Virtually the most widely used compression and archiving program for DOS is the PKZIP. Zipped files all end with. ZIP and can be uncompressed and unarchived with PKUNZIP.

• 事实上使用最广泛的DOS环境下的压缩和归档程序是PKZIP。所有以.；ZIP结尾的文件都能用PKUNZIP程序做还原和释放。