SQL Database Query Basics
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Questions and Answers

What is the purpose of an SQL database query?

  • To retrieve data from the database (correct)
  • To insert data into the database
  • To delete the entire database
  • To update the database software

    • Which SQL statement is used to retrieve all records from a table?

  • RETRIEVE FROM table_name
  • SELECT * FROM table_name (correct)
  • GET ALL FROM table_name
  • SHOW table_name

    • What does the SQL command 'DELETE FROM table_name' do?

  • Inserts new records into the table
  • Deletes all records from the table (correct)
  • Updates the records in the table
  • Deletes the entire database

    • SQL database queries only retrieve data and cannot modify it.

    <p>False</p> Signup and view all the answers

    SQL database queries can be used to retrieve, insert, update, and delete data.

    <p>True</p> Signup and view all the answers

    SQL database queries are written in Python language.

    <p>False</p> Signup and view all the answers

    True or false: JSON is a suitable format for representing data in a structured way?

    <p>True</p> Signup and view all the answers

    True or false: SQL queries can be used to perform various operations on a database such as retrieving, inserting, updating, and deleting data?

    <p>True</p> Signup and view all the answers

    True or false: SQL database queries are written in Python language?

    <p>False</p> Signup and view all the answers

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