Solved CBSE Class 12 Computer Science (083) Sample Question Paper 2022–23 helps students understand the latest exam pattern, marking scheme, and important topics like Python programming, Data Structures, SQL, and Computer Networks. It includes objective, short, and long answer questions, making it useful for practice, revision, and time management.
The solutions provide step-by-step answers, Python code, and SQL queries with clear explanations. It helps in concept clarity, error correction, and improving accuracy and confidence, making it an essential resource for board exam preparation.
This CBSE Class 12 Computer Science (083) Sample Question Paper 2022–23 with Solution is very helpful for students who are preparing for Class 12 board exams as well as for teachers who are guiding students. It gives a clear idea about the exam pattern, important topics, and types of questions that can be asked in the final examination.
CBSE Class 12 CS 083 Sample QP 2022-23 with Solution
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The Year-Wise CBSE Class 12 Computer Science (083) Pre-Board and Sample Question Papers with Solutions are provided at the bottom of this post.
CBSE Class 12 CS 083 Sample Question Paper Session (2022-23)
CBSE | DEPARTMENT OF SKILL EDUCATION
COMPUTER SCIENCE (SUBJECT CODE - 083)
Sample Question Paper (SQP) Solution for Class XII (Session 2022-2023)
Max. Time: 3 Hours
Max. Marks: 60
General Instructions:
- This question paper contains five sections, Section A to E.
- All questions are compulsory.
- Section A have 18 questions carrying 01 mark each.
- Section B has 07 Very Short Answer type questions carrying 02 marks each.
- Section C has 05 Short Answer type questions carrying 03 marks each.
- Section D has 03 Long Answer type questions carrying 05 marks each.
- Section E has 02 questions carrying 04 marks each. One internal choice is given in Q35 against part c only.
- All programming questions are to be answered using Python Language only.
SECTION A
1. State True or False
“Variable declaration is implicit in Python.”
Ans:
2. Which of the following is an invalid datatype in Python?
a) Set
b) None
c) Integer
d) Real
3. Given the following dictionaries
dict_exam={"Exam":"AISSCE", "Year":2023}
dict_result={"Total":500, "Pass_Marks":165}
Which statement will merge the contents of both dictionaries?
a) dict_exam.update(dict_result)
b) dict_exam + dict_result
c) dict_exam.add(dict_result)
d) dict_exam.merge(dict_result)
4. Consider the given expression:
not True and False or True
Which of the following will be correct output if the given expression is evaluated?
a) True
b) False
c) NONE
d) NULL
5. Select the correct output of the code:
a = "Year 2022 at All the best"
a = a.split('2')
b = a[0] + ". " + a[1] + ". " + a[3]
print (b)
a) Year . 0. at All the best
b) Year 0. at All the best
c) Year . 022. at All the best
d) Year . 0. at all the best
6. Which of the following mode in file opening statement results or generates an error if the file does not exist?
a) a+
b) r+
c) w+
d) None of the above
7. Fill in the blank:
______ command is used to remove primary key from the table in SQL.
a) update
b) remove
c) alter
d) drop
8. Which of the following commands will delete the table from MYSQL database?
a) DELETE TABLE
b) DROP TABLE
c) REMOVE TABLE
d) ALTER TABLE
9. Which of the following statement(s) would give an error after executing the following code?
S="Welcome to class XII" # Statement 1
print(S) # Statement 2
S="Thank you" # Statement 3
S[0]= '@' # Statement 4
S=S+"Thank you" # Statement 5
a) Statement 3
b) Statement 4
c) Statement 5
d) Statement 4 and 5
10. Fill in the blank:
_______ is a non-key attribute, whose values are derived from the primary key of some other table.
a) Primary Key
b) Foreign Key
c) Candidate Key
d) Alternate Key
11. The correct syntax of seek() is:
a) file_object.seek(offset [, reference_point])
b) seek(offset [, reference_point])
c) seek(offset, file_object)
d) seek.file_object(offset)
12. Fill in the blank:
The SELECT statement when combined with ________ clause, returns records without repetition.
a) DESCRIBE
b) UNIQUE
c) DISTINCT
d) NULL
13. Fill in the blank:
______is a communication methodology designed to deliver both voice and multimedia communications over Internet protocol.
a) VoIP
b) SMTP
c) PPP
d) HTTP
14. What will the following expression be evaluated to in Python?
print(15.0 / 4 + (8 + 3.0))
a) 14.75
b) 14.0
c) 15
d) 15.5
15. Which function is used to display the total number of records from table in a database?
a) sum(*)
b) total(*)
c) count(*)
d) return(*)
16. To establish a connection between Python and SQL database, connect() is used. Which of the following arguments may not necessarily be given while calling connect()?
a) host
b) database
c) user
d) password
Q 17 and 18 are ASSERTION AND REASONING based questions. Mark the correct choice as
a) Both A and R are true and R is the correct explanation for A
b) Both A and R are true and R is not the correct explanation for A
c) A is True but R is False
d) A is false but R is True
17. Assertion (A): If the arguments in function call statement match the number and order of arguments as defined in the function definition, such arguments are called positional arguments.
Reasoning (R): During a function call, the argument list first contains default argument(s) followed by positional argument(s).
18. Assertion (A): CSV (Comma Separated Values) is a file format for data storage which looks like a text file.
Reason (R): The information is organized with one record on each line and each field is separated by comma.
SECTION B
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SECTION C
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SECTION D
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SECTION E
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