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12th Standard English Medium Computer Science Subject Database Concepts Book Back 1 Mark Questions with Solution Part - I

12th Standard

    Reg.No. :
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Computer Science

Time : 01:00:00 Hrs
Total Marks : 5

    1 Marks

    5 x 1 = 5
  1. What is the acronym of DBMS?

    (a)

    DataBase Management Symbol

    (b)

    Database Managing System

    (c)

    DataBase Management System

    (d)

    DataBasic Management System

  2. A table is known as

    (a)

    tuple

    (b)

    attribute

    (c)

    relation

    (d)

    entity

  3. Which database model represents parent-child relationship?

    (a)

    Relational

    (b)

    Network

    (c)

    Hierarchical

    (d)

    Object

  4. Relational database model was first proposed by

    (a)

    E F Codd

    (b)

    E E Codd

    (c)

    E F Cadd

    (d)

    E F Codder

  5. What type of relationship does hierarchical model represents?

    (a)

    one-to-one

    (b)

    one-to-many

    (c)

    many-to-one

    (d)

    many-to-many

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