Question

A multi track turing machine can described as a 6-tuple (Q, X, S, d, q0, F) where X represents:

(a) input alphabet

(b) tape alphabet

(c) shift symbols

(d) none of the mentioned

Answer 1

The correct answer is (b) tape alphabet

To elaborate: The 6-tuple (Q, X, S, d, q0, F)  can be explained as:

Q represents finite set of states,

X represents the tape alphabet,

S represents the input alphabet

d represents the relation on states and the symbols

q0 represents the initial state

F represents the set of final states.