Read and download the CBSE Class 12 Computer Science Revision Of The Basics Of Python Assignment for the 2026-27 academic session. We have provided comprehensive Class 12 Computer Science school assignments that have important solved questions and answers for Revision Of The Basics Of Python. These resources have been carefully prepared by expert teachers as per the latest NCERT, CBSE, and KVS syllabus guidelines.
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Short Answer Type Questions :
Question: What is None literal in Python?
Answer: Python has one special literal called “None”. It is used to indicate something that has not yet been created. It is a legal empty value in Python.
Question: Can List be used as keys of a dictionary?
Answer: No, List can’t be used as keys of dictionary because they are mutable. And a python dictionary can have only keys of immutable types.
Question: Rewrite the code after correcting errors: –
if N=>0
print(odd)
else
Print(“even”)
Answer: – if N>=0:
print(“odd”)
else:
print(“even”)
Question: What is a python variable? Identify the variables that are invalid and state the reason Class, do, while, 4d, a+
Answer: – A variable in python is a container to store data values.
a) do, while are invalid because they are python keyword
b) 4d is invalid because the name can’t be started with a digit.
c) a+ is also not validas no special symbol can be used in name except underscore ( _ ).
Question: Predict the output
for i in range( 1, 10, 3):
print(i)
Answer: – 1
4
7
Question: What will be the output of the following code snippet?
values =[ ]
for i in range (1,4):
values.append(i)
print(values)
Answer: [1]
[1 ,2 ]
[1,2,3]
Question: What problem occurs with the following code
X=40
while X< 50 :
print(X)
Answer: – The given code does not have the incrementing value of X, thus the loop becomes endless.
Question: Find the error in following code. State the reason of the error.
aLst = { ‘a’:1 ,’ b’:2, ‘c’:3 }
print (aLst[‘a’,’b’])
Answer: The above code will produce KeyError, the reason being that there is no key same as the list [‘a’,’b’] in dictionary aLst.
Application Based Questions :
Question: Find output of the following code fragment.
x=”hello world”
print(x[:2],x[:-2],x[-2:])
print(x[6],x[2:4])
print(x[2:-3],x[-4:-2])
Answer: he hello wor ld
w ll
llo wo or
Question: Rewrite the following programs after removing syntactical errors:
for=20
for1=50:
for3=for+for1+for2
print(for3)
Answer: f=20 #( as for is a keyword in python)
for1=50 #(: can not be used here)
for3=f+for1 #(for2 not defined)
print(for3)
Free study material for Computer Science
Chapter Assignment & Practice Material for Class 12 Computer Science Revision Of The Basics Of Python
Class 12 Computer Science Revision Of The Basics Of Python Printable Assignments
Explore active Revision Of The Basics Of Python assignments structured according to the latest CBSE guidelines for Class 12. These sets feature diverse problems ranging from MCQs, short answer questions, and long-form problems focused on Revision Of The Basics Of Python. Conveniently download them as a PDF format file at no cost. Designed by expert teachers following historical exam trends, these exercises ensure solid preparation for school tests.
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- Latest Exam Pattern: All questions are aligned as per the latest CBSE sample papers and marking schemes.
- Huge Variety of Questions: These Revision Of The Basics Of Python sets include Case Studies, objective questions, and various descriptive problems with answers.
- Time Management: Solving these Revision Of The Basics Of Python test papers daily will improve your speed and accuracy.
Maximizing Results from Class 12 Computer Science Practice Sets
- Core Preparation: Go through the NCERT book for Class 12 Computer Science to build strong fundamentals before practice.
- Solo Problem Solving: Try working through the Revision Of The Basics Of Python questions independently before checking our solutions.
- Helpful Assets: Use our Revision Notes and Class 12 worksheets if any specific topic creates confusion.
- Progress Monitoring: Note down complex formulas or concepts, clearing them up with our online MCQ tests.
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FAQs
You can download free PDF assignments for Class 12 Computer Science Revision Of The Basics Of Python from StudiesToday.com. These practice sheets have been updated for the 2026-27 session covering all concepts from latest NCERT textbook.
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Yes. These assignments are designed as per the latest CBSE syllabus for 2026. We have included huge variety of question formats such as MCQs, Case-study based questions and important diagram-based problems found in Revision Of The Basics Of Python.
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