2ND PUC COMPUTER SCIENCE MODEL QUESTION PAPER 1

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PU-II COMPUTER SCIENCE

MODEL QUESTION PAPER 1

I. Answer all the questions.
Each question carries 1 mark. (10 X 1 = 10)

       1. Expand PCI.

       2. Draw OR gate.

       3. What is data structure?

       4. Name any two member access specifiers.

       5. Define pointer.

       6. What is database?

       7. Define network.

       8. What is interspace?

       9. Define telnet.

       10. Name the tag used for creating link in HTML.

  

II. Answer any five of the following.
Each question carries 2 marks. (5 X 2 = 10)

       11. What is minterm and max term?

       12. Prove X + YZ = (X+Y)(X+Z).

       13. What is polymorphism?

       14. Write disadvantages of default constructor.

       15. Name the methods to open a file.

       16. List the names of RDBMS software.

       17. Write the syntax of SELECT with an example.

       18. List any two networking goals.

III. Answer any five of the following.
Each question carries 3 marks.  (5 X 3 = 15)

       19. Explain the characteristics of mother board.

       20. How to covert NAND-to-AND logic.

       21. Explain memory representation of one-dimensional array.

       22. Explain array of pointers.

       23. Differentiate between text file and binary file.

       24. List the applications of database.

       25. What is proprietary software? Mention its limitations.

       26. Explain the structure of HTML.

IV. Answer any seven of the following.
Each carries 5 marks.  (7 X 5 = 35)

       27. Using K-map, simplify the following expressions in four variables W,X,Y and Z.

        m₁,m₃,m₅,m₆,m₇,m₉,m₁₁,m₁₃.

       28. Write an algorithm to demonstrate binary search.

       29. Demonstrate an algorithm to insert an element in a stack.

       30. Describe the advantages of OOP over earlier programming methods.

       31. Write the difference between procedural programming and object oriented programming.

       32. Define function overloading. Explain the need for function overloading.

       33. Write the rules for declaring constructor.

       34. List the advantages of inheritance.

       35. Explain data processing cycle.

       36. Describe any five group functions with an example.

       37. Explain OSI reference model.