Centos7 system—detailed explanation of file compression and decompression commands.

CentOS 7 system provides a variety of commands for file compression and decompression operations. The following are some commonly used commands and their usage.

1. tar: The tar command is used to package files or directories and optionally compress them into tar archives.

   • Create tar compressed package:
     tar -cvf archive.tar file1 file2 directory
   • Unzip the tar archive:
     tar -xvf archive.tar
   • Create tar.gz compressed package:
     tar -czvf archive.tar.gz file1 file2 directory
   • Decompress the tar.gz compressed package:
     tar -xzvf archive.tar.gz
   • Create tar.bz2 compressed package:
     tar -cjvf archive.tar.bz2 file1 file2 directory
   • Decompress the tar.bz2 compressed package:
     tar -xjvf archive.tar.bz2

2. gzip: The gzip command is used to compress files and rename them to .gz.

   • Compressed file:
     gzip filename
   • Unzip the file:
     gzip -d filename.gz

3. bzip2: The bzip2 command is used to compress files and rename them to .bz2.

   • Compressed file:
     bzip2 filename
   • Unzip the file:
     bzip2 -d filename.bz2

4. zip: The zip command is used to create ZIP compressed packages.

   • Create ZIP compressed package:
     zip archive.zip file1 file2 directory
   • Decompress the ZIP package:
     unzip archive.zip

5. unrar: The unrar command is used to decompress RAR archives.

   • Decompress the RAR archive:
     unrar x archive.rar

6. 7z: The 7z command is used to create and decompress 7z compressed packages, supporting multiple compression formats.

   • Create 7z compressed package:
     7z a archive.7z file1 file2 directory
   • Decompress the 7z compressed package:
     7z x archive.7z

These are detailed instructions for common file compression and decompression commands. Select the appropriate command to operate according to your needs. Keep in mind that different commands may require related packages to be installed.

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