In serial data transmission, every byte of data is padded with a $$‘0’$$ in the beginning and one or two $$‘1’s$$ at the end of byte because

The number of leaf nodes in a rooted tree of n nodes, with each node having 0 or 3 children is:

In the worst case, the number of comparisons needed to search a singly linked list of length n for a given element is

From the following instance of a relation schema $$R(A, B, C),$$ we can conclude that: