Apache Spark Certification 2025 – 400 Free Practice Questions to Pass the Exam

Scala can indeed be run from the Cygwin shell after installation on Windows, provided that Scala's binary directory is added to the Windows PATH. This is because Cygwin creates a Unix-like environment on Windows, allowing users to run various Unix commands and shell scripts. By modifying the PATH variable, you ensure that the system can locate the Scala executable when you attempt to run it from the Cygwin shell.

Having Scala's bin directory in the PATH makes it straightforward to invoke Scala commands from any terminal window, including Cygwin. This integration highlights the versatility of Scala, as it can operate in different environments with the right configurations.

The other options reflect different misunderstandings about the capability of Cygwin. Particularly, the statement that Cygwin does not support Scala fails to consider that Cygwin can execute any command-line programs available in the Windows environment, provided the PATH is set correctly. Additionally, suggesting that Scala can only run with additional configuration might imply that standard PATH modifications are overly complex, which they are not. Lastly, the notion that Scala cannot be run in shell environments is misleading, as Scala is designed to be executed in various command-line contexts, including those provided by shells like Cygwin.