Bit strings consist of 0 and 1. How many bit strings of length 7 either start with “1” or end with the 3 bits “000”? A.80 B.72 C.64 D.16

Systems Architecture
7th Edition
ISBN:9781305080195
Author:Stephen D. Burd
Publisher:Stephen D. Burd
Chapter3: Data Representation
Section: Chapter Questions
Problem 3VE: A(n) __________ is an integer stored in double the normal number of bit positions.
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Bit strings consist of 0 and 1. How many bit strings of length 7 either start with “1” or end with the 3 bits “000”?

A.80

B.72

C.64

D.16

 

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