Database bingo

Exercise and reference answers

Clues and terms

1. Clue

   Data in row tables.

   Item

   RDBMS

2. Clue

   Proposed the model.

   Item

   Codd

3. Clue

   Identifies each row.

   Item

   Primary key

4. Clue

   Same data held twice.

   Item

   Redundancy

5. Clue

   Documents and graphs.

   Item

   NoSQL

6. Clue

   One unit of work.

   Item

   Transaction

7. Clue

   Keeps data reliable.

   Item

   ACID

8. Clue

   Picks matching rows.

   Item

   Select

9. Clue

   Picks chosen columns.

   Item

   Project

Instructions

Read each clue and tap the term it describes.

Explanation