cat command

cat command is use to read the contents of files or displaying them, combining copies of  files and creating file .

See the use of cat command

Command	Details
cat [options] [filenames] [-] [filenames]	Syntax
cat file1	cat command is use to read the contents of files
cat file1 > file2	">" this is output redirection operator, cat file1 output is written to file2
cat >file1	To Write the data into file 1
cat > file2	To Write the data into file 2
cat file1 file2	concatenate copies of the contents of the two files file1 and file2
cat file1 file2 >file3	file1 and file2 data redirect to file3
cat >> file4	">>" the append operator , append the data in file4