3.1 Archiving Files on the Command Line

Question 1

Archive

decompresses bzip2 file

Answer 1

bunzip2

Question 2

Archive

output contents of a bzip compressed file

Answer 2

bzcat

Question 3

Archive

compress files using bzip2 algorithm format

Answer 3

bzip2

Question 4

Archive

Decompress a gzip compressed file

Answer 4

gunzip

Question 5

Archive

compresses files using gzip algorithm and format

Answer 5

gzip

Question 6

Archive

create, update list and extract tar archives

Answer 6

tar

Question 7

Archive

decompress an xz compressed file

Answer 7

unxz

Question 8

Archive

decompress and extract content from zip file

Answer 8

unzip

Question 9

Archive

compress files using the zz algorithm and format

Answer 9

xz

Question 10

Archive

output contents of gzip compressed file

Answer 10

zcat

Question 11

Archive

creates and compresses zip archives

Answer 11

zip

Question 12

Archive

according to the extensions what tools used to create file

archive.tar

Answer 12

tar

Question 13

Archive

according to the extensions what tools used to create file

archive.tgz

Answer 13

tar

gzip

Question 14

Archive

according to the extensions what tools used to create file

archive.tar.xz

Answer 14

tar

xz

Question 15

Archive

What is the status are the file extensions

file.tar

Answer 15

archive

Question 16

Archive

What is the status are the file extensions

file.tar.bz2

Answer 16

archive

compressed

Question 17

Archive

What is the status are the file extensions

file.zip

Answer 17

archive

compressed

Question 18

Archive

What is the status are the file extensions

file.zx

Answer 18

compressed

Question 19

Archive

tar option instructs tar to include the leading / in absolute paths

Answer 19

-P

Question 20

Archive

Does zip support different compression levels

Answer 20

use -#, replacing # with a number from 0-9

Question 21

Archive

When extracting files, does tar support globs in the file list?

Answer 21

Yes, you would use the –wildcards option. –wildcards must be placed right after the tar
file when using the no dash style of options

Question 22

Archive

How can you make sure a decompressed file is identical to the file before it was compressed?

Answer 22

You don’t need to do anything with the tools covered in this lesson. All three of them include
checksums in their file format that is verified when they are decompressed.

Question 23

Archive

What happens if you try to extract a file from a tar archive that already exists on your
filesystem?

Answer 23

The file on your filesystem is overwritten with the version that is in the tar file

Question 24

Archive

How would you extract the file archive.tgz without using the tar z option?

Answer 24

decompress it with gunzip first.