Data Link Layer & Layer2 Switching (ITN CCNA Online Quiz)

Test your Cisco Networking knowledge and skills by practicing this free online Layer-2 Switching Quiz.

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1. Which type of Layer-2 switch is this?

 Managed Switch

 Un-managed Switch

2. Which one of these is a valid IP address?

 10.0.0.0.1

 10.0.0.271

 10.0.0.1

 192.286.0.1

3. What is the maximum length of an original Ethernet-II frame?

 1518 Byte

 32-bit

 1600 Byte

 1500 Byte

4. IP Address & MAC Address of a device can be same:

 TRUE

 FALSE

5. Which of these is NOT a valid MAC Address?

 00:05:85:0Y:0Z:01

 f86e.ee01.cd11

 00-00-0C-00-00-01

 00:05:85:B0:0A:01

6. What is the total length of an IPv4 address?

 64-bit

 1032-bit

 232-bit

 32-bit

7. Which type of communication is this? (Only one computer can send at a time)

 Half duplex communication

 Simplex communication

 Full duplex communication

8. What is the default behavior of a Layer-2 Cisco Switch when it receives a Frame for the first time after power-on?

 Broadcast

 Multicast

 Forward to correct destination

 Drop the frame

9. Which type of communication is this? (Both computers can send at the same time)

 Full duplex communication

 Half duplex communication

 Simplex communication

10. IP Address of a device can be changed:

 TRUE

 FALSE

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What is Layer-2 Switching?

Layer 2 switching (or Data Link layer switching) is the process of using devices’ MAC addresses to decide where to forward frames. Switches and bridges are used for Layer 2 switching. They break up one large collision domain into multiple smaller ones.

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