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Data Transmission

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Total cards: 7•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (7)

#1
Front (Question)

What is a data packet broken down into?

Back (Answer)

Header: - Number of data packets - Packet number - Source and Destination Addresses - Protocol Payload: -Data Trailer: - Any error checking information

#2
Front (Question)

What device sends packets across a network?

Back (Answer)

Routers

#3
Front (Question)

Packet switching

Back (Answer)

Method of transmitting data packets across a network where other transmissions are happening at the same time. The router uses a lookup table to find the most efficient route, if it can’t find where to forward it, it will ask other routers to use their lookup table until the destination is found

#4
Front (Question)

Serial data transmission

Back (Answer)

Data is sent one after another on the same channel

#5
Front (Question)

Parallel data transmission

Back (Answer)

Data is sent simultaneously along multiple channels.

#6
Front (Question)

Why is parallel data transmission unreliable over longer distances?

Back (Answer)

• Data can arrive at different times due to different speeds • Interference can be caused between the different channels

#7
Front (Question)

USB 3 advantages

Back (Answer)

• Low power consumption • Easy to use • Can charge connected device