🐚 Bash Basics — Interactive Quiz

1) Show your current directory:

pwd
ls
cd

2) List files with human-readable sizes:

ls -lh
du -a
cat -n

3) First 4 lines of .fastq.gz:

head -n 4 file.fastq.gz
zcat file.fastq.gz | head -n 4
less file.fastq.gz