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WorksheetsCAMBRIDGE IGCSE Topic 2.1 Data transmission methods
Total questions: 6
Worksheet time: 6mins
Name
Class
Date
1.
Parallel data transmission would most likely be used for?
a)
Sending Data to a Printer
b)
Saving Work on a USB Flash Drive
c)
Streaming a Movie
d)
Sending an Email
2.
In a half duplex transmission two way communication is possible, it is not possible to transmit in both directions at the same time
a)
TRUE
b)
FALSE
3.
Full Duplex transmission is where:
a)
Data can only be transmitted in one direction
b)
Data can be transmitted in one direction at a time
c)
Data can be sent both ways at the same time
d)
A made up term to confuse us
4.
Simplex transmission is where:
a)
Data can only be transmitted in one direction
b)
Data can be transmitted in one direction at a time
c)
Data can be sent both ways at the same time
d)
A made up term to confuse us
5.
Parallel transmission is where
a)
1 bit is transmitted at a time
b)
Data can only be transmitted in one direction at a time
c)
8 bits are transmitted at the same time
d)
8 elephants are ridden at the same time
6.
Why is parallel data transmission faster than serial data transmission?
a)
Because multiple channels are used in parallel data transmission.
b)
Because multiple bits are sent over a single channel in parallel data transmission.
c)
Because data might be skewed in serial data transmission slowing the rate of transmission.
d)
None of the other answers are correct.
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