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Model 3 Mark Book Back Questions (New Syllabus) 2020

12th Standard EM

    Reg.No. :
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Computer Science

Time : 01:00:00 Hrs
Total Marks : 48

    Part A

    16 x 3 = 48
  1. Mention the characteristics of Interface.

  2. Differentiate Concrete data type and abstract datatype

  3. Define Enclosed scope with an example

  4. What are the factors that influence time and space complexity

  5. Write short notes on Escape sequences with examples.

  6. Write the syntax of while loop.

  7. Write a Python code to check whether a given year is leap year or not

  8. What is the use of format( )? Give an example.

  9. Explain the difference between del and clear( ) in dictionary with an example.

  10. Write a class with two private class variables and print the sum using a method.

  11. What is the difference between Select and Project command?

  12. Write the use of Savepoint command with an example.

  13. Write a Python program to read a CSV file with default delimiter comma (,).

  14. Identify the module ,operator, definition name for the following
    welcome.display()

  15. Read the following details.Based on that write a python script to display records in desending order of
    Eno
    database name :- organization.db
    Table name :- Employee
    Columns in the table :- Eno, EmpName, Esal, Dept

  16. Write the coding for the following:
    a. To check if PIP is Installed in your PC.
    b. To Check the version of PIP installed in your PC.
    c. To list the packages in matplotlib.

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