Which of the following relations from the set of all bit strings S to the integers are functions. If the relation is a function list the domain and range. a. Let f(S) be the number of 1s in the bit string minus the number of 0s in the bit string. b. Let f(S) be the number total number of bits in the bit string. c. Let f(S) be the location of a 1 in the bit string.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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 Which of the following relations from the set of all bit strings S to the integers are
functions. If the relation is a function list the domain and range.
a. Let f(S) be the number of 1s in the bit string minus the number of 0s in the bit
string.
b. Let f(S) be the number total number of bits in the bit string.
c. Let f(S) be the location of a 1 in the bit string.

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