ls *.txt
cat *.log
rm temp*
mv *.bak /backup/
ls -l > lista_de_arquivos.txt
wc -l relatorio*
cp *.{jpg,png} imagens/
ls *[0-9]*
echo "Dados importantes" | tee arquivo1.txt arquivo2.txt
find /etc -name "*.conf" > lista_conf.txt
ls -lt *.log | head -n 5
rm !("backup*.tar.gz")
grep "erro" *.log > erros.txt 2> grep_erros.log
find . -name "*.sh" -mtime -7 -exec cp {} scripts_backup/ \;
comando > saida.log 2>&1
awk '(NR == 1) || (FNR > 1)' *.csv > combinado.csv
find . -name "*.log" -size +100M -print0 | xargs -0 -P4 gzip
diff <(ls dir1/*.txt) <(ls dir2/*.txt)
rsync -av --delete /origem/ /backup/
for file in *.conf; do cat "$file"; done > combinado_conf.txt