11. A logical schema

1. 1. is the entire database

   
   
   

   2. is a standard way of organising information into accessable part

   
   
   

   3. describes how data is actually stored on disk

   
   
   

   4. All of the above

   
   
   

   5. None of the above

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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12. In the relational modes, cardinality is termed as

1. 1. number of tuples

   
   
   

   2. number of attributes

   
   
   

   3. number of tables

   
   
   

   4. number of constraints

   
   
   

   5. None of the above

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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13. An entity set that does not have sufficient attributes to form a primary key, is a

1. 1. strong entity set

   
   
   

   2. weak entity set

   
   
   

   3. simple entity set

   
   
   

   4. primary entity set

   
   
   

   5. None of the above

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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14. In a relational database, a data structure that organises the information about a single topic into rows and columns, is

1. 1. block

   
   
   

   2. record

   
   
   

   3. tuple

   
   
   

   4. table

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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15. What is the overall term for creating, editing, formatting, storing, retrieving a text document ?

1. 1. Word processing

   
   
   

   2. Spreadsheet design

   
   
   

   3. Web design

   
   
   

   4. Database management

   
   
   

   5. Presentation generation

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: D

   NA

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