CS402 IMPORTANT MCQ’S FINAL TERM 23/24

Title: The Importance of Past Papers in Preparing for Final Exams in Virtual University

Introduction: Preparing for final exams in a virtual university can be a challenging task, but one of the best ways to ensure success is by using past papers. In this article, we’ll explore the importance of past papers in preparing for final exams in a virtual university.

1. Familiarize Yourself with Exam Structure One of the benefits of using past papers is that they give you an idea of the exam structure. By reviewing past papers, you can identify the types of questions that are asked and the format of the exam.
2. Identify Important Topics and Concepts Reviewing past papers can help you identify important topics and concepts that are likely to be tested on the final exam. This can help you focus your study efforts and avoid wasting time on irrelevant material.
3. Practice Time Management Past papers can also help you practice time management. By simulating the exam environment, you can get a sense of how long you should spend on each question and ensure that you have enough time to complete the entire exam.
4. Test Your Understanding Taking past papers under exam conditions can help you test your understanding of the material. By attempting the questions, you can identify areas where you need more practice and improve your understanding of the topics.
5. Build Confidence Practicing with past papers can also help build confidence. By familiarizing yourself with the exam format and testing your understanding of the material, you can enter the exam with more confidence and reduce test anxiety.
6. Improve Exam Performance Finally, using past papers can help you improve your exam performance. By identifying important topics, practicing time management, and testing your understanding, you can maximize your chances of success on the final exam.

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Created on February 22, 2023 By Dilawar

CS402 IMPORTANT MCQ'S FINAL TERM 23/24

1 / 20

If r1 = (aa + bb) and r2 = ( a + b) then the language (aa + bb)(a + b) will be generated by

(r1)(r2)

(r1 + r2)

(r2)(r1)

(r1)*

2 / 20

“One language can be expressed by more than one FA”. This statement is ______

True

False

3 / 20

Who did not invent the Turing machine?

Alan Turing

A. M. Turing

Turing

None of these

4 / 20

Which statement is true?

The tape of turing machine is infinite.

The tape of turing machine is finite.

The tape of turing machine is infinite when the language is regular

The tape of turing machine is finite when the language is nonregular

5 / 20

A regular language:

Must be finite

Must be infinite

Can be finite or infinite

Must be finite and cannot be infinite

6 / 20

Every regular expression can be expressed as CFG but every CFG cannot be expressed as a regular expression.
This statement is:

Depends on the language

None of the given options

True

False

7 / 20

Consider the language L of strings, defined over Σ = {a,b}, ending in a

There are finite many classes generated by L, so L is regular

There are infinite many classes generated by L, so L is regular

There are finite many classes generated by L, so L is non-regular

There are infinite many classes generated by L, so L is non-regular

8 / 20

The word „formal‟ in formal languages means

The symbols used have well defined meaning

They are unnecessary, in reality

Only the form of the string of symbols is significant

None of these

9 / 20

Let A = {0, 1}. The number of possible strings of length „n‟ that can be formed by the elements of the set A is

n!

n2

nm

2n

10 / 20

TM is more powerful than FSM because

The tape movement is confined to one direction

It has no finite state control

It has the capability to remember arbitrary long sequences of input symbols

None of these

11 / 20

If L1 and L2 are expressed by regular expressions r1 and r2, respectively then the language expressed by r1 +
r2 will be _________

Regular

Ir-regular

Can‟t be decided

Another Language which is not listed here

12 / 20

Like TG, a PDA can also be non-deterministic

True

False

13 / 20

The language of all words (made up of a‟s and b‟s) with at least two a‟s can not be described by the regular
expression

a(a+b)*a(a+b)*(a+b)*ab*

(a+b)* ab* a(a+b)*

b*ab* a(a+b)*

none of these

14 / 20

In FA, if one enters in a specific state but there is no way to leave it, then that specific state is called

Dead State

Waste Basket

Davey John Locker

All of these

15 / 20

If L is a regular language then, Lc
is also a _____ language.

Regular

Non-regular

Regular but finite

None of the given

16 / 20

In CFG, the symbols that can‟t be replaced by anything are called___

Terminal

Non-Terminal

Production

All of given

17 / 20

Which of the following is NOT a regular language?

String of 0‟s whose length is a perfect squere

Set of all palindromes made up of 0‟s and 1‟s

String of 0‟s whose length is a prime number

All of the given options

18 / 20

Choose the incorrect (FALSE) statement.

A Mealy machine generates no language as such

A Mealy machine has no terminal state

For a given input string, length of the output string generated by a Moore machine is not more than the length of the output string generated by that of a Mealy machine

All of these

19 / 20

Pumping lemma is generally used to prove that:

A given language is infinite

A given language is not regular

Whether two given regular expressions of a regular language are equivalent or not

None of these

20 / 20

Which of the following is a regular language?

String of odd number of zeroes

Set of all palindromes made up of 0‟s and 1‟s

String of 0‟s whose length is a prime number

All of these

Your score is

The average score is 59%

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0%

Restart quiz

Conclusion: In conclusion, past papers are a valuable resource for preparing for final exams in a virtual university. By familiarizing yourself with the exam structure, identifying important topics and concepts, practicing time management, testing your understanding, building confidence, and improving exam performance, you can increase your chances of success and achieve the grades you desire. So, make sure to use past papers as a key component of your exam preparation strategy.

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