: This common acronym stands for English Language Arts , suggesting the file contains curriculum materials, practice tests, or educational software related to English literacy.
: This indicates that the original data was too large for a single file and has been split into multiple parts; you need all parts (Part 1, Part 2, etc.) to successfully extract the contents.
: A compressed archive format. To open this, you need utility software like WinRAR or 7-Zip . How to Use This File
: Often a release group tag or a specific internal project code used by the uploader.