CBSE Class 11 Computer Science Sample Paper Set K

CBSE Class 11 Computer Science Sample Paper Set K.Sample Papers are the very important for every student. The sample papers should be practiced to gain extra marks in examinations. The sample papers have been prepared based on summative assessment1 and summative assessment 2 pattern. The sample papers have been prepared based on pattern of last year examinations and as per latest changes in the syllabus. Students, teachers and parents can download all CBSE educational material and very well prepared worksheets from this website.  All CBSE educational material is developed by our panel of teachers, have also been submitted by CBSE teachers and students. 

1. a) Draw and explain basic structure of computer. (4)

b) Write short note on Android. (2)

c) Distinguish between : (4)

i) Analog and Hybrid computers

ii) RISC and CISC

2. a) How Linux is different from Unix? (2)

b) What is Cache Memory? What it is made-up of? What are its two types and how are they different? Explain. (4)

c) Distinguish between RAM and ROM (with their types) in detail. (4)

3. a) i) (101010) 2 →(?) 16→ (?)10 (2)

ii) (288)10 → (?) 2 → (?)8 → (?)16 (3)

iii) (11111011110101)2 → (?)8 (1)

iv) (3ABC) 16→ (?)8 (1)

b) Find the One’s and Two’s complement of 25. (3)

4. a) Define Inheritance and explain Transitive Nature of Inheritance. (3)

b) Define Data Abstraction and Data Encapsulation and how are they related? Explain. (4)

c) What are Object based languages? (1)

d) Define Class and Object. (2)

5. a) What is Cascading of Operators? Explain with example. (2)

b) Which one condition every C++ program must fulfill and why? Explain. (3)

c) What is the purpose of comment and what are two ways to insert comment in C++ program? Explain with example. (3)

d) How Runtime errors are different from Syntax error? Give example of each. (2)

6. a) Write a program to find whether the number given by user is odd or even. (3)

b) Define variable. Give one example of declaration and initialization of a variable. (2)

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