CBSE Class 12 Computer Science Boards 2021 Sample Paper Solved

Read and download PDF of CBSE Class 12 Computer Science Boards 2021 Sample Paper Solved designed as per the latest curriculum and examination pattern for Class 12 issued by CBSE, NCERT and KVS. The latest Class 12 Computer Science Sample Papers have been provided with solutions so that the students can solve these practice papers and then compare their answers. This will help them to identify mistakes and improvement areas in Computer Science Class 12 which they need to study more to get better marks in Class 12 exams. After solving these guess papers also refer to solved Class 12 Computer Science Question Papers available on our website to build strong understanding of the subject

Sample Paper for Class 12 Computer Science Pdf

Students can refer to the below Class 12 Computer Science Sample Paper designed to help students understand the pattern of questions that will be asked in Class 12 exams. Please download CBSE Class 12 Computer Science Boards 2021 Sample Paper Solved

Computer Science Class 12 Sample Paper

Part-A Marks
allocated
Section-I
Select the most appropriate option out of the options given for each question. Attempt any 15 questions from question no 1 to 21.
 
1 Find the invalid identifier from the following
 
a) MyName
 
b) True
 
c) 2ndName
 
d) My_Name
 
2 Given the lists L=[1,3,6,82,5,7,11,92] , write the output of print(L[2:5]) 
 
3 Write the full form of CSV. 
 
4 Identify the valid arithmetic operator in Python from the following.
 
a) ?
 
b) <
 
c) **
 
d) and
 
5 Suppose a tuple T is declared as T = (10, 12, 43, 39), which of the following is incorrect?
 
a) print(T[1])
 
b) T[2] = -29
 
c) print(max(T))
 
d) print(len(T))
 
6 Write a statement in Python to declare a dictionary whose keys are 1, 2, 3 and values are Monday, Tuesday and Wednesday respectively.
 
7 A tuple is declared as T = (2,5,6,9,8)
 
What will be the value of sum(T)?
 
8 Name the built-in mathematical function / method that is used to return an absolute value of a number.
 
9 Name the protocol that is used to send emails.
 
10 Your friend Ranjana complaints that somebody has created a fake profile on Facebook and defaming her character with abusive comments and pictures.Identify the type of cybercrime for these situations.
 
11 In SQL, name the clause that is used to display the tuples in ascending order of an attribute.
 
12 In SQL, what is the use of IS NULL operator?
 
13 Write any one aggregate function used in SQL. 
 
14 Which of the following is a DDL command?
 
a) SELECT b) ALTER c) INSERT d) UPDATE
 
15 Name The transmission media best suitable for connecting to hilly areas. 
 
16 Identify the valid declaration of L:
L = [‘Mon’, ‘23’, ‘hello’, ’60.5’]
 
Please click on below link to download CBSE Class 12 Computer Science Boards 2021 Sample Paper Solved.

CBSE Class 12 Computer Science Boards 2021 Sample Paper Solved

We hope you liked the above provided CBSE Class 12 Computer Science Boards 2021 Sample Paper Solved. To get an understanding of the type of questions which were asked in exams, it is important for Class 12 students to understand the way sample Paper are set by teachers. Students can download the Sample Paper for Class 12 Computer Science which will be coming in the exams so that you can practise them and solve all types of questions that can be asked in exams. By doing CBSE Class 12 Computer Science Boards 2021 Sample Paper Solved you will understand the regular questions and MCQ questions for Class 12 Computer Science which are always asked. You can download CBSE Class 12 Computer Science Sample Paper and Class 12 Computer Science Question Papers in PDF. You should attempt all the last year question paper for Class 12 and Class 12 Computer Science MCQ Test in examination conditions at home and then compare their answers with the solutions provided by our teachers.

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