Unit 4 - Regular Languages And Finite Automaton Quiz
ATLS is the standard of care for trauma patients, and it is built around a consistent approach to patient evaluation. This protocol ensures that the most immediate life-threatening conditions are quickly identified and addressed in the order of their risk potential. Take the test and see how prepared you are for such an occurrence.
- 1.The main difference between a DFSA and an NDFSA is
- A.
In DFSA, ε transition may be present
- B.
In NDFSA, ε transitions may be present
- C.
In DFSA, from any given state, there can't be any alphabet leading to two diferent states
- D.
In NDFSA, from any given state, there can't be any alphabet leading to two diferent states
- 2.The major difference between a moore and mealy machine is that
- A.
Output of the former depends on the present state and present input
- B.
Output of the former depends only on the present state
- C.
Output of former depends only on the present input
- D.
All of these
- 3.Any given transition graph has an equivalent
- A.
Regular expression
- B.
DFSM
- C.
NDFSM
- D.
All of these
- 4.For which of the following application, regular expressions cannot be used ?
- A.
Designing computers
- B.
Designing compilers
- C.
Both (a) and (b)
- D.
Developing computers
- 5.Which of the following regular expressions denotes a language comprising all possible strings over the alphabet {a, b } ?
- A.
A* b*
- B.
(a | b)*
- C.
(ab)+
- D.
(a | b*)
- 6.Palindromes can't be recognized by any FSM because
- A.
FSM can't remember arbitrarily large of information
- B.
FSM can't deterministically fix the mid-point
- C.
Even if mid-point is known, FSM be can't be found whether, second half of the string matches the first half
- D.
All of these
- 7.A language L is accepted by a finite automaton if and only if it is
- A.
Context - free
- B.
Context-sensitive
- C.
Recursive
- D.
Right-linear
- 8.Can a DFA simulate NFA?
- A.
NO
- B.
YES
- C.
SOMETIMES
- D.
Depends on NFA
- 9.Regular expression a / b denotes the set
- A.
{a}
- B.
{ ∈ , a, b }
- C.
{a, b}
- D.
{ ab }
- 10.Regular expression (a | b ) (a | b) denotes the set
- A.
{ a, b, ab, aa }
- B.
{ a, b, ba, bb }
- C.
{ a, b }
- D.
{ aa, ab, ba, bb }
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