# Turing machine exercises with answers. Turing Machines: Examples

Discussion in 'answers' started by Gazshura , Thursday, February 24, 2022 4:26:49 AM.

1. ### Zologar

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If so, it halts with output 1, and if not, it halts with output 0; that is, the only thing on the tape at the end is a 0 or a 1, and the machine is positioned on the 0 or 1. Accept all cookies Customize settings. There are lots of things in the xTuringMachine applet that you can edit. That is, at the end, the only thing remaining on the tape will be a zero or a one, and the machine will be positioned on that output. Ethical Hacking. Earlier we saw ways to use TMs to accept languages that we had seen with earlier, less powerful automata.

2. ### Mabei

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Design a Turing Machine to calculate the 1-complement of a binary number (i.e. replace 0's with. 1's and 1's with 0's). Solution: MT1=({0,1},{0,1,□},□,{q0},q0.You can delete the selected rule from the table by clicking on the "Delete Rule" button.

3. ### Sagis

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Exercise Design Turing machines for the following languages: (b) {anbncn | n ≥ 1} (10 pts) Solution: (b) {anbncn | n ≥ 1}.The second number tells how many times the addition is to be performed.

4. ### Fem

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Review the Turing machines section of the Tutorial. Construct the TM from examples / Use it to solve Exercise The "Increment" machine should be started on the rightmost digit of a binary number.

5. ### Nishura

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Solution: Using a nondeterministic Turing machine “recognizing” composite numbers is not that hard. We can use the non-determinism to guess. The.What is your reaction to this claim?

6. ### Kigataxe

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Exercises on Turing Machines Solution: On input string w: Examine the formal definition of a Turing machine to answer the following questions, and.Automata Tutorial.

7. ### Gugis

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The Turing machine for solution (). () If S is recursive, then so is N\S, as the characteristic function.Computer Graphics.

8. ### Shahn

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input to an algorithm (computer program, Turing machine), or presented to another person Answer 1. Example, 14U = (Unary). |14U| = Reveal It shifts all of the characters on the right of its starting position one step to the left, overwriting whatever character the head was originally positioned over.

9. ### Gujas

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Answer. The Turing machine for language L is shown in Figure 1. Notice that the machine doesn't have to read all the input string in order to accept the.Try running this machine on the sample input, and then try giving it several other pairs of numbers to add.

10. ### Zugor

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Consider a k-head Turing machine having a single tape and k heads; Solution We must prove that the k head TM can be simulated by an ordinary TM.Otherwise, the machine should run the divisibility test on the two strings.

11. ### Meztizragore

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Exercise 1. This Turing Machine specification (for the Turing Machine web app) defines a machine that moves right on a tape containing only blanks, a's.You might want to stick with the "Step" button at first, so that you can follow each step of the computation in detail.

12. ### Meztijinn

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If a language is Turing-recognizable then we can find a Turing machine which, given an input string, will give us a definite answer only when the string does.For a full list of labs and applets, see the index page.

13. ### Muzuru

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CSE Turing Machines- Class Exercise - ANSWER. Name: Name: 1. Give the Turing Machine transition rule that will replace the current character ”a” on.In this automaton, we can enter the accepting state many times e.

14. ### Tolkis

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Explain how you computed your answer and why the method that you used is valid. Exercise 7: Construct a Turing machine to do the following.Often, the easiest way to create a table of rules is to quickly create a bunch of rules without worrying about the action specified in each rule.

15. ### Vudot

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Problem 7: Describe a Turing machine that, given two strings of a's and b's as input, halts if and only if the second string is longer than the first string.You will need to understand this in order to do one of the exercises at the end of the lab.

16. ### Niramar

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Exercise Show that deciding whether a tiling problem has a solution is Turing complete. Hint: simulate the computation of a Turing machine where the bottom.The algorithm for adding one can be described as follows: If the digit on the tape is a zero, then simply change that digit to a one.

17. ### Grotaxe

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forum? This is an oral exam. You have 2 hours to prepare exercises, and then 45 minutes to explain your answers. You have to solve 1 exercise per part.If this is the case, then, why bother with Turing Machines that use more than the minimum number of symbols?

18. ### Malagar

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Turing machines and decidability. Guidelines. This is an oral exam. You have 2 hours to prepare exercises, and then 45 minutes to explain your answers.Use the "Run" and "Step"buttons to control the computation of the machine.

19. ### Kazicage

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Examples of TM. Example 1: Construct a TM for the language L = {0n1n2n} where n≥1. Solution: L = {0n1n2n | n≥1} represents language where we use only 3.The machine determines whether the number of a's in the string is a multiple of 3.

20. ### Tatilar

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d)Answer: The initial state is q0. If there is no input string on input tape, it gets into rejected state. Therefore, the string length should of at least 1.The sample Turing machine "Increment" is a simple Turing machine for incrementing a binary number This same machine can be found in Figure 4.

21. ### Dugami

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forum? Answer to Turing machines (2 exercises) 1. Show the behavior of a Turing Machine recognizing () XOR () Use the Turing Machine used in class.This Turing machine should be started on a tape containing a binary number, with the machine positioned on the rightmost bit in the number.

22. ### Voodoonos

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COS Turing Machine Worksheet. • Recommended Turing Machine exercises from the exam archive: Write your answer in the empty tape below.The machine moves along the tape changing any 0 it finds to an x and changing any 1 to a y.

23. ### Kigagar

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(, 10 points) Let M be the Turing machine defided by (, 10 points) Modify your solution to Exercise 5(a) to obtain a Turing machine that.Ethical Hacking.

24. ### Fauzragore

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Answer: The informal notion of algorithm corresponds exactly to a Turing machine that always halts (i.e., a decider). viii. Turing-decidable language.It will add one to the number, and then it will halt on the rightmost digit of the answer.

25. ### Shakajas

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Exercise 1 (compulsory). Answer the following questions (and justify your answers). 1. Can a Turing machine ever write the blank symbol ⊔ on its tape?The second number tells how many times the addition is to be performed.

26. ### Fenrilar

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Turing machines review problems. Draw the state diagram for a Turing machine that increments a binary number. Assume that the input tape contains at least.The simulation for can be shown as below: Now, we will see how this Turing machine will work for

27. ### Gokus

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I am having some troubles with a exercise that asks to draw a Turing Machine which decides a language L2 = {w ∈ {0,1}∗|w contains an even number of 1's }.For an example of a more complex word-processing Turing machine, you can try out the sample machine called "CopyXYZ.

28. ### Gurisar

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Redesign your Turing machines from Exercise to take advantage of the programming techniques. Then use them for the solution.If it happens to be reading an x, it will follow the first rule in the table, which tells it to write an x, move right, and change to state 1.

29. ### Yozshuzilkree

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Turing machine exercises comp section worksheet turing machines october 16, let find turing machines that accept the following languages: bn cn dn.You can proceed in this way until the whole rule table has been defined.

30. ### Kigakazahn

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The machine is started on the left end of this sequence.

31. ### Kizahn

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Improve this answer.Forum Turing machine exercises with answers

32. ### Bralar

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Before you go on to the rest of the lab, there are a few more things you should know about.

33. ### Zule

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Suppose that L is a regular language.

34. ### Grole

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Solve the same problem using a multi-tape TM.

35. ### Vukree

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Make sure that the machine is in state 0.

36. ### Tora

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When you do this, the hilite will move to the next cell on the tape.

37. ### Kagagal

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If you click on the "Replace" button, the rule in the Rule Maker will replace the rule in the table.

38. ### Tataur

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The only thing left on the tape will be the string of a's, and the machine will be positioned on the rightmost a in the string.

39. ### Nezshura

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