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card_42459.txt
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Text File
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1994-05-12
|
989b
|
42 lines
-- card: 42459 from stack: in
-- bmap block id: 0
-- flags: 4000
-- background id: 7720
-- name: #133
----- HyperTalk script -----
on openCard
global group,rightone
put 11 into group
put "B" into rightone
pass openCard
end openCard
-- part contents for background part 20
----- text -----
Question #11
-- part contents for background part 1
----- text -----
4BB-2A.4 What is "blanking" in a video signal?
-- part contents for background part 11
----- text -----
Synchronization of the horizontal and vertical sync-pulses
-- part contents for background part 27
----- text -----
Turning off the scanning beam while it is traveling from right to left and from bottom to top
-- part contents for background part 28
----- text -----
Turning off the scanning beam at the conclusion of a transmission
-- part contents for background part 29
----- text -----
Transmitting a black and white test pattern
-- part contents for background part 43
----- text -----
Correct answer is B