP

 Switch(config)#ntp source IP

SHOW ANSWER

Which two statements about syslog logging are true?

 

Syslog logging is disabled by default

Messages are stored in the internal memory of device

 Messages can be erased when devicereboots

 Messages are stored external to the device

The size of the log file is dependent on the resources of the device.

SHOW ANSWER

Which three options are benefits of using TACACS+ on a device? (Choose three)

It ensures that user activity is untraceable.

It provides a secure accounting facility on the device.

 Device-administration packets are encrypted in their entirely.

 It allows the user to remotely access devices from other vendors.

 It allows the users to be authenticated against a remote server.

It supports access-level authorization for commands.

SHOW ANSWER

How to trouble DNS issue (choose two) ?

 

Ping a public website IP address.

Ping the DNS Server.

 Determine whether a DHCP address has been assigned.

 Determine whether the hardware address is correct.

 Determine whether the name servers have been configured.

SHOW ANSWER

How is the redundancy represented in ntp master?

 

N:1

 N+1


 1:N

SHOW ANSWER

Which two statements about IPv4 multicast traffic are true? (Choose two.)

 

It burdens the source host without affecting remote hosts.

 It uses a minimum amount of network bandwidth.

 It is bandwidth-intensive.

It simultaneously delivers multiple streams of data.

 It is the most efficient way to deliver data to multiple receivers.

SHOW ANSWER

What are two benefits of private IPv4 IP addresses? (Choose two.)

 

They are routed the same as public IP addresses.


They are less costly than public IP addresses.


They can be assigned to devices without Internet connections.


 They eliminate the necessity for NAT policies.


They eliminate duplicate IP conflicts

SHOW ANSWER

You have been asked to come up with a subnet mask that will allow all three web servers to be on
the same network while providing the maximum number of subnets. Which network address and
subnet mask meet this requirement?

 

192.168.252.0 255.255.255.252

192.168.252.8 255.255.255.248

 192.168.252.8 255.255.255.252

192.168.252.16 255.255.255.240

192.168.252.16255.255.255.252

SHOW ANSWER

What are two benefits of Private IPv4 Addresses? (Choose two.)

 

they can be implemented without requiring admin to coordinate with IANA

 they are managed by IANA

 increase the flexibility of network design

 provide network isloation from the internet

they are routable over internet

SHOW ANSWER

How many usable hosts are there per subnet if you have the address of 192.168.10.0 with a subnet
mask of 255.255.255.240?

 

4

 8

16

 14

SHOW ANSWER
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