Most Mandarin varieties have four tones. The final stops of Middle Chinese have disappeared in most of these varieties, but some have merged them as a final glottal stop. Many Mandarin varieties, including the Beijing dialect, retain retroflex initial consonants, which have been lost in southern dialect groups.
explorer.exe is a system process that is needed for your PC to work properly. It should not be removed. Check your system now to identify unused processes that are slowing down your computer. The explorer.exe file is an executable file for Windows Explorer.
In Linux, are .tar or .gz executable files like .exe in Windows? Answer Wiki. Tar files are tape archives, files that contain a collection of other files (uncompressed) inside. The original purpose of tar was to create data to be stored to magnetic tape for backup / archival purposes. Gz files are files that have been compressed with the program gzip.