Computational Thinking and Programming MCQ Class 12 Computer Science Unit 1 MCQs Question and Answers

Computational Thinking and Programming MCQ Question Answers suitable for CUET 2026 from Class 12 Computer Science Unit 1

To score full marks in the CUET 2026 Computer Science exam, Practice Class 12 Computer Science Unit 1 Computational Thinking and Programming MCQ Test any number of times free on our website. These questions have been created by our experts from the latest Class 12 Computer Science Syllabus and as per latest exam pattern. Multiple Choice Questions (MCQs) are a type of objective assessment in which a person is asked to choose one or more correct answers from a list of available options. An MCQ presents a question along with several possible answers. Most of the exams in India including the CUET exam conduct an online test to check your knowledge.

Class 12 Computer Science Unit 1 MCQs

Please wait...

1. Mode to create a new file if the file does not exist?

a.write mode

b.Both of the above

c.append mode

d.None of the above

 Loading...

2. Which of the following is a feature of Python DocString?

a.All of the mentioned

b.Docstrings can be accessed by the __doc__ attribute on objects

c.It provides a convenient way of associating documentation with Python modules, functions, classes, and methods

d.In Python all functions should have a docstring

 Loading...

3. What are the two main types of functions in Python?

a.System function

b.User function

c.Built-in function & User defined function

d.Custom function

 Loading...

4. The process of inserting an element in stack is called:

a.Create

b.Push

c.Evaluation

d.Pop

 Loading...

5. The process of pickling in Python includes ____________

a.conversion of a list into a datatable

b.conversion of a datatable into a list

c.conversion of a Python object hierarchy into byte stream

d.conversion of a byte stream into Python object hierarchy

 Loading...

6. Question

a.1 2

b.1 2 3

c.error

d.none of the mentioned

 Loading...

7. Python identifiers are case-sensitive.

a.FALSE

b.TRUE

c.Depends on the computer system

d.Depends on Program

 Loading...

8. Question

a.ii,i,iv,iii,v,vi

b.i,ii,iii,iv,v,vi

c.i,ii,iii,iv,vi,v

d.ii,i,iii,iv,v,vi

 Loading...

9. To read the entire content of file (file object ‘f’)?

a.f.reads( )

b.f.read(all)

c.f.read( * )

d.f.read( )

 Loading...

10. Question

a.6s blank spaces before Online and Test

b.6s blank spaces before Online-Test

c.6s blank spaces after Online-Test

d.no change

 Loading...

11. Question

a.dc

b.a

c.ab

d.cd

 Loading...

12. Pushing an element into stack already having ten elements and stack has fixed size of 10, then _____ occurs.

a.Underflow

b.Overflow

c.User flow

d.Crash

 Loading...

13. Python identifiers are case-sensitive.

a.Depends on Program

b.Depends on the computer system

c.TRUE

d.FALSE

 Loading...

14. Data structure stack is also known as _____ list.

a.Last In Last Out

b.First In First Out

c.All of these

d.Last In First Out

 Loading...

15. The process of removing an element from stack is called:

a.Evaluation

b.Push

c.Create

d.Pop

 Loading...

16. Question

a.{'q', 'a', 'b', 'c', 'p', 'san'}

b.{‘a’, ‘b’, ‘c’, ‘p’, ‘q’, ‘san’}

c.{‘a’, ‘b’, ‘c’, [‘p’, ‘q’], ‘san}

d.{‘abc’, ‘p’, ‘q’, ‘san’}

 Loading...

17. Question

a.2 1

b.2 4

c.4 2

d.3 1

 Loading...

18. Question

a.{'d', 'a', 'c', '$', 'b', 'e'}

b.{'$', 'b', 'e', 'a', 'c', 'd'}

c.{'a', 'd', '$', 'c', 'e', 'b'}

d.{'a', 'c', 'b', 'e', 'd', '$'}

 Loading...

19. Which one of the following is not a keyword in Python language?

a.eval

b.nonlocal

c.pass

d.assert

 Loading...

20. Function to read data from Text File?

a.dump( )

b.writelines( )

c.read( )

d.pickle( )

 Loading...

21. Which of the following statements is used to create an empty set in Python?

a.set()

b.{ }

c.[ ]

d.( )

 Loading...

22. To add a new element to a list we use which Python command?

a.list1.append(5)

b.list1.addEnd(5)

c.list1.addLast(5)

d.list1.add(5)

 Loading...

23. Data structure Queue is also known as _____ list.

a.First In Last Out

b.Last In First Out

c.All of these

d.First In First Out

 Loading...

24. Question

a.Infinite loop

b.1101

c.1001

d.110

 Loading...

25. Question

a.0 1

b.0.0 1.0

c.none of the mentioned

d.error

 Loading...

26. Question

a.1 2 3

b.5 10 15 40

c.70 20 90 40

d.2 4 6 8

 Loading...

27. Stack can be implemented using _________ and ________ ?

a.Array and Linked List

b.Array and Binary Tree

c.Linked List and Graph

d.Queue and Linked List

 Loading...

28. If a user tries to remove an element from empty queue, it is called _____.

a.Overflow

b.Garbage Collection

c.Underflow

d.Empty collection

 Loading...

29. Question

a.5.6

b.5

c.5.5

d.6

 Loading...

30. Question

a.Hello bin and bin

b.Hello (‘foo’, ‘bin’) and (‘foo’, ‘bin’)

c.None of the mentioned

d.Hello foo and bin

 Loading...

31. What is the result of math.fsum([.1 for i in range(10)])?

a.1.0

b.10

c.1.0000000000100000

d.1

 Loading...

32. Suppose t = (1, 2, 4, 3), which of the following is incorrect?

a.print(len(t))

b.t[3] = 45

c.print(max(t))

d.print(t[3])

 Loading...

 Loading...

 

To summarize, revising for free using our MCQs on Class 12 Computer Science Unit 1 Computational Thinking and Programming 2 is highly beneficial for scoring full marks on the CUET 2026 Computer Science exam. We provide a sophisticated online test platform tailored for unlimited practice through proficiently crafted questions built on the most recent syllabus and exam pattern. Practicing MCQs regularly will boost conceptual understanding as they are significant for objective assessments. Start practicing now to succeed in your CUET 2026 Computer Science exam!

Also Check out Related CUET Computer Science MCQs Links

• Computer Networks MCQ Class 12 Computer Science Unit 2
• Database Management MCQ Class 12 Computer Science Unit 3