CBSE Class 12 Informatics Practices Boards 2020 Sample Paper Solved

Informatics Practices
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Class 12 Informatics Practices Solved Model Papers: CBSE Class 12 Informatics Practices Boards 2020 Sample Paper Solved

Explore authentic exam practice materials through the CBSE Class 12 Informatics Practices Boards 2020 Sample Paper Solved. Tailored for Class 12 learners, utilizing these Informatics Practices sample papers ensures thorough preparation and strengthens time management skills before final CBSE evaluations.

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View or download the dedicated CBSE Class 12 Informatics Practices Boards 2020 Sample Paper Solved resource below. Engaging with these sample papers under timed conditions ensures continuous academic progress and mastery of the 2026-27 exam format.

CBSE Class 12 Informatics Practices Boards 2020 Sample Paper Solved. CBSE has recently released the class 12 sample papers for subject Informatics Practices. These suggested sample papers are released every year by CBSE ahead of the class 12 board exams so that the students can understand the pattern of question paper and type of questions which is expected to come in the Class 12 board exams. Students can refer to the attached question paper along with marking scheme to understand what they can expect in the board exams in 2020. Its always better to solve the question paper first and then refer to provided answers.

Section A
Answer the following questions :

1 a) Find the output of following program.
import numpy as np
d=np.array([10,20,30,40,50,60,70])
print(d[-4:])
 
b) Fill in the blank with appropriate numpy method to calculate and print the variance of an array.
import numpy as np
data=np.array([1,2,3,4,5,6])
print(np.___(data,ddof=0)
 
c) Mr. Sanjay wants to plot a bar graph for the given set of values of subject on x-axis and number of students who opted for that subject on y-axis.
Complete the code to perform the following :
(i) To plot the bar graph in statement 1
(ii) To display the graph in statement 2
import matplotlib.pyplot as plt
x=['Hindi', 'English', 'Science', 'SST']
y=[10,20,30,40]
_____________________ Statement 1
_____________________ Statement 2
 
OR
Mr. Harry wants to draw a line chart using a list of elements named LIST.
Complete the code to perform the following operations:
(i) To plot a line chart using the given LIST,
(ii) To give a y-axis label to the line chart named “Sample
Numbers”.
import matplotlib.pyplot as PLINE
LIST=[10,20,30,40,50,60]
_____________________ Statement 1
_____________________ Statement 2
PLINE.show()
 
d) Write the output of the following code :
import numpy as np
array1=np.array([10,12,14,16,18,20,22])
array2=np.array([10,12,15,16,12,20,12])
a=(np.where(array1==array2))
print(array1[a])
 

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Model Practice Papers & Solutions for Class 12 Informatics Practices

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Review model practice papers for Class 12 Informatics Practices. Working through the CBSE Class 12 Informatics Practices Boards 2020 Sample Paper Solved under simulated test conditions at home ensures complete familiarity with upcoming school evaluations.

Why Practice Class 12 Informatics Practices Sample Papers?

  • Original Practice Material: Access unique questions for Informatics Practices designed to challenge your understanding.
  • Self-Assessment: Evaluate scores per set to pinpoint weak zones in Class 12 Informatics Practices.
  • Exam Completion Skills: Routine problem sets train you to manage test duration efficiently without stress.

Steps to Follow After Completing CBSE Class 12 Informatics Practices Boards 2020 Sample Paper Solved

  1. Verify Answers: Compare your responses against professional teacher solutions provided in the sample paper keys.
  2. Error Analysis: Class 12 learners must review incorrect answers carefully to understand underlying mistakes.
  3. Concept Reinforcement: Consult the official NCERT book for Class 12 Informatics Practices when stuck before re-attempting problems.

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Are solutions provided for CBSE Class 12 Informatics Practices Boards 2020 Sample Paper Solved?

Yes, CBSE Class 12 Informatics Practices Boards 2020 Sample Paper Solved comes with detailed, teacher-verified solutions. We have provided step-by-step answers for Informatics Practices to help students of Class 12 understand correct methodology and marking scheme.

How can practicing CBSE Class 12 Informatics Practices Boards 2020 Sample Paper Solved help in exam preparation?

Practicing this Informatics Practices paper helps in time management and identifying important topics. For Class 12, solving mock papers is the best way to gain confidence and reduce exam-day anxiety.

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