Which of the following commands will send output from the program myapp to both standard output (stdout) and the file file1.log?
cat < myapp | cat > file1.log
myapp 0>&1 | cat > file1.log
myapp | cat > file1.log
myapp | tee file1.log
tee myapp file1.log
Referência recomendada para estudo
The tee command reads from standard input and writes to both standard output and one or more files simultaneously.
tee
