SOLUTION: A bit is a 0 or a 1. A bit string of length 7 is a sequence of 7 digits, all of which are either 0 or 1.
a. how many bit strings of length 7 are there?
b. how many bit strings of
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Question 357246: A bit is a 0 or a 1. A bit string of length 7 is a sequence of 7 digits, all of which are either 0 or 1.
a. how many bit strings of length 7 are there?
b. how many bit strings of length 7 or less are there?
(count the empty string of length zero also)
Answer by collegegirl11(1) (Show Source): You can put this solution on YOUR website!
a. how many bit strings of length 7 are there? the answer is 128 because 2^7= 2*2*2*2*2*2*2
b. how many bit strings of length 7 or less are there?
(count the empty string of length zero also)
for this one i don't know how to do it. but i am very sure that (a) is correct
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