Informatics Practices
Identify the SQL command used to delete a relation (table) from a relational database.
- DROP TABLE
- REMOVE TABLE
- DELETE TABLE
- ERASE TABLE
Related Questions
The purpose of WHERE clause in a SQL statement is to:
- Create a table
- Filter rows based on a specific condition
- Specify the columns to be displayed
- Sort the result based on a column
Identify the networking device responsible for routing data packets based on their destination addresses.
- Modem
- Hub
- Repeater
- Router
e-waste refers to:
- Software that has become obsolete
- Data that has been deleted from a storage device
- Viruses that infect computers
- Electronic devices that are no longer in use
Which of the following Python statements can be used to select a column column_name from a DataFrame df ?
- df.getcolumn('column_name')
- df['column_name']
- df.select('column_name')
- df(column_name)