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12th Standard Computer Applications English Medium - Introduction to Database Management System 1 Mark Creative Question Paper and Answer Key 2022 - 2023 Study Materials Sep-05 , 2022

QB365 provides a detailed and simple solution for every Possible Creative Questions in Class 12 Computer Applications Subject - Introduction to Database Management System, English Medium. It will help Students to get more practice questions, Students can Practice these question papers in addition to score best marks.

12th Standard Computer Applications English Medium - Introduction to Database Management System 1 Mark Creative Question Paper and Answer Key 2022 - 2023

Introduction to Database Management System 1 Mark Creative Question Paper With Answer Key

12th Standard

    Reg.No. :
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Computer Applications

Time : 00:20:00 Hrs
Total Marks : 15

    Multiple Choice Question

    15 x 1 = 15

  1. Which of the following is a not a database? 

    (a)

    Oracle

    (b)

    PostgreSQL

    (c)

    SQLite

    (d)

    None of these

  2. DBMS provides to ___________ data

    (a)

    create

    (b)

    retrieve

    (c)

    update

    (d)

    all of the above

  3. Which of the following are the limitations of system

    (a)

    Data Duplication

    (b)

    High Maintenance

    (c)

    Security

    (d)

    All of the above

  4. ___________ is defined as the system's ability to recover all committed transactions during the failure of storage or the system

    (a)

    Durability

    (b)

    Consistency

    (c)

    Concurrency

    (d)

    All of the above

  5. Which of the following is a commercial relational models in use

    (a)

    Oracle

    (b)

    DB2

    (c)

    Postgre SQL

    (d)

    Both a and b

  6. A _________ is a "copy" of a primary key

    (a)

    Candidate Key

    (b)

    Super Key

    (c)

    Foreign Key

    (d)

    Composite Key

  7. A key With more than one attribute to identify rows uniquely in a table is called ___________

    (a)

    Candidate Key

    (b)

    Super Key

    (c)

    Foreign Key

    (d)

    Composite Key

  8. An _________ can be anything a real-world object

    (a)

    Data

    (b)

    Entity

    (c)

    Instance

    (d)

    Relationship

  9. _________ are the values for the entity

    (a)

    Data

    (b)

    Entity

    (c)

    Instance

    (d)

    Relationship

  10. _____________ describes a unique characteristic of an entity

    (a)

    Key Attribute

    (b)

    Simple Attributes

    (c)

    Composite Attributes

    (d)

    Single Valued Attribute

  11. ___________ can be subdivided into simple attributes without change in the meaning of that attribute

    (a)

    Key Attribute

    (b)

    Simple Attributes

    (c)

    Composite Attributes

    (d)

    Single Valued Attribute

  12. A __________ contains only one value for the attribute and they don't have multiple numbers of values.

    (a)

    Key Attribute

    (b)

    Simple Attributes

    (c)

    Composite Attributes

    (d)

    Single Valued Attribute

  13. The ________ cannot be separated it will be having a single value for their entity.

    (a)

    Key Attribute

    (b)

    Simple Attributes

    (c)

    Composite Attributes

    (d)

    Single Valued Attribute

  14. A _____ has more than one value for that particular attribute

    (a)

    Multi valued attribute

    (b)

    Simple Attributes

    (c)

    Composite Attributes

    (d)

    Single Valued Attribute

  15. ______ is most popular for Web Admimstration.

    (a)

    PHPMYADMI

    (b)

    MySQL Work bench

    (c)

    Heidi SQL

    (d)

    All of the above

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