The version that ships with installation disk by default the version of mongoDb. Since the October 2018, the installation discs ship with a community edition not an enterprise one. For version and compatibility, navigate to online help. For security or performance reasons, newer versions can still be used bearing in mind that installer need to perform compatibility tests.
Nb. It is still possible to use enterprise edition as it offers more some other benefits (refer to www.mongodb.com for more details).