CBSE Class 12 Sample Paper for 2023 Boards

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Solutions to CBSE Sample Paper - Computer Science Class 12

Question 34 (ii) - CBSE Class 12 Sample Paper for 2023 Boards - Solutions to CBSE Sample Paper - Computer Science Class 12

Last updated at Dec. 13, 2024 by

(ii) If two columns are added and 2 rows are deleted from the table result, what will be the new degree and cardinality of the above table?

 

Answer:

  • Degree refers to the number of attributes/columns in a table.
  • Cardinality refers to the number of tuples/rows in a table. 

If two columns are added to the table, the new degree will become 8.

If two rows are deleted from the table, the new cardinality will become 5.

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo