[Free] 2017(Oct) Dumps4cert Testinsides Cisco 200-120 Dumps with VCE and PDF Download 1-10

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CCNA Cisco Certified Network Associate CCNA

Question No: 1 – (Topic 1)

Refer to the exhibit.

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Which three statements correctly describe Network Device A? (Choose three.)

  1. With a network wide mask of 255.255.255.128, each interface does not require an IP address.

  2. With a network wide mask of 255.255.255.128, each interface does require an IP address on a unique IP subnet.

  3. With a network wide mask of 255.255.255.0, must be a Layer 2 device for the PCs to communicate with each other.

  4. With a network wide mask of 255.255.255.0, must be a Layer 3 device for the PCs to communicate with each other.

  5. With a network wide mask of 255.255.254.0, each interface does not require an IP address.

Answer: B,D,E

Question No: 2 – (Topic 1)

For what two purposes does the Ethernet protocol use physical addresses? (Choose two.)

  1. to uniquely identify devices at Layer 2

  2. to allow communication with devices on a different network

  3. to differentiate a Layer 2 frame from a Layer 3 packet

  4. to establish a priority system to determine which device gets to transmit first

  5. to allow communication between different devices on the same network

  6. to allow detection of a remote device when its physical address is unknown

Answer: A,E

Question No: 3 – (Topic 1)

A network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port?

  1. This is a 10 Mb/s switch port.

  2. This is a 100 Mb/s switch port.

  3. This is an Ethernet port operating at half duplex.

  4. This is an Ethernet port operating at full duplex.

  5. This is a port on a network interface card in a PC.

Answer: C

Question No: 4 – (Topic 1)

Where does routing occur within the DoD TCP/IP reference model?

  1. application

  2. internet

  3. network

  4. transport

Answer: B

Question No: 5 DRAG DROP – (Topic 1)

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Answer:

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Question No: 6 – (Topic 1)

Which layer in the OSI reference model is responsible for determining the availability of the receiving program and checking to see if enough resources exist for that communication?

  1. transport

  2. network

  3. presentation

  4. session

  5. application

Answer: E

Question No: 7 – (Topic 1)

Which of the following describes the roles of devices in a WAN? (Choose three.)

  1. A CSU/DSU terminates a digital local loop.

  2. A modem terminates a digital local loop.

  3. A CSU/DSU terminates an analog local loop.

  4. A modem terminates an analog local loop.

  5. A router is commonly considered a DTE device.

  6. A router is commonly considered a DCE device.

Answer: A,D,E

Question No: 8 – (Topic 1)

Refer to the exhibit.

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Host A pings interface S0/0 on router 3. What is the TTL value for that ping?

A. 252

B. 253

C. 254

D. 255

Answer: B

Question No: 9 – (Topic 1)

Refer to the graphic.

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Host A is communicating with the server. What will be the source MAC address of the frames received by Host A from the server?

  1. the MAC address of router interface e0

  2. the MAC address of router interface e1

  3. the MAC address of the server network interface

  4. the MAC address of host A

Answer: A

Question No: 10 – (Topic 1)

A receiving host computes the checksum on a frame and determines that the frame is

damaged. The frame is then discarded. At which OSI layer did this happen?

  1. session

  2. transport

  3. network

  4. data link

  5. physical

Answer: D

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