Which directory typically contains temporary files and logs in Linux?

The directory that typically contains temporary files and logs in Linux is /var. This directory is specifically designed to hold variable data files, which include system logging files, mail spools, and transient and temporary files used by various applications.

The /var directory is important because it provides a separate location for data that is expected to change often, such as log files that grow in size over time. Log files, which are crucial for auditing and monitoring system activity, are stored in subdirectories under /var, such as /var/log.

While /tmp is also a directory that holds temporary files, it is primarily used for storing temporary files that may be needed during the operation of software applications or the operating system itself. This directory is cleared regularly, often at boot time.

The /usr directory contains user-related programs and data files, while /etc is reserved for configuration files that control how the system and applications behave. Both of these directories are not designed to hold temporary files or logs, making /var the most relevant and appropriate choice for this context.