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MTCNA Questions and Answers

Question # 6

How many usable IP addresses are there in a 20bit subnet?

A.

4096

B.

4094

C.

2046

D.

2048

E.

2047

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Question # 7

Which of the following services use TCP?

DHCP

SMTP

HTTP

TFTP

FTP

A.

1 and 2

B.

2, 3 and 5

C.

1, 2 and 4

D.

1, 3 and 4

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Question # 8

Firewall NAT rules process only the first packet of each connection.

A.

True

B.

False

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Question # 9

Which option in the configuration of a wireless card must be disabled to cause the router to permit ONLY known clients listed in the access list to connect?

A.

Security Profile

B.

Default Forward

C.

Enable Access List

D.

Default Authenticate

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Question # 10

For static routing functionality, additionally to the RouterOS 'system' package, you will also need the following software package:

A.

no extra package required

B.

advanced-tools

C.

routing

D.

dhcp

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Question # 11

Which computers would be able to communicate directly (without any routers involved):

A.

192.168.17.15/29 and 192.168.17.20/28

B.

10.5.5.1/24 and 10.5.5.100/25

C.

10.10.0.17/22 and 10.10.1.30/23

D.

192.168.0.5/26 and 192.168.0.100

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Question # 12

Why is it useful to set a Radio Name on the radio interface?

A.

To identify a station in the Access List

B.

To identify a station in Neighbor discovery

C.

To identify a station in a list of connected clients

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Question # 13

Which is a default baud-rate of currently manufactured RouterBOARDs?

A.

9600

B.

115200

C.

38400

D.

11520

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Question # 14

From which of the following locations can you obtain Winbox?

A.

Router’s webpage

B.

Files menu in your router

C.

Via the console cable

D.

mikrotik.com

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Question # 15

What does the firewall action "log" do?

A.

It logs and blocks the packet

B.

It blocks and logs the packet

C.

It adds a prefix to the packet and passes it through

D.

It logs the packet

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Question # 16

What is the correct action for a NAT rule on a router that should intercept SMTP traffic and send it over to a specified mail server?

A.

tarpit

B.

dst-nat

C.

passthrough

D.

redirect

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Question # 17

What is marked by connection-state=established matcher?

A.

Packet belongs to an existing connection,for example a reply packet or a packet which belongs to already replied connection

B.

Packet is related to, but not part of an existing connection

C.

Packet does not correspond to any known connection

D.

Packet begins a new TCP connection

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Question # 18

The highest queue priority is

A.

1

B.

256

C.

16

D.

8

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Question # 19

You have a DHCP server on your MikroTik router. The IP addresses 10.1.2.2-10.2.2.20 are distributed in the DHCP network. Additionally, 3 static IP address are defined for your servers: 10.1.2.31-10.1.2.33.

After a while 20 more IP addresses need to be distributed in the network. It is possible to distribute the extra IP address without adding another DHCP Server:

A.

True

B.

False

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Question # 20

What protocols are used to configure trunking on a switch?

VLAN Trunking Protocol

VLAN

802.1Q

ISL

A.

1 and 2

B.

3 and 4

C.

1 only

D.

2 only

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Question # 21

Which statements are true regarding ICMP packets?

They acknowledge receipt of a TCP segment.

They guarantee datagram delivery.

They can provide hosts with information about network problems.

They are encapsulated within IP datagrams.

A.

1 only

B.

2 and 3

C.

3 and 4

D.

2, 3 and 4

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Question # 22

Which of the following are valid IP addresses?

A.

10.10.14.0

B.

192.168.256.1

C.

192.168.13.255

D.

1.27.14.254

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Question # 23

What configuration is added by /ip Hot-Spot setup command? (select all that apply)

A.

/ip service

B.

/ip Hot-Spot user

C.

/ip Hot-Spot walled-garden

D.

/ip dhcp-server

E.

/queue tree

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Question # 24

How many wireless clients can connect, when wireless card is configured to mode=bridge?

A.

1

B.

100

C.

2007

D.

2

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Question # 25

What is the default TTL (time to live) on a router that an IP packet can experience before it will be discarded?

A.

60

B.

30

C.

1

D.

64

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Question # 26

What does a VLAN do?

A.

Acts as the fastest port to all servers.

B.

Provides multiple collision domains on one switch port.

C.

Breaks up broadcast domains in a layer 2 switch internetwork.

D.

Provides multiple broadcast domains within a single collision domain.

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Question # 27

NAT rule is going to catch SMTP traffic and send it to a specific mail server.

What is the correct action for a NAT rule?

A.

passthrough

B.

dst-nat

C.

redirect

D.

tarpit

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Question # 28

Simple Queue number 0 defines 2M for upload and download for target IP 10.10.0.33.

Simple Queue number 1 defines 4M for upload and download for target IP 10.10.0.33. Client

10.10.0.33 is be able to obtain

A.

6M upload/download

B.

0M upload/download

C.

4M upload/download

D.

2M upload/download

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Question # 29

How often are BPDUs sent from a layer 2 device?

A.

Never

B.

Every 2 seconds

C.

Every 10 minutes

D.

Every 30 seconds

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Question # 30

Which default route will be active?

/ip route

add disabled=no distance=10 dst-address=0.0.0.0/0 gateway=1.1.1.1

add disabled=no distance=5 dst-address=0.0.0.0/0 gateway=2.2.2.2

A.

Route via gateway 2.2.2.2

B.

Route via gateway 1.1.1.1

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Question # 31

If ARP=reply-only is configured on an interface, what will this interface do

A.

Accept all IP/MAC combinations listed in /ip arp as static entries

B.

Accept all IP addresses listed in /ip arp as static entries

C.

Add new MAC addresses in /ip arp list

D.

Accept all MAC-addresses listed in /ip arp as static entries

E.

Add new IP addresses in /ip arp list

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Question # 32

Which command is used to determine if an IP access list is enabled on a particular interface?

A.

show access-lists

B.

show interface

C.

show ip interface

D.

show interface access-lists

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