What is the first step you must take before using the RJDBC package for R$?$

$1$ point

Load the RJDBC library.

Load the DB$2$ JDBC type $4$ driver and create a driver object.

Create a connection object for a database on a remote server.

Query the database using a SELECT statement.

$3.$

Question $3$

Which of the following is one of the two components of ODBC?

$1$ point

Registered DNS

ODBC Runtime Environment

ODBC Driver Manager

Data sources

$4.$

Question $4$

What is typically considered the best method for providing a Data Analyst with knowledge of a database schema or structure, often presented through an Entity Relationship $($ER$)$ diagram?

$1$ point

Utilizing IBM InfoSphere Data Architect

Employing a comprehensive textual document

Conducting in$-$person training sessions

None of the above

$5.$

Question $5$

Which RODBC function does NOT help you learn about the schema of your database?

$1$ point

sqlTables$()$

odbcGetInfo$()$

sqlColumns$()$

sqlTypeInfo$()$