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TN 12th Computer Applications மின்னணு தரவு பரிமாற்றம் Sample Question Papers Study Material - QB365 Set A

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TN 12th Computer Applications மின் - வணிக பாதுகாப்பு அமைப்புகள் Sample Question Papers Study Material - QB365 Set A

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TN 12th Computer Applications மின்னணு செலுத்தல் முறைகள் Sample Question Papers Study Material - QB365 Set A

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TN 12th Computer Applications மின் - வணிகம் Sample Question Papers Study Material - QB365 Set A

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12th Standard English Medium Computer Science Subject Data Abstraction Creative 2 Mark Questions with Solution Part - I updated Creative Questions

Published on: 13/05/2022

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Std: 12th Standard - Computer Science

chapter: - Creative Questions

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Questions:

Generic 2

5 x 2 = 10

From the statement P1 : = Preson(), What does P1 and person referred.

Write a pseudocode to depressant rational numbers using list.

How the concrete level of data abstraction implemented?

Identify which is the constructor and selector from the following statement.
(i) The Functions that retrieve information from the datatype.
(ii)The function which creates an object.

Give an example of implementing an ADT

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Answers Key:

Generic 2

5 x 2 = 10

Person is referred to as a class or a type, while p1 is referred to as an object or an instance.

rational(n, d):
return [n, d]
numer(x):
return x[0]
denom(x):
return x[1]

(i) To implement the concrete level of data abstraction, languages like Python provides a compound structure called Pair which is made up of list or Tuple.
(ii) The first way to implement pairs is with the List construct

(i) Selector
(ii) Constructor

(i) There can be different ways to implement an ADT, for example, the, List ADT can be implemented using singly linked list or doubly linked list.
(ii) Similarly, stack ADT and Queue ADT can be implemented using lists