Examining an ELF binary with binutils

strings:       strings /usr/bin/who
dependencies:  ldd /usr/bin/yes
symbols:       nm -D -l -S /usr/bin/yes
sections:      objdump -h /usr/bin/who
data:          objdump -s -j .rodata /usr/bin/who
code:          objdump -d -r -j .text /usr/bin/who