Multiple choice technology databases

Which statement about a table is true?

  1. A table can have up to 10,000 columns.

  2. The size of a table does NOT need to be specified

  3. A table CANNOT be created while users are using the database

  4. The structure of a table CANNOT be modified while the table is online

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

When creating a table in a relational database, you do not need to specify its physical size, as storage is allocated dynamically. Tables can be created while users are active, and their structures can be modified online.