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12th Standard Computer Science Data Abstraction English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021

12th Standard

    Reg.No. :
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Computer Science

Time : 00:10:00 Hrs
Total Marks : 10

    Answer all the questions

    10 x 1 = 10
  1. Which of the following functions that retrieve information from the data type?

    (a)

    Constructors

    (b)

    Selectors

    (c)

    recursive

    (d)

    Nested

  2. A sequence of immutable objects is called

    (a)

    Built in

    (b)

    List

    (c)

    Tuple

    (d)

    Derived data

  3. The data type whose representation is unknown are called

    (a)

    Built in datatype

    (b)

    Derived datatype

    (c)

    Concrete datatype

    (d)

    Abstract datatype

  4. Bundling two values together into one can be considered as

    (a)

    Pair

    (b)

    Triplet

    (c)

    single

    (d)

    quadrat

  5. Which of the following is constructed by placing expressions within square brackets?

    (a)

    Tuples

    (b)

    Lists

    (c)

    Classes

    (d)

    quadrats

  6. Which of the following provides modularity?

    (a)

    Datatypes

    (b)

    Subroutines

    (c)

    Classes

    (d)

    Abstraction

  7. Which of the following is a type for objects whose behavior is defined by a set of value and a set of operations?

    (a)

    User-defined datatype

    (b)

    Derived datatype

    (c)

    Built-in datatype

    (d)

    Abstract datatype

  8. The process of providing only the essentials and hiding the details is known as

    (a)

    Functions

    (b)

    Abstraction

    (c)

    Encapsulation

    (d)

    Pairs

  9. How many ways to implement an ADT?

    (a)

    Only one

    (b)

    Two

    (c)

    Three

    (d)

    Many

  10. Which of the following replicate how we think about the world?

    (a)

    Queue ADT

    (b)

    Data Hiding

    (c)

    Data Abstraction

    (d)

    Stack ADT

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