Consider the following decision problems: (P1) Does a given finite state machine accept a given string (P2) Does a given context free grammar generate an infinite number of stings Which of the following statements is true?

Neither (P1) nor (P2) are decidable

Both (P1) and (P2) are decidable

Consider the following decision problems: (P1) Does a given finite sta

1.	Consider the following decision problems: (P1) Does a given finite state machine accept a given string (P2) Does a given context free grammar generate an infinite number of stings Which of the following statements is true?
A.	Both (P1) and (P2) are decidable
B.	Neither (P1) nor (P2) are decidable
C.	Only (P1) is decidable
D.	Only (P2) is decidable
Answer» B. Neither (P1) nor (P2) are decidable

Discussion

No Comment Found

Related MCQs

Consider the languagesL1={0^{i}1^{j}|i != j},L2={0^{i}1^{j}|i = j},L3 = {0^{i}1^{j}|i = 2j+1},L4 = {0^{i}1^{j}|i != 2j}.Which one of the following statements is true?
Let L = L1 cap L2, where L1 and L2 are languages as defined below: L1 = {a^{m}b^{m}ca^{n}b^{n} | m, n >= 0 } L2 = {a^{i}b^{j}c^{k} | i, j, k >= 0 } Then L is
Consider the language L1,L2,L3 as given below.L1={0^{p}1^{q} | p,q in N}L2={0^{p}1^{q} | p,q in N and p=q} L3={0^{p}1^{q}1^{r} | p,q,r in N and p=q=r}Which of the following statements is NOT TRUE?
Which of the following problems are decidable?1) Does a given program ever produce an output?2) If L is a context-free language, then is L (complement of L) also context-free?3) If L is a regular language, then is L also regular?4) If L is a recursive language, then, is L also recursive?
Consider the following Finite State Automaton The language accepted by this automaton is given by the regular expression
Consider the following two problems on undirected graphs: : Given G(V,E), does G have an independent set of size |v| 4? : Given G(V,E), does G have an independent set of size 5?Which one of the following is TRUE?
S > aSa| bSb| a| b ; The language generated by the above grammar over the alphabet {a,b} is the set of
Consider the grammar with the following translation rules and E as the start symbol.E E1 # T { E.value = E1.value * T.value } | T{ E.value = T.value }T T1 & F { T.value = T1.value + F.value } | F{ T.value = F.value }F num { F.value = num.value }Compute E.value for the root of the parse tree for the expression: 2 # 3 & 5 # 6 & 4.
Which of the following grammar rules violate the requirements of an operator grammar ? P, Q, R are nonterminals, and r, s, t are terminals.1. P Q R2. P Q s R3. P 4. P Q t R r
Consider the translation scheme shown belowS T RR + T {print ('+');} R | T num {print (num.val);}Here num is a token that represents an integer and num.val represents thecorresponding integer value. For an input string '9 + 5 + 2', this translation scheme willprint

Consider the following decision problems: (P1) Does a given finite state machine accept a given string (P2) Does a given context free grammar generate an infinite number of stings Which of the following statements is true?

Discussion

No Comment Found

Related MCQs

Reply to Comment