World of Computer Networking Your CCNA start - Types of Communication

The video tutorial discusses the Ethernet frame as defined by the 802.3 standard, highlighting the data overhead added by devices on the data link layer, which can increase if VLAN technology is used. It then explains three types of communication: unicast, multicast, and broadcast, with examples to illustrate each type. Finally, the video introduces the topic of MAC addresses, setting the stage for further discussion.

What is the minimum overhead added by devices on the data link layer according to the 802.3 standard?

• 20 bytes

• 26 bytes

• 30 bytes

• 32 bytes

How much total overhead is added when VLAN technology is present?

• 32 bytes

• 28 bytes

• 30 bytes

• 26 bytes

Which type of communication involves sending data to a single specific device?

• Broadcast

• Anycast

• Multicast

• Unicast

In a classroom scenario, if a teacher addresses a group of students at the back, which type of communication is being used?

• Unicast

• Broadcast

• Multicast

• Anycast

What type of communication is used when a single device sends information to all other devices?

• Anycast

• Multicast

• Broadcast

• Unicast