Worksheetsdata transfer
Total questions: 7
Worksheet time: 14mins
Morse code used a series of long and short beeps that correlated with letters and numbers. This information traveled across telegraph lines as ___________
electric signals
0's and 1's
audible voice messages
Today microchips can transfer data using a series of 0's and 1's. These 0's and 1's are turned into letters and numbers. In pictures, these 0's and 1's turn the pixels ________
into nothing
on and off
into a picture
all of the above
Music can also be stored using a code. On CD's a 1 is represented by a ______ and a 0 is represented by a ________.
hole and no hole
dot and check mark
circle and line
a 0 and a 1
Coding is a procws that involves giving a computer instructions in ___________ so it can understand.
dots and dashes
numbers and letters
its own language
in spanish
3D printers use a code of ____________
0's
1's
both 0's and 1's
2's and 4's
Remotes send code to the tv by
your voice
a series of flashes
a pattern of light pulses
does your phone directly send code to another person's phone?
Yes
no
sometimes
always
